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  • 文件大小:1GB
  • 下载次数:145
  • 最近下载:2021-01-21 06:50:51
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文件列表

  1. The Radio Amateurs Microwave Communications Handbook.pdf 62MB
  2. Design and Realisation of Microwave Circuits.pdf 19MB
  3. A DIY Receiver for GPS and GLONASS Satellites.pdf 17MB
  4. Synthesised signal generator for 10 to 1800 MHz.pdf 13MB
  5. The Gunnplexer Cookbook.pdf 12MB
  6. The Laser Experimenters Handbook.pdf 12MB
  7. 4800 Baud Modem Daughter Board.pdf 11MB
  8. Wireless Digital Communications-Design and Theory.pdf 11MB
  9. Nifty E-Z Guide to D-STAR Operation.pdf 9MB
  10. Practical LC Filter Design.pdf 8MB
  11. VHF-UHF-SHF Measuring Methods Using a PC.pdf 8MB
  12. Raspberry Pi in the Sky.pdf 8MB
  13. An Active Antenna for 160 to 4 meters.pdf 7MB
  14. DTMF Remote Control.pdf 6MB
  15. IEEE 802.11 Experiments In Virginias Shenandoah Valley.pdf 6MB
  16. Crystal Testing.pdf 6MB
  17. Universal Synthesizer for Frequenices up and above 1000 MHz.pdf 6MB
  18. Working With Digital Filters.pdf 6MB
  19. Communications System Using Gunplexer Transceivers.pdf 5MB
  20. Raspberry Pi In Your Shack.pdf 5MB
  21. Active Reception Antennas- Observations- Calculations and Experiments.pdf 4MB
  22. Exploits in Lightwave Communication.pdf 4MB
  23. 13cm PSK Transceiver for 1.2Mbit Packet Radio.pdf 4MB
  24. Doppler Radar in the 10 GHz Amateur Band.pdf 4MB
  25. An Ultra Modern Shortwave Radio.pdf 4MB
  26. How To Use Duplexers.pdf 4MB
  27. Build An Alphanumeric Pager Decoder.pdf 4MB
  28. A Home-made RF-Millivoltmeter.pdf 4MB
  29. Amateur-Radio Applications of the Fast Fourier Transform.pdf 4MB
  30. Microwave path design- The Basics.pdf 4MB
  31. A Beginners Course In Assembly Language.pdf 4MB
  32. Sherlock in the XP Age.pdf 4MB
  33. Isolators The Practical View.pdf 4MB
  34. The Frontlines-HSMM.pdf 4MB
  35. Microwave Spectum Analyzer On A Budget.pdf 3MB
  36. A Receiver for the VLF Time and Frequency Standard Transmissions from DCF 77.pdf 3MB
  37. Modern Design for Band Pass Filters Made From Coupled Lines.pdf 3MB
  38. Spectrum Analyzer.pdf 3MB
  39. The Global Positioning System.pdf 3MB
  40. 23cm PSK Packet Radio Transceiver for 1.2 Mbit User Access.pdf 3MB
  41. Radio Astronomy And The Search For Extraterrestial Intelligence.pdf 3MB
  42. Project 25 To Take Public Safety Into Next Century.pdf 3MB
  43. A 13 cm Fully Transistorized Transverter.pdf 3MB
  44. A Home-Made Automatic Noise-Figure Measuring System.pdf 3MB
  45. Dont be Afraid of High-Frequency Transformers.pdf 3MB
  46. Intermodulation Distortion.pdf 3MB
  47. Modern Design of Stripline Low Pass Filters.pdf 3MB
  48. Demystifying error-control coding.pdf 3MB
  49. Doppler Direction Finder with Improved Characteristics.pdf 3MB
  50. Microwave Lens Antennas.pdf 3MB
  51. Fractal_Antennas_Part-1.pdf 3MB
  52. Introduction to Digital Mobile Radio.pdf 3MB
  53. Wideband Direction Coupler for VSWR-Measurements on Receiver Systems.pdf 3MB
  54. Introduction into Spread Spectrum Technology.pdf 3MB
  55. Arduino Based Data Acquistion.pdf 3MB
  56. Using DSP Software for VHF Beacon Monitoring.pdf 3MB
  57. Tracking Generator for Microwave Ranges 1.7 to 13 GHz.pdf 3MB
  58. Wi-Fi for Hams.pdf 3MB
  59. Smith Chart Fundamentals.pdf 3MB
  60. NiCad Recycler.pdf 3MB
  61. High Power Magnetron Transmitter.pdf 3MB
  62. Frequency Generator to 4 GHz.pdf 3MB
  63. Radio Interference Suppression.pdf 3MB
  64. PIC-Gen Frequency Generator-Counter.pdf 3MB
  65. From the bit to multi-carrier modulation - basics of digital modulation techniques.pdf 3MB
  66. Control Your Devices From A Web Page.pdf 3MB
  67. Tracking Generator From 1 MHz to 13 GHz for Spectrum Analysers.pdf 3MB
  68. A Spectrum Analyser for the Radio Amateur.pdf 2MB
  69. Lowes Loop for 432MHz.pdf 2MB
  70. 80 Years With EF Johnson.pdf 2MB
  71. Direction Finding Receiver.pdf 2MB
  72. The Early Work of Guglielmo Marconi.pdf 2MB
  73. Using SINAD Voting Combiners.pdf 2MB
  74. Frequency Counter with Harmonic Mixing for the UHF-SHE Amateur.pdf 2MB
  75. The Man Who Invented The Future - Hugo Gernsback.pdf 2MB
  76. Wideband Low-Noise Microwave VCO.pdf 2MB
  77. Spectrum management and rebanding- quantifying channel capacity.pdf 2MB
  78. Diversity Reception Helps Radio System Performance.pdf 2MB
  79. Nextel E-SMRS.pdf 2MB
  80. Precision Directional Coupler For Matching Measurements.pdf 2MB
  81. Stabilizing the VCO Frequency by Means of Monostables.pdf 2MB
  82. Spread Spectrum Communications.pdf 2MB
  83. Inexpensive Multi-Megabaud Microwave Data Link.pdf 2MB
  84. Home Brewing a 10 GHz SSB-CW Transverter.pdf 2MB
  85. Back to basics- amateur radio.pdf 2MB
  86. Analog multiplex systems- the basics.pdf 2MB
  87. WEWN Shortwave Radio To Reach The Heart Of The People.pdf 2MB
  88. A primer for transmission lines.pdf 2MB
  89. The Fractal Antenna.pdf 2MB
  90. VLF Up-Converter.pdf 2MB
  91. Frequency - power standard for calibration.pdf 2MB
  92. Absolute Calibration of a Noise Source.pdf 2MB
  93. Digital Signal Processing.pdf 2MB
  94. Hows Your Antenna.pdf 2MB
  95. Get on 440-MHz ATV.pdf 2MB
  96. N0GSG DSP Radio Direction Finder.pdf 2MB
  97. A PIC Based HF-VHF Power Meter.pdf 2MB
  98. Scanner Converter.pdf 2MB
  99. Future Shock- A Conversation with Phil Karn KA9Q.pdf 2MB
  100. High-Precision Frequency standard for 10 MHz.pdf 2MB
  101. The Phasing Transceiver on 73 kHz.pdf 2MB
  102. 21st Century Radio Communications.pdf 2MB
  103. Poor Mans Short-wave Radio.pdf 2MB
  104. Designing Your Own Pads.pdf 2MB
  105. Designing Chebyshev Filters for Practical Operation.pdf 2MB
  106. An EZ-Lindenblad Antenna for 2 Meters.pdf 2MB
  107. Spread Spectrum in Action.pdf 2MB
  108. winSMITH- A computerized Smith chart.pdf 2MB
  109. A Low Cost 1.2 GHz Pre-Scaler.pdf 2MB
  110. Travelers Information Stations.pdf 2MB
  111. The ABCs of communications towers.pdf 2MB
  112. Al Gross.pdf 2MB
  113. GaAsFET Power Amplifier Stages up to 5 W for 10 GHz.pdf 2MB
  114. Surface-Mount Technology Primer.pdf 2MB
  115. A 3456 MHz Linear Transverter.pdf 2MB
  116. Emergency 911.pdf 2MB
  117. An interesting program APLAC.pdf 2MB
  118. Your Right To Use A Scanner.pdf 2MB
  119. Use Direction-Finding To Trace Interference.pdf 2MB
  120. Amateur TV Transmitter.pdf 2MB
  121. Amateur Wireless Before 1914.pdf 2MB
  122. HSMM.pdf 2MB
  123. Interfacing Your Computer To The Poor Mans Spectrum Analyzer.pdf 2MB
  124. Electronically-Switched Attenuators.pdf 2MB
  125. A FM-Transceiver for 10 GHz with dielelectrically-stabilized Oscillator.pdf 2MB
  126. How F-TDMA Can Improve Mobile Radio.pdf 2MB
  127. Trapping Transients- Line Surge Protection.pdf 2MB
  128. Capacitors- The Family Tree.pdf 2MB
  129. Digital Technology Serves 2-Way Radio Communications.pdf 2MB
  130. GMSK - The Modulation Used For Mobile Communications.pdf 2MB
  131. An improved BPSK for the 1.2Mbit RTX.pdf 2MB
  132. Practical Circuit Board Construction.pdf 2MB
  133. NOAA Brings You Weather.pdf 2MB
  134. Intermod- Getting the upper hand.pdf 2MB
  135. Get In The Mediumwave Loop.pdf 2MB
  136. A 10 GHz Super-Regenerative Receiver.pdf 2MB
  137. D-Star.pdf 2MB
  138. The IQ Modulator Described.pdf 2MB
  139. CB Still A Favorite.pdf 2MB
  140. Fiber Optics.pdf 2MB
  141. Omnidirectional Waveguide Slot Antenna for Horizontal Polarisation.pdf 2MB
  142. Connect Systems CS700 UHF DMR Handheld.pdf 2MB
  143. Receiver Selectivity And How To Improve It.pdf 2MB
  144. The VHF-UHF Primer-An Introduction To Propagation.pdf 2MB
  145. The FOXBOX.pdf 2MB
  146. An Unconditionally-Stable- Low-Noise GaAs-FET Pre-Amplifier.pdf 2MB
  147. Digital RF Wattmeter with LC Display.pdf 2MB
  148. HF Direction Finding.pdf 2MB
  149. Design and construction of a high quality 100 MHz bandpass filter.pdf 2MB
  150. Get On 222 MHz with a Ten-Tec 1210 Transverter.pdf 2MB
  151. Single-Point Grounding For Communications Sites.pdf 2MB
  152. Measuring 9600 baud BER Performance.pdf 2MB
  153. Propagation Modes From ELF To SHF.pdf 2MB
  154. A Homebrew D-Star Repeater.pdf 2MB
  155. DIY Gain-Blocks.pdf 2MB
  156. Venturing Underground with VLF Radio.pdf 2MB
  157. A 13cm GaAsFET Power Amplifier Developed using the PUFF CAD Software Package.pdf 2MB
  158. Input Filters For Receive Applications In The 144 MHz Range.pdf 2MB
  159. Converting To Very Narrow Band- 12.5 kHz The Easy Way.pdf 2MB
  160. Try Copper For 2-Meters-The Cu Loop.pdf 2MB
  161. A Thermal Printing Voltmeter.pdf 2MB
  162. Microwave Subsystem.pdf 2MB
  163. SPI And The Printer Port.pdf 2MB
  164. RF Transmission Lines.pdf 2MB
  165. An Interesting Program MSTRIP40.pdf 2MB
  166. A Radio Pioneer.pdf 2MB
  167. Digital Wattmeter for the Bird 43.pdf 2MB
  168. MIMP - Motorola Impedance Matching Program.pdf 2MB
  169. A 10 W Power Amplifier for the 13cm Band using GaAs Technology.pdf 2MB
  170. The Shape of Bits to Come.pdf 2MB
  171. Cryptography The Secret Language Of Spies.pdf 2MB
  172. Radio Path Profiles And The Fresnel Zone.pdf 2MB
  173. An Impedance Diagram for Transmission Lines.pdf 2MB
  174. The New Industrial Revolution-Packet Radio And Networking.pdf 2MB
  175. Error Correcting In Data Transmission.pdf 2MB
  176. A 2.3 GHz Prescaler.pdf 2MB
  177. D-Star New Modes for VHF-UHF.pdf 2MB
  178. Getting Started With The PICBASIC Pro Compiler And MPLAB IDE.pdf 2MB
  179. Tunable VHF to SHF Bandpass Filter.pdf 2MB
  180. Solid-State Linear Amplifiers for 33 cm.pdf 1MB
  181. Anatomy Of A Repeater.pdf 1MB
  182. The isolator- An RF traffic director.pdf 1MB
  183. Universal sound card interface for digital modes.pdf 1MB
  184. 10 GHz ATV The Easy Way.pdf 1MB
  185. Microwave Basics.pdf 1MB
  186. 50 Ohm Wideband Detectors.pdf 1MB
  187. How Fleet Operators Keep Track Of Their Trucks.pdf 1MB
  188. Tower Climbing Safety And Rescue.pdf 1MB
  189. Light Beam Communicator.pdf 1MB
  190. Diversity Antenna.pdf 1MB
  191. Understanding Synthesizers.pdf 1MB
  192. Poor Mans Spectrum Analyzer.pdf 1MB
  193. SWR impedance and line loss.pdf 1MB
  194. Micro-Stripline Antennas.pdf 1MB
  195. The Poor Mans Caesium Clock.pdf 1MB
  196. Lightning Protection-Taming Thors Thunder-On A Budget.pdf 1MB
  197. A Noise Generator with Defined Noise Power for Applicaitons up in the Microwave Range.pdf 1MB
  198. Tackling interference at the site.pdf 1MB
  199. A Practical Synthesizer.pdf 1MB
  200. Its About Time A Tour of WWV.pdf 1MB
  201. Electroocardiograph.pdf 1MB
  202. Radio Astronomy for the VHF-UHF Radio Amateur.pdf 1MB
  203. Acoustic Field Generator.pdf 1MB
  204. Two-Stage Low-Noise Preamplifiers for the Amateur Bands from 24 cm to 12 cm.pdf 1MB
  205. Handy from Tandy - A 49 MHz to 50 MHz Modification.pdf 1MB
  206. Microwave Directional Coupler with high Front-to-Back Ratio made from Semi-Rigid Circuits.pdf 1MB
  207. A High-Performance 2-Meter Transverter.pdf 1MB
  208. Toroids for the Terrified.pdf 1MB
  209. Troubleshooting techniques 101.pdf 1MB
  210. MSF Locked Frequency Reference.pdf 1MB
  211. Pre-amplifier - Pros and Cons.pdf 1MB
  212. The User Friendly Smith Chart.pdf 1MB
  213. How To Use Line Sweeping To Maintain Antenna Systems.pdf 1MB
  214. Air Hop-Light Beam Communicator.pdf 1MB
  215. IEEE 802.11b-Friend or Foe.pdf 1MB
  216. Tracking Emergency Beacons.pdf 1MB
  217. TRBO Hits the Amateur Bands.pdf 1MB
  218. APCO-25.pdf 1MB
  219. The VOA At 50 Years.pdf 1MB
  220. An Introduction to Surface-Mount Devices.pdf 1MB
  221. Getting Started on Microwave ATV.pdf 1MB
  222. Make VHF cavities from over-the-counter hardware.pdf 1MB
  223. New ADV and Revolutionary HSMM-MESH at Ham-Com.pdf 1MB
  224. The Digital Circle of Life.pdf 1MB
  225. Signal-to-noise ratio.pdf 1MB
  226. Voltage-Controlled Tuned Wideband Oscillators.pdf 1MB
  227. 1296-MHz Transverter.pdf 1MB
  228. MDTs All You Wanted To Know About Them.pdf 1MB
  229. DF Breakthough-Turkey Tracker.pdf 1MB
  230. With GPS The Future Has Arrived.pdf 1MB
  231. Cognitive radios close to major advance.pdf 1MB
  232. Estimating Radio Range.pdf 1MB
  233. Experimental 430 MHz Wire Antennas.pdf 1MB
  234. Microwave Home Brew 10 GHz Receive Converter.pdf 1MB
  235. The VHF Log Periodic Yagi.pdf 1MB
  236. Build A Crystal Filter To Solve VHF Interference.pdf 1MB
  237. The Crawley Power Meter.pdf 1MB
  238. Tone Decoder.pdf 1MB
  239. All About Thermistors.pdf 1MB
  240. Switch-Mode Power Supplies.pdf 1MB
  241. Filters and Ferrites in EMC.pdf 1MB
  242. Automotive RFI Elimination.pdf 1MB
  243. The PortaPeater.pdf 1MB
  244. Video Signal Recognition - ATV Squelch.pdf 1MB
  245. Spread Spectrum And Digital Communications Techniques.pdf 1MB
  246. Tracking Down Bugs Using A Spectrum Analyzer.pdf 1MB
  247. A Six Meter Moxon Antenna.pdf 1MB
  248. A Box to Measure RF Impedances.pdf 1MB
  249. Building a Decent RF Network.pdf 1MB
  250. The Polly Audio Store.pdf 1MB
  251. Direct Conversion Receivers.pdf 1MB
  252. The Ten-Tec 6 Meter Transverter on 12 or 17 Meters.pdf 1MB
  253. Little Orphan Radio GMRS.pdf 1MB
  254. Dummy loads and smart choices.pdf 1MB
  255. Radio-Astronomical Experiments in the 70cm Band.pdf 1MB
  256. Ham Radio and VoIP.pdf 1MB
  257. The Arrow Antenna.pdf 1MB
  258. Receiver Sensitivity Signal and Noise.pdf 1MB
  259. Design Of Active Butterworth Filters.pdf 1MB
  260. Using a DRO as a Transmitter.pdf 1MB
  261. Working With LED Display Drivers.pdf 1MB
  262. Baluns For Microwave Applications.pdf 1MB
  263. HSMM Radio Equipment.pdf 1MB
  264. Building Your Own Weather Station.pdf 1MB
  265. Reflection Coefficient And Reflection Angle.pdf 1MB
  266. Spectrum Analyzer for VHF-UHF Amateurs Constructing a Home-Made Universal HF-Module.pdf 1MB
  267. A Portable Quad For 2 Meters.pdf 1MB
  268. Pulse Communication on 2300 MC.pdf 1MB
  269. Barry Goldwaters Relections On Radio.pdf 1MB
  270. RF attenuators- terminations- matching pads- loads.pdf 1MB
  271. Broadband Wireless Internet Access and Amateur Radio.pdf 1MB
  272. Introduction To Filters.pdf 1MB
  273. Noise Behaviour of Zener Diodes.pdf 1MB
  274. Build A Semiconductor Laser System.pdf 1MB
  275. Anatomy of a multicoupler.pdf 1MB
  276. Preventing microwave interference.pdf 1MB
  277. Frequency Doubling using Semi-Conductor Diodes.pdf 1MB
  278. The Dielectric Resonator.pdf 1MB
  279. Measuring insertion loss of cavities.pdf 1MB
  280. A Simple Digital Power Meter.pdf 1MB
  281. Stripline Directional Coupler for 400 MHz to 3.6 GHz.pdf 1MB
  282. Monitoring For Emergency Location Transmitters.pdf 1MB
  283. A Cheap and Easy High-Speed Data Connection.pdf 1MB
  284. RF Coil Dimensions - The Easy Way.pdf 1MB
  285. SMT You Can Work With.pdf 1MB
  286. Danger High Voltage- Mismatches can be harmful.pdf 1MB
  287. Microwave Propagation in the Upper Troposphere.pdf 1MB
  288. Intermodulation Properties of Switching Diodes.pdf 1MB
  289. Circuit Design on Your Linux Box Using gEDA.pdf 1MB
  290. Nonlinear Analysis-Simulation and Measurement of RF Amplifiers.pdf 1MB
  291. Modulation Acceptance Bandwidth.pdf 1MB
  292. Optocoupler Devices.pdf 1MB
  293. VHF DF Loop Aerial.pdf 1MB
  294. Untangling Digital Voice Above 50 MHz.pdf 1MB
  295. Night-Vision Scopes.pdf 1MB
  296. The First YL.pdf 1MB
  297. Antenna Support Structures For The Common Man.pdf 1MB
  298. Phase Lock Loop Stability Analysis.pdf 1MB
  299. The Versatile 555.pdf 1MB
  300. The Birth Of Satellite Communications.pdf 1MB
  301. Transmitter noise- receiver desense primer.pdf 1MB
  302. An Easy Dual-Band VHF-UHF Antenna.pdf 1MB
  303. A Little Imp Coil Winder.pdf 1MB
  304. A Tuned Active Antenna.pdf 1MB
  305. Wideband Microwave Amplifier Design.pdf 1MB
  306. How To Build A Transmatch For 2 Meters.pdf 1MB
  307. Radiation Monitor.pdf 1MB
  308. The value of ferrite RF isolators.pdf 1MB
  309. The Inventor Of Radio Was Nathan Stubblefield.pdf 1MB
  310. Photosensitive Devices.pdf 1MB
  311. Multicoupler basics.pdf 1MB
  312. DXing 2.4 GHz.pdf 1MB
  313. The complex world of wireless E911.pdf 1MB
  314. A Review Of Coding Theory.pdf 1MB
  315. How To Link Mobiles To Form A Repeater.pdf 1MB
  316. How to Design Analog Circuits-Biasing Transistors.pdf 1MB
  317. Inside line-of-site propagation.pdf 1MB
  318. The History and Future of Radio.pdf 1MB
  319. Predicting coverage area is critical.pdf 1MB
  320. Cellular Cryptography And GSM.pdf 1008KB
  321. DTMF Encoding and Decoding.pdf 1007KB
  322. Copper Loops For 222 and 440MHz.pdf 1006KB
  323. Understanding Speech Inversion.pdf 1005KB
  324. Service Monitors.pdf 1005KB
  325. A 10 MHz Timebase Clock for Frequency Counters- complete with a PLL for DCF77.pdf 999KB
  326. A Broadband Ham Network Crosses the Finish Line.pdf 987KB
  327. Building a Pulse Generator.pdf 987KB
  328. How Attenuator Pads Improve Impedance Matching.pdf 987KB
  329. ATV Transmitter from a Microwave Oven.pdf 986KB
  330. DIY Micro-Processors.pdf 981KB
  331. How Mobile Radio Fading Affects Data Transmission.pdf 981KB
  332. Measurement Arrangements for Complex Impedances.pdf 978KB
  333. RF amplifiers- coming and going.pdf 977KB
  334. Spectrum Monitor.pdf 973KB
  335. Active Filters.pdf 973KB
  336. Fixed And Variable Frequency Crystal Oscillators.pdf 970KB
  337. Digital Amateur Television.pdf 968KB
  338. Low-Band Converter.pdf 968KB
  339. Receiver Front-end Limitations.pdf 967KB
  340. Lightning and Overvoltage Protection for Radio Equipment.pdf 967KB
  341. Active Antennas for the Frequency Range from 10 KHz to 50 MHz.pdf 966KB
  342. A Simple Audio Notch Filter.pdf 965KB
  343. Canny Cavaties.pdf 965KB
  344. Wireless Networking.pdf 965KB
  345. Paging technology- Systems and services.pdf 964KB
  346. A Universal Sound-Vision Unit for FM-ATV Transmitters.pdf 962KB
  347. Using Smith Diagrams.pdf 962KB
  348. Microprocessor-Controlled Repeater Voting System.pdf 959KB
  349. Surface Mount Technology-You Can Work With It.pdf 959KB
  350. Measuring 2.4 GHz Helix Antennas.pdf 958KB
  351. A Stable Crystal-Controlled-Source for 10.37 GHz.pdf 957KB
  352. A 0.5-Watt 903-MHz Amplifier.pdf 953KB
  353. Digital Logic Simplified.pdf 951KB
  354. The Simple Simplex Repeater.pdf 950KB
  355. Laser output meter.pdf 948KB
  356. An FM Spectrum Analyser.pdf 947KB
  357. Can HSMM Find a Real Home in Ham Radio.pdf 946KB
  358. Compact BNC Attenuators.pdf 945KB
  359. Digital Altimeter.pdf 945KB
  360. Voice Of America Packs A Punch.pdf 940KB
  361. The Guying Problem.pdf 940KB
  362. Taking control of Project 25 systems- evaluation of control channels.pdf 935KB
  363. IRLP-The Internet Radio Linking Project.pdf 935KB
  364. FM-ATV in the GHz Range.pdf 934KB
  365. Co-Channel Interference.pdf 933KB
  366. The Secrets Of Paging Discover How They Work.pdf 932KB
  367. Well-grounded principles.pdf 931KB
  368. Synthesisers.pdf 930KB
  369. Understanding Trunking.pdf 929KB
  370. A Home-made Ultrasonic Power Line Arc Detector.pdf 916KB
  371. Practical notes on the ferrite isolator.pdf 915KB
  372. Quick Power.pdf 913KB
  373. A Doppler Radio Direction Finder.pdf 908KB
  374. A Sensitive Thermal Power Meter.pdf 906KB
  375. Alternative Options for Resolving HSMM Interference Issues.pdf 903KB
  376. Ham Radio Paging-Putting POCSAG On Packet.pdf 901KB
  377. D-Arsonval Dossier.pdf 900KB
  378. Active Audio Filters.pdf 899KB
  379. Learning To Work With Diodes.pdf 899KB
  380. TV Derived Frequency Standard.pdf 898KB
  381. PRO-96 CQPSK Upgrade Released.pdf 897KB
  382. Measurements on Resonance in Capacitors.pdf 896KB
  383. Receiver Bandwidth And The FM Signal.pdf 895KB
  384. Data Encryption is Legal.pdf 892KB
  385. Fine-tuning for the RF isolator.pdf 891KB
  386. Alpha-Theta Meditation Goggles.pdf 888KB
  387. The V-Antenna on the Car roof for mobile Direction-Finding.pdf 876KB
  388. The Use of Pringles Containers To Enhance Network Security.pdf 875KB
  389. A VHF-UHF-Microwave Transverter IF Switch.pdf 874KB
  390. Demystifying RF attenuators.pdf 873KB
  391. A Laser Transceiver for the ARRL 10-GHz-and-Up Contest.pdf 872KB
  392. Simple Locus Curves in the Smith Diagram.pdf 870KB
  393. A Home-Made UHF-SHF Power Meter.pdf 869KB
  394. Some Techniques for Building Ultra-Low-Noise Preamps.pdf 866KB
  395. The next phase of modulation.pdf 861KB
  396. Voltage Converters.pdf 855KB
  397. Understanding Radio Waves.pdf 855KB
  398. The Ghost Of Reginald Fessenden.pdf 851KB
  399. Digital Data Decoder Interface Revisted.pdf 851KB
  400. The Puzzle Of Propagation.pdf 850KB
  401. Low Frequency Converter.pdf 849KB
  402. A Tri-Yagi For 50 MHz.pdf 846KB
  403. High-Performance Easy-to-Build 432-MHz Transverter.pdf 844KB
  404. Pager Handbook for the Radio Amateur.pdf 843KB
  405. Analog Delay Lines.pdf 843KB
  406. Carrier Current Receiver.pdf 842KB
  407. Caveman Radio.pdf 842KB
  408. Testing Motrons Transmitter Fingerprinter.pdf 841KB
  409. Powell Crosley The Baron Of Homespun.pdf 839KB
  410. How To Use DC Voltage Regulators.pdf 839KB
  411. Transistor Calculations using Rules of Thumb.pdf 831KB
  412. 7 dB For 7 Bucks.pdf 829KB
  413. Antenna phasing 101.pdf 825KB
  414. The key to RF signal amplifier specs.pdf 824KB
  415. The ABCs of Propagation.pdf 824KB
  416. An introduction to 4.9 GHz.pdf 822KB
  417. Using Radar Data to Predict Rain-Scatter Paths.pdf 821KB
  418. Magnetic DC Leakage Fields From Cables.pdf 820KB
  419. RF switching with PIN diodes.pdf 818KB
  420. Mutual-Aid Channels For Interoperability.pdf 817KB
  421. Extracting Stable Clock Signals From AM Broadcast Carriers for Amateur Spread-Spectrum Applications.pdf 814KB
  422. RE-EZ Shortwave Receiver.pdf 814KB
  423. Power FETs vs Bipolars at RF.pdf 809KB
  424. 903-MHz Linear Amplifiers.pdf 808KB
  425. Splat-Signal Analysis Tool.pdf 804KB
  426. The Transmission of Electro-Magnetic Waves In Rectangular Waveguides.pdf 803KB
  427. Improving digital radio voice quality.pdf 802KB
  428. RF samplers and directional couplers.pdf 801KB
  429. Tone signaling over telephone lines- A technicians primer.pdf 801KB
  430. 5.7 GHz ATV Converter.pdf 798KB
  431. Reverse Polarity Protection.pdf 798KB
  432. CW Modulator Using Pin Diodes.pdf 794KB
  433. Electronic Dazer.pdf 791KB
  434. Down-Under Depth Sounder.pdf 789KB
  435. Site noise vs system noise figure.pdf 788KB
  436. Cheap Antennas for LEO Satellites.pdf 787KB
  437. An Amateur Radio Survival Guide For Linux Users.pdf 786KB
  438. Behaviour of Reflected Pulses along Cables.pdf 785KB
  439. Combustable Gas Alarm.pdf 783KB
  440. The next level of intermodulation.pdf 783KB
  441. Using crystal filters at VHF high band.pdf 777KB
  442. LC Filters.pdf 772KB
  443. Demystifying software radio.pdf 771KB
  444. Directional Couplers - Made to Measure.pdf 768KB
  445. Mixer Experiments.pdf 767KB
  446. Phase-Locked Loops.pdf 766KB
  447. Practical Spread Spectrum-Achieving Synchronization with the Slip-Pulse Generator.pdf 763KB
  448. The G5RV Multiband Antenna.pdf 760KB
  449. Spreading the wealth- multiple access techniques.pdf 760KB
  450. Audio PreAmp ICs.pdf 760KB
  451. 2-Meter Transverter.pdf 760KB
  452. A Wide-Range RF-Survey Meter.pdf 757KB
  453. Calculating the Focal Point of an Offset Dish Antenna.pdf 754KB
  454. Radar Speed-Gun Controller.pdf 751KB
  455. Dot-Bar-Graph Display Drivers.pdf 749KB
  456. The Unix Operating System.pdf 748KB
  457. Splitting A Signal.pdf 747KB
  458. Time-Domain Reflectometry On A Budget.pdf 743KB
  459. Differential Detection of Shifted-DQPSK.pdf 742KB
  460. Shoot the Moon.pdf 741KB
  461. Logarithmic Amplifier Up To 500 MHz With AD8307.pdf 740KB
  462. Finding Cable Faults.pdf 740KB
  463. The Noble Art of Signal Detection.pdf 739KB
  464. Working With Monostable Multivibrators.pdf 737KB
  465. Circular Waveguide Components at 10 GHz.pdf 733KB
  466. 10 GHz RF Preamp.pdf 727KB
  467. Home-Made Parabolic Dishes for Microwave Applications.pdf 721KB
  468. CW Transmitter for 902 MHz.pdf 720KB
  469. Signal Propagation and the Ionosphere.pdf 720KB
  470. A 12 Volt to 12 Volt Converter.pdf 720KB
  471. Digital Voice Communication.pdf 719KB
  472. Getting To Know RF Filters.pdf 716KB
  473. Super Directional Microphone.pdf 713KB
  474. Components for 10-GHz and Up Transceivers.pdf 710KB
  475. Turbocharge Your Packet Station.pdf 708KB
  476. Chat on the Air with LinPSK.pdf 707KB
  477. The Digital Ham Revolution.pdf 707KB
  478. A Modulation and Ripple Level Meter.pdf 705KB
  479. Line Sections As Capacitances Or Inductances In Microwave Range.pdf 704KB
  480. Versatile Pulse Generator.pdf 702KB
  481. Diversity is a good thing.pdf 696KB
  482. The LED Bar Graph Oscilloscope.pdf 695KB
  483. Doppler-Ultrasound Heart Monitor.pdf 691KB
  484. Bug Detector.pdf 690KB
  485. A Simple Pre-Amplifier For The 70MHz and 50MHz Bands.pdf 690KB
  486. Designing microwave radio links.pdf 689KB
  487. The Noble Art of De-coupling.pdf 687KB
  488. 2m Interference Reduction System.pdf 686KB
  489. Common Collector Amplifiers.pdf 684KB
  490. Deciphering RF units of measure.pdf 684KB
  491. A Straight-Through Mixer for 24 GHz.pdf 682KB
  492. Another RF Combiner-Spliter.pdf 680KB
  493. Synthesized Pulse Generator.pdf 680KB
  494. Some Practical Aspects of Toroids.pdf 679KB
  495. High-Speed Multimedia Goes Beyond the Linksys WRT54G.pdf 678KB
  496. Polarization Performance of Circularly Polarized Antennas.pdf 676KB
  497. Audio-Frequency Generator.pdf 673KB
  498. Calculating Antenna-Installation Wind Loading.pdf 672KB
  499. Working With Flip-Flops.pdf 668KB
  500. Infared Logic Probe.pdf 667KB
  501. How Do You Spell VSWR.pdf 665KB
  502. Practical Direct-Sequence Spread Spectrum UHF Link.pdf 663KB
  503. Build an E-Field Meter.pdf 663KB
  504. Introducing Spread Spectrum.pdf 658KB
  505. Formulae and Diagrams for the Approximate Calculation of Micro-Striplines.pdf 655KB
  506. Microwave Building Blocks-The Solfan Special.pdf 654KB
  507. Power Splitter For 70cms.pdf 653KB
  508. Is Silver-Plating Worth While in RF Applications.pdf 649KB
  509. Project 25 for Amateur Radio.pdf 647KB
  510. SWR by any other name.pdf 646KB
  511. Dual-Band Twin Lead Antenna.pdf 644KB
  512. Build a 3-Band Shortwave Converter For Your Car.pdf 641KB
  513. The BasicX-24.pdf 641KB
  514. Single-Chip Frequency Converter.pdf 641KB
  515. Home-Brew the Blockbuster.pdf 638KB
  516. Explore 220 With This State-Of-The-Art Transverter.pdf 638KB
  517. Minature UHF Fox Transmitter.pdf 635KB
  518. Pre-distortion Simplifies Mobile Data Integration.pdf 632KB
  519. Arduino The Experimenters Friend.pdf 629KB
  520. Voice Shifter.pdf 629KB
  521. RF Signal Generator.pdf 627KB
  522. Simple Capacitance Meter.pdf 626KB
  523. Defining Your Function Keys.pdf 626KB
  524. RC Filters.pdf 622KB
  525. Astronauts on Your Repeater.pdf 620KB
  526. Build An Infra-red Snooperscope.pdf 620KB
  527. Understanding standing wave ratios.pdf 611KB
  528. A Perl-Tk Package for NEC Based Antenna Design.pdf 609KB
  529. High-Speed Networking- Time to Net Its Benefits.pdf 608KB
  530. Microwave ATV-A New Approach.pdf 608KB
  531. HP AppCAD - A Software Collection for Calculating Microwave Exercises.pdf 607KB
  532. High Speed Multimedia Radio.pdf 606KB
  533. How To Get Into HSMM.pdf 603KB
  534. Avoiding RF Oscillation.pdf 600KB
  535. See-In-The-Dark Viewer.pdf 599KB
  536. Why I Like Linux and Other Tales.pdf 598KB
  537. Using the PIN Diode.pdf 597KB
  538. The Integration of Amateur Radio and 802.11.pdf 596KB
  539. Helium-Neon Laser.pdf 595KB
  540. Sound Card Packet.pdf 595KB
  541. An ATV Transmitter for the 24 cm Band.pdf 594KB
  542. Who Said Marconi Invented Wireless.pdf 594KB
  543. Digital Hamming-A Need for Standards.pdf 592KB
  544. Pilot Carrier Frequency Standard.pdf 590KB
  545. Cheap Yagis for 2450 MHz.pdf 588KB
  546. Building a Beacon for 2401 MHz.pdf 587KB
  547. Antenna Wind Loading.pdf 584KB
  548. RF Interference from Vehicle Engines.pdf 583KB
  549. Build the Featherweight 6-Meter Yagi.pdf 583KB
  550. NW Digital UDRX-440 Data Radio.pdf 580KB
  551. From Ether to Ethernet.pdf 580KB
  552. Bionic Ears.pdf 579KB
  553. Receiver front-end characteristics.pdf 579KB
  554. A Sweep Tuner for the VCO.pdf 578KB
  555. A Thermal Power Mount.pdf 576KB
  556. Binaural Basics.pdf 573KB
  557. The Hinternet and VPN Projects.pdf 572KB
  558. Dual-Band VHF-UHF Twinlead J-Pole Antenna.pdf 571KB
  559. Flate Plane Antennas.pdf 571KB
  560. A UHF-SHF Marker Generator.pdf 571KB
  561. Surviving the Unthinkable.pdf 569KB
  562. Freeware Signal Fingerprinting- Xmit_ID.pdf 567KB
  563. Fingerprinting Transmitters- MoTrons TxID-1.pdf 567KB
  564. Professor might have solved SDR.pdf 567KB
  565. Impedance Transformation using a quarter wavelength Line.pdf 565KB
  566. Oscilliscope Line-Analyzer Accessory.pdf 563KB
  567. HSMM and Field Day.pdf 560KB
  568. The DDRR-Directional Discontinuity Ring Radiator.pdf 558KB
  569. RF transmission line tips.pdf 558KB
  570. Harry Rubinstein- Inventor of the Printed Circuit.pdf 558KB
  571. Laser Communicator.pdf 557KB
  572. A Gunn Oscillator Detector and Mixer Module for 24 GHz.pdf 556KB
  573. Automatic Frequency Control and Supression of Acoustic Feedback in Conjunction with 10 GHz Transceivers.pdf 553KB
  574. 24-23 cm -Band Linear Power Amplifier Module M 57762.pdf 552KB
  575. Measurement Aids for the UHF Amateur.pdf 552KB
  576. Balun Designs for Wireless-Mixers-Amplifiers and Antennas.pdf 550KB
  577. VHF-UHF-Microwave Radio Propagation.pdf 549KB
  578. High Voltage Regulated PSU.pdf 549KB
  579. The Swallow UHF Prescaler.pdf 549KB
  580. PTT Control From Receiver Audio.pdf 548KB
  581. Add Remote Cotntrol to Your ICOM Transceiver.pdf 545KB
  582. Elevator A Simple 220-MHz FM Transverter.pdf 544KB
  583. The 220 MHz All-Mode Transverter.pdf 543KB
  584. Repairing Compact Disc Players.pdf 542KB
  585. Using Ceramic Resonators in Oscillators.pdf 539KB
  586. Building Simple Isolation Interface Devices.pdf 539KB
  587. A 900-MHz Parrot Repeater.pdf 538KB
  588. Straight-Through Mixer for 24 GHz.pdf 535KB
  589. A Single Stage 1500W Amplifer For 160-80-40 Meters.pdf 531KB
  590. Tramplifier for 432 MHz.pdf 530KB
  591. Complex Numbers Explained.pdf 529KB
  592. Digital mW meter.pdf 529KB
  593. Screw-Tuned Filter for the X-Band.pdf 529KB
  594. WB2REM Remote Link.pdf 528KB
  595. Build This Modem For Your Commadore 64.pdf 527KB
  596. Solid-State Devices For 1 GHz.pdf 526KB
  597. Aircraft Enhancement.pdf 525KB
  598. D-Star Digital Data-CryptoUP.pdf 523KB
  599. Experiments with a 10 GHz Frequency Multiplier with Interdigital Filter Coupling.pdf 523KB
  600. A Simple Deviation Meter.pdf 521KB
  601. The Doppler Effect over Radio Links Using Active or Passive Reflectors.pdf 521KB
  602. More Cheap Yagis.pdf 520KB
  603. Switching vs linear power supplies.pdf 519KB
  604. Practical Spread-Spectrum-Clock Recovery With the Synchronous Oscillator.pdf 517KB
  605. The Worlds Largest ELF.pdf 517KB
  606. The Ferret Audio Filter.pdf 514KB
  607. The 50 Dollar Sweeper.pdf 511KB
  608. Microwavelengths.pdf 511KB
  609. Voltage Doubler.pdf 506KB
  610. Wireless Local Area Network Design.pdf 506KB
  611. Audio Attenuator.pdf 504KB
  612. A Three And Half Band Yagi.pdf 503KB
  613. Radio Line-of-Sight Paths from the USGS Digital-Elevation Database.pdf 503KB
  614. Web Pages on Packet Radio.pdf 502KB
  615. Ultra Wide Band.pdf 502KB
  616. Inside Digital TV-VCR Tuners.pdf 501KB
  617. HDTV - Past Present and Future.pdf 499KB
  618. Build A Brain Wave Feedback Monitor.pdf 498KB
  619. The Amateur Packet Radio Handbook.pdf 496KB
  620. Line-of-Sight Microwave Communications.pdf 495KB
  621. BIOS Data Area Information.pdf 495KB
  622. Multiplication division and addition of a 10 MHz source to get a synthesised VHF signal.pdf 494KB
  623. Simple Approach to Complex Circuits.pdf 492KB
  624. UHF Modems For Amateur Radio Stations.pdf 491KB
  625. Radar Detector to Microwave Receiver Conversion.pdf 487KB
  626. Voltage Cursor Adapter.pdf 481KB
  627. Xastir.pdf 479KB
  628. Crystal Microwave.pdf 479KB
  629. Magazine Editor Has Been Radioactive for 50 Years.pdf 478KB
  630. How To Make Custom Meters From Salvaged Parts.pdf 475KB
  631. Lasers and Amateur Radio.pdf 470KB
  632. No-Tune Transverter for the 2304-MHz Band.pdf 469KB
  633. FYI-FQY.pdf 463KB
  634. Skinflint Lightning Arrestors.pdf 463KB
  635. 2.4-GHz Patch Antennas.pdf 460KB
  636. A PIC16F84-Based CW Decoder.pdf 459KB
  637. Power Supply Crowbar Protection Circuit.pdf 459KB
  638. Choosing The Right Capacitor.pdf 456KB
  639. Home-Brew X-Band Wavemeter.pdf 455KB
  640. CMOS Clock Circuits.pdf 453KB
  641. Fabrication of Printed-Circuit Boards.pdf 452KB
  642. Working With Op-Amps.pdf 451KB
  643. No-Tune Transverter for 3456 MHz.pdf 451KB
  644. Vocoding-Creating Digital Voice.pdf 449KB
  645. A Look Inside D-Star Modulation.pdf 446KB
  646. Amateur Radio Networks and the Internet.pdf 445KB
  647. Build a 2-Meter Intermod Notch Trap.pdf 444KB
  648. Working With Torid Cores.pdf 442KB
  649. A Five-Element 2-Meter Yagi.pdf 442KB
  650. A Spectrum Analyzer for the Radio Amateur.pdf 441KB
  651. Therman Power Measurement - yet another look.pdf 441KB
  652. Laser Communication Systems.pdf 439KB
  653. A Uniquely Tuned 2 Meter Transmitter Hunting Loop.pdf 438KB
  654. A Wavemeter for the Frequency Range 23.5 to 24.5 GHz.pdf 437KB
  655. Bat Detector.pdf 435KB
  656. An Off-Air 1988 kHz Frequency Source.pdf 435KB
  657. Crystal Oscillators.pdf 432KB
  658. Care And Feeding Of Gunnplexers.pdf 432KB
  659. Locating Power Line Noise Using TV Waveforms.pdf 432KB
  660. 902- to 144-MHz Receive Converter.pdf 429KB
  661. The Magnetron-A Low Noise Long Life Amplifier.pdf 427KB
  662. Improving the K1FO 8874 432-MHz Amplifier.pdf 424KB
  663. Brain Waves and Biofeedback Training.pdf 423KB
  664. Explore USB with this USB to CI-V Interface.pdf 423KB
  665. Meet The New Guy.pdf 421KB
  666. Television Receiver Field-Strength Indicator.pdf 419KB
  667. A Compact Two-Element 2-Meter Beam.pdf 419KB
  668. An Introduction To The Bilateral Transverter.pdf 418KB
  669. Classic Video Amps Revisited.pdf 417KB
  670. Radio Astronomy Terms Explained.pdf 414KB
  671. D-Star Antennas.pdf 414KB
  672. Converting Radar Detectors to 10-GHz Rigs.pdf 414KB
  673. Different Grounds For Different Shacks.pdf 413KB
  674. 900-MHz Band-Whats in Store for Amateurs.pdf 412KB
  675. N0GSG Portable Radio Direction Finder.pdf 410KB
  676. New High-Speed Multi-Media Radio Mesh Networking.pdf 410KB
  677. RSGB-Remote-HF.pdf 407KB
  678. Inexpensive Hardline.pdf 407KB
  679. Entertainment And Interference-The Two Faces Of CATV.pdf 407KB
  680. How To Design Analog Filter Circuits.pdf 406KB
  681. 432 Collinear From Coax.pdf 402KB
  682. Printed Circuit Boards--An Easier Way.pdf 400KB
  683. Cellular Surplus.pdf 400KB
  684. Measuring Wavelengths at Microwave Frequencies - Simply and Cheaply.pdf 400KB
  685. Introducing Sherlock - A Hi-Tech Fox Hunting Tool.pdf 398KB
  686. Coupled Microstriplines as Filter.pdf 392KB
  687. Robotics-Ultrasonic Vision.pdf 392KB
  688. Attenuation Of Electromagnetic Waves By Vegetation.pdf 391KB
  689. Home-brew Spectrum Analyzer.pdf 389KB
  690. Spread-Spectrum Applications In Amateur Radio.pdf 389KB
  691. Pocket dBm RF Power Meter.pdf 387KB
  692. Grounded-Grid Kilowatt Amplifier for 432 MHz.pdf 383KB
  693. Pre Divider up to 5 GHz.pdf 382KB
  694. Pagers.pdf 378KB
  695. 10 GHz Varactor Tuned Gunn Oscillator.pdf 376KB
  696. The Four Way DFer.pdf 375KB
  697. The Real Inventor Of Wireless.pdf 373KB
  698. Digital Modulation from ASK to OQPSK.pdf 373KB
  699. Binaural Mikeset.pdf 372KB
  700. A Sprectrum Generator for the 24 GHz Band.pdf 367KB
  701. All-Band Field Strength Meter.pdf 365KB
  702. Determining the Antenna Gain in the GHz Range.pdf 364KB
  703. Voice Track-Talking Controller.pdf 362KB
  704. A New Method of Mounting and Feeding A Gunn Element Using a BNC Connector.pdf 360KB
  705. VOIP and Amateur Radio.pdf 357KB
  706. Quantifying SETI.pdf 354KB
  707. A PIC SWR Meter.pdf 349KB
  708. Rolling Your Own with Digital Amateur Radio.pdf 348KB
  709. The Hinternet on 5 GHz.pdf 348KB
  710. A Spectrum Analyser In Your Shack.pdf 347KB
  711. Tracing And Eliminating Power Line Interference.pdf 345KB
  712. A Marker Generator for 10 MHz and 1 MHz Markers.pdf 345KB
  713. HSMM and Information Security.pdf 341KB
  714. How ET Really Called Home.pdf 340KB
  715. Electronics and Brain Control.pdf 339KB
  716. Storm Detection by Radio.pdf 336KB
  717. Practical Spread Spectrum-An Experimental Transmitted-Reference Data Modem.pdf 333KB
  718. Digital Video Coming to the 440-MHz Band.pdf 333KB
  719. Telephone Line Tester.pdf 330KB
  720. A Look At Emergency Phone Numbers.pdf 329KB
  721. Microwave Building Blocks-The Doubly-Balanced Mixer.pdf 329KB
  722. A Modular High-Performance 23-cm ATV Transceiver.pdf 328KB
  723. Serian A-D Converter for an IBM PC.pdf 328KB
  724. Serial A-D Converter for an IBM PC.pdf 328KB
  725. Find Fault with Your Coax.pdf 325KB
  726. The DSE Radio Direction Finder.pdf 317KB
  727. Audio Amplifiers You Can Build.pdf 316KB
  728. On Amateur Radio Use of IEEE 802.11b.pdf 313KB
  729. Understanding Ungrounded Oscilloscope Measurements.pdf 309KB
  730. The Hinternet-Protecting HSMM Radio Networks.pdf 308KB
  731. Getting on on the Internet-Your First HSMM Radio Station.pdf 307KB
  732. Two-Band 1.2 and 2.4 GHz Feed-Horn for Parabolic Antennas.pdf 307KB
  733. Build The Montreal Fox Controller.pdf 307KB
  734. New Jerseys South Counties Emergency Radio Network.pdf 307KB
  735. ATV Handbook.pdf 307KB
  736. Pour an Antenna for X-Band.pdf 307KB
  737. Rock Solid RF.pdf 306KB
  738. New Mod For Digital Decoding.pdf 303KB
  739. A Primer on Digital Signal Interfaces.pdf 301KB
  740. Gunn and IMPATT Microwave Devices.pdf 300KB
  741. Single-Board- No-Tune 902-MHz Transverter A.pdf 299KB
  742. Single-Board No-Tune 902-MHz Transverter.pdf 299KB
  743. A Five-Element Quad Antenna for 2-Meters.pdf 298KB
  744. Making Two-Sided Circuit Boards by the Photoetching Process.pdf 296KB
  745. RTTY Artwork.pdf 291KB
  746. GRAPES 56 Kb Modem.pdf 291KB
  747. IR Code Analyser.pdf 287KB
  748. An Experimental Variometer.pdf 286KB
  749. Finding Field Strength The Simple Way.pdf 285KB
  750. Color TV-That Isnt.pdf 284KB
  751. The Worldwide RTTY Art Contest.pdf 283KB
  752. Put Your All-Mode 2-Meter Rig on 220.pdf 282KB
  753. Amateur Spread-Spectrum Experimentation.pdf 282KB
  754. Diversity Communications.pdf 278KB
  755. Want a Good Microwave Antenna-Drink More Coffee.pdf 274KB
  756. Improved Pin-Diode Switch for Transmit-Receive Switching.pdf 273KB
  757. Electric Fence Interference-A Case History.pdf 270KB
  758. D-STAR For VHF-UHF.pdf 270KB
  759. A Simple dB-Linear S-Meter for Microwave Applications.pdf 269KB
  760. The Magical Audio Filter.pdf 268KB
  761. Amateur use of the optical spectrum - above 300 GHz.pdf 268KB
  762. More Microwave Test Equipment For 10 GHz.pdf 267KB
  763. Two Meter Tracking Transmitter.pdf 267KB
  764. Build The FoxTTL Foxhunt Transmitter.pdf 266KB
  765. Spread Spectrum And The Radio Amateur.pdf 265KB
  766. Detect Killer Tornadoes.pdf 264KB
  767. A Guide to the Fourier Transform.pdf 264KB
  768. TV-VCR Tuner Applications.pdf 262KB
  769. Mechanical Design Tips for EMI Shielding.pdf 259KB
  770. The Sociology of Regulations.pdf 255KB
  771. An Injection-Locked Oscillator for the 10 GHz Band.pdf 252KB
  772. Cutting Current to Size.pdf 251KB
  773. Build An Active Antenna.pdf 251KB
  774. All-Purpose Op-Amps.pdf 249KB
  775. A Gunn Oscillator for the 24 GHz Band.pdf 249KB
  776. Waveguide for the 24 GHz Band.pdf 248KB
  777. A Linear 1 W Power Amplifier for 2400 MHz.pdf 247KB
  778. Double-Ducky Direction Finder.pdf 247KB
  779. Voice Recognition for FM Repeaters.pdf 246KB
  780. Building A Wavemeter.pdf 246KB
  781. Relative RF Power Meter.pdf 246KB
  782. QRP Transmitting Converter.pdf 245KB
  783. How To Build High-Q Coils.pdf 244KB
  784. Build a Four-Level FSK Data Decoder Interface.pdf 241KB
  785. The Flap Over Digital Decoding.pdf 240KB
  786. Dealing With Man-Made Noise.pdf 240KB
  787. The Incredible Digiohm.pdf 240KB
  788. How To Build A Stable VFO.pdf 238KB
  789. For Tunable Oscillators Its The Pitts.pdf 237KB
  790. Baluns Do We Need Them.pdf 236KB
  791. A Simple Noise Figure Meter.pdf 235KB
  792. Radio To Computer Data Interface.pdf 233KB
  793. Using FETs As RF Power Amplifiers.pdf 231KB
  794. Long Life For Your Transmitting Tubes.pdf 231KB
  795. Digital Voice Protection.pdf 230KB
  796. Data Delivery.pdf 227KB
  797. High-Power Cavity Amplifier For The New 900-MHz Band.pdf 226KB
  798. How To Decode ASTRO Digital Signals.pdf 226KB
  799. RF Output Power vs Load Impedance.pdf 226KB
  800. D-STAR Technical Chararistics.pdf 225KB
  801. Universal Radio Programmer.pdf 225KB
  802. An RF Ammeter.pdf 224KB
  803. Broadcast Band Interference.pdf 224KB
  804. Annie Get Your Gunnplexer.pdf 223KB
  805. 902-MHz Loop Yagi Antenna.pdf 223KB
  806. An RF-Probe for Test and Measurement Purposes.pdf 222KB
  807. Nontraditional Field Day-You Bet.pdf 220KB
  808. How To Build A Frequency Converter.pdf 220KB
  809. High Power Notch Filter.pdf 219KB
  810. Capacitance Meter.pdf 218KB
  811. Microwave Propagation.pdf 215KB
  812. A Portable Direction-Finding Antenna.pdf 215KB
  813. Is the ARRL Turning 2.4 GHz into the Next CB Band.pdf 215KB
  814. A Temperature Controlled Oven.pdf 213KB
  815. Spread Spectrum Frequency Hopping Direct Sequence and You.pdf 213KB
  816. Electronics vs Ceeepy Crawlers.pdf 212KB
  817. An Audio-Noise-Based Voting Circuit.pdf 212KB
  818. Terminating 75 Ohm-7-8 Inch Hardline with SO-239.pdf 211KB
  819. A 146 and 445 MHz J-Pole Antenna.pdf 211KB
  820. Direct Digital Synthesizer for Radio Projects.pdf 209KB
  821. A Simple Receiver For The Beginner.pdf 209KB
  822. An Up-Converter for Extending the Frequency Range of Signal Generators.pdf 209KB
  823. A 5.8 GHz Fully-Integrated Power Amplifier for 802.11a WLAN System .pdf 209KB
  824. Army Surplus CW.pdf 208KB
  825. Is All Data Acceptable Data.pdf 207KB
  826. Microphone Impedance And Amplification.pdf 207KB
  827. The Cubical Quad.pdf 207KB
  828. A Survey of Direction Finding Techniques and Antennas.pdf 206KB
  829. Pocket-Size VHF SWR Meter.pdf 205KB
  830. Understanding Crystal Oscillators.pdf 205KB
  831. Coxial SHF-Connectors Constucted from Bicycle Tire Valves.pdf 203KB
  832. Active Magnetic Antennas.pdf 203KB
  833. The Great Aluminum Cover-Up.pdf 202KB
  834. Making Printed Circuit Boards.pdf 201KB
  835. A Rugged Compact Attenuator.pdf 201KB
  836. Making Your Own PCBs.pdf 198KB
  837. Fast Internet Access By ADSL Technology.pdf 198KB
  838. A Circularly Polarized 60 GHz Microstrip Antenna.pdf 197KB
  839. Things You Can Do With Diodes.pdf 196KB
  840. Women In Amateur Radio.pdf 196KB
  841. Digital Voice and Data Modes The Way Forward.pdf 195KB
  842. A Miniature HF to VHF AM-FM Receiver Using the NE605.pdf 194KB
  843. General Purpose VHF-UHF Antenna.pdf 193KB
  844. 902 FM-UHFs Final Frontier.pdf 192KB
  845. King of the Pulse Generators.pdf 192KB
  846. A Horizontally Polarized Omni-Directional Antenna.pdf 190KB
  847. Build A Simple Scanner Converter.pdf 190KB
  848. The Poor Mans Radar.pdf 189KB
  849. Flash Tubes.pdf 185KB
  850. Stabilizing the Operating Point of Preamplifiers and Linear Amplifiers for an Output Power up to Approx 1 W.pdf 185KB
  851. A Step Attenuator You Can Build.pdf 185KB
  852. Switchless bidirectional amplifier for wireless communication systems.pdf 184KB
  853. SHARKS and Tsunamis.pdf 183KB
  854. What is HSMM.pdf 181KB
  855. CATV Leakage-A Two Way Street.pdf 178KB
  856. Microwavelengths-The Transverter.pdf 173KB
  857. Cellular Phones.pdf 171KB
  858. Frequency Calibration Using WWV.pdf 171KB
  859. A 10 Dollar Phone Patch.pdf 170KB
  860. High Speed Multimedia at 3.5 GHz.pdf 168KB
  861. An Inexpensive Low Noise Preamplifier for 432 MHz.pdf 160KB
  862. Choosing the Right Diode for your AGC Detector.pdf 160KB
  863. Intermodulation Reviewed.pdf 157KB
  864. An Active Attenuator For Transmitter Hunting.pdf 157KB
  865. 144 MHz Stop-Band TVI Filters.pdf 156KB
  866. Build This Solid-State PA for 440 MHz.pdf 156KB
  867. Transmatch For 432 MHz--Why Not.pdf 153KB
  868. An Inexpensive TDR.pdf 150KB
  869. How Many of These Magazines Do You Remember.pdf 147KB
  870. An S band to 70cm receive converter for P3D.pdf 145KB
  871. Wideband Active Loop Antenna.pdf 145KB
  872. A High Gain Horn Antenna for 220 And 420 MHz.pdf 144KB
  873. Inexpensive Basic Stamp Controller.pdf 144KB
  874. Monitoring Spread Spectrum Comms.pdf 140KB
  875. Resonance and Reactance.pdf 138KB
  876. An Inexpensive 10 GHz Dish System.pdf 137KB
  877. The Hinternet and openHSMM.pdf 133KB
  878. Automobile Ignition Substitute.pdf 131KB
  879. Bringing Digital Radio to Amateur Radio.pdf 130KB
  880. D-STAR Digital Voice versus Analog FM Sensitivity.pdf 128KB
  881. A No-Tune 2-Meter Bandpass Filter.pdf 122KB
  882. The Serial Port-Breakfast Of Champions.pdf 122KB
  883. Microwave and RF Cable Assemblies-The Neglected System Component.pdf 121KB
  884. Six Meters From Your Easy Chair.pdf 120KB
  885. Use It Or Lose It.pdf 119KB
  886. What is Happening to the HSMM Working Group.pdf 117KB
  887. Build An IC Light Modulator.pdf 116KB
  888. Remote-Controlled HF Operation over the Internet.pdf 115KB
  889. Design of a Dual Patch Triangular Microstrip Antenna.pdf 112KB
  890. Isolated-Pad Circuit-Board Construction.pdf 112KB
  891. RFI-Intermodulation.pdf 111KB
  892. Worlds Fair Super Squelch.pdf 109KB
  893. Dielectric Materials at Microwave Frequencies.pdf 107KB
  894. Wireless Digital Modulation.pdf 106KB
  895. A PIC Of An IDer.pdf 104KB
  896. 75-Ohm Cable-Additional Options.pdf 104KB
  897. DTMF-Converter And HF-Link Controller.pdf 103KB
  898. Clean Up Your Signals With Band-Pass Filters.pdf 103KB
  899. MMIC Preamp for DC to Daylight.pdf 102KB
  900. Doctor Of Modifications Dies.pdf 102KB
  901. Low-Pass Filters and the 144 MHz Band.pdf 99KB
  902. One-Chip AFSK Generator.pdf 99KB
  903. Low Noise Amplifiers for 2304 3456 5760 and 10368 MHz.pdf 99KB
  904. June 1996 The Last Issue of RCMA Scanner Journal.pdf 98KB
  905. Columbia Shuttle Recovery and 802.11b.pdf 97KB
  906. Options On The IF.pdf 95KB
  907. Calibration and Repair for Bird Wattmeter Elements.pdf 94KB
  908. Yes-All My Coax Cables Are 75 Ohms.pdf 84KB
  909. Low Cost Lowpass Filter Design Using Image Parameters.pdf 76KB
  910. Some Encryption is Legal.pdf 74KB
  911. Troubleshooting Electrical Noise.pdf 74KB
  912. 12V-to-24V Converter.pdf 71KB
  913. Ceramic Bandpass Filters-Boon or Bane.pdf 68KB
  914. A Review of ABCD Parameters .pdf 67KB
  915. Technology and the Future of Amateur Radio.pdf 66KB
  916. Inexpensive High Speed Packet is Here.pdf 65KB
  917. 6 Meter J-Pole.pdf 59KB
  918. Transmission Line Transformer Basics.pdf 56KB
  919. Capacitor Basics.pdf 52KB
  920. Surge Protection.pdf 46KB
  921. SW Converter for AM Radio.pdf 38KB
  922. Amateur Radio and 802.11.pdf 32KB
  923. 10 Element 900 MHz Quagi.pdf 25KB
  924. 2.4GHz Pringles Can Antenna.pdf 25KB
  925. Dual Band J-Pole.pdf 20KB
  926. Super-J-Pole.pdf 19KB