Library
A
- A Beginners Course in Assembly Language.pdf– 3.81 MB
- A Look Inside D-Star Modulation.pdf– 445.77 KB
- APCO-25.pdf– 1.34 MB
- APRX Software Manual.pdf– 428.07 KB
- ATV Handbook.pdf– 306.73 KB
- ATV Transmitter from a Microwave Oven.pdf– 985.58 KB
- Active Audio Filters.pdf– 899.34 KB
- Active Filters.pdf– 972.64 KB
- Air Hop-Light Beam Communicator.pdf– 1.35 MB
- Aircraft Enhancement.pdf– 525.15 KB
- Alternative Options for Resolving HSMM Interference Issues.pdf– 903.12 KB
- Amateur Radio Networks and the Internet.pdf– 445.46 KB
- Amateur Radio and 802.11.pdf– 31.71 KB
- An Introduction to Surface Mount Devices.pdf– 1.33 MB
- Analog Delay Lines.pdf– 842.70 KB
- Antenna Toolkit – 2nd Edition.pdf– 4.73 MB
- Arduino Robotics.pdf– 20.96 MB
- Army Surplus CW.pdf– 208.38 KB
- Arrow Antenna.pdf– 1.19 MB
- Astronauts on Your Repeater.pdf– 620.05 KB
- Audio PreAmp ICs.pdf– 759.79 KB
- Audio-Frequency Generator.pdf– 672.51 KB
- Automobile Ignition Substitute.pdf– 130.64 KB
- Avoiding RF Oscillation.pdf– 599.82 KB
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B
- BIOS Data Area Information.pdf– 495.17 KB
- Balun Designs for Wireless – Mixers, Amplifiers and Antennas.pdf– 550.14 KB
- Binaural Basics.pdf– 572.66 KB
- Brain Waves and Biofeedback Training.pdf– 422.88 KB
- Broadband Wireless Internet Access and Amateur Radio.pdf– 1.12 MB
- Bug Detector.pdf– 690.33 KB
- Build A Brain Wave Feedback Monitor.pdf– 497.88 KB
- Build A Semiconductor Laser System.pdf– 1.12 MB
- Build An Alphanumeric Pager Decoder.pdf– 4.21 MB
- Build An IC Light Modulator.pdf– 116.15 KB
- Build An Infra-red Snooperscope.pdf– 619.59 KB
- Build The FoxTTL Foxhunt Transmitter.pdf– 265.90 KB
- Build The Montreal Fox Controller.pdf– 307.21 KB
- Build a 2m Intermod Notch Trap.pdf– 443.85 KB
- Build the Featherweight 6m Yagi.pdf– 582.79 KB
- Building Simple Isolation Interface Devices.pdf– 538.52 KB
- Building a Beacon for 2401 MHz.pdf– 587.07 KB
- Building a Decent RF Network.pdf– 1.22 MB
- Burlington Railroad Telegrapher, Joseph Ballengee.pdf– 4.60 MB
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C
- CMOS Clock Circuits.pdf– 453.02 KB
- Calibration and Repair for Bird Wattmeter Elements.pdf– 93.75 KB
- Can HSMM Find a Real Home in Ham Radio.pdf– 946.49 KB
- Carrier Current Receiver.pdf– 842.39 KB
- Caveman Radio.pdf– 842.26 KB
- Cellular Surplus.pdf– 400.08 KB
- Ceramic Bandpass Filters-Boon or Bane.pdf– 67.66 KB
- Chat on the Air with LinPSK.pdf– 707.36 KB
- Cheap Antennas for LEO Satellites.pdf– 371.35 KB
- Cheap Yagis for 2450 MHz.pdf– 588.38 KB
- Cheap and Easy High-Speed Data Connection.pdf– 1.09 MB
- Choosing the Right Diode for your AGC Detector.pdf– 159.50 KB
- Circuit Design on Your Linux Box Using gEDA.pdf– 1.07 MB
- Circularly Polarized 60 GHz Microstrip Antenna.pdf– 197.17 KB
- Classic Rain-Gutter Loop Antenna.pdf– 352.17 KB
- Classic Video Amps Revisited.pdf– 416.78 KB
- Color TV-That Isnt.pdf– 284.14 KB
- Columbia Shuttle Recovery and 802.11b.pdf– 96.79 KB
- Combustable Gas Alarm.pdf– 783.23 KB
- Common Collector Amplifiers.pdf– 683.96 KB
- Communications System Using Gunplexer Transceivers.pdf– 5.49 MB
- Components for 10-GHz and Up Transceivers.pdf– 709.67 KB
- Converting Radar Detectors to 10-GHz Rigs.pdf– 413.59 KB
- Crystal Microwave.pdf– 478.54 KB
- Crystal Oscillators.pdf– 432.33 KB
- Cutting Current to Size.pdf– 251.37 KB
- CW – Common Abbreviations 426 KB
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D
- D-Arsonval Dossier.pdf– 900.15 KB
- D-STAR Antennas.pdf– 413.82 KB
- D-STAR Digital Data-CryptoUP.pdf– 523.15 KB
- D-STAR Digital Voice versus Analog FM Sensitivity.pdf– 127.72 KB
- D-STAR For VHF-UHF.pdf– 269.61 KB
- D-STAR Technical Chararistics.pdf– 225.04 KB
- DDRR – Directional Discontinuity Ring Radiator.pdf– 558.03 KB
- DF Breakthough-Turkey Tracker.pdf– 1.29 MB
- DSE Radio Direction Finder.pdf– 316.61 KB
- DTMF Encoding and Decoding.pdf– 1,007.44 KB
- Data Encryption is Legal.pdf– 892.17 KB
- Defining Your Function Keys.pdf– 625.74 KB
- Design of a Dual Patch Triangular Microstrip Antenna.pdf– 111.79 KB
- Detect Killer Tornadoes.pdf– 264.46 KB
- Dielectric Materials at Microwave Frequencies.pdf– 106.62 KB
- Digital Altimeter.pdf– 944.70 KB
- Digital Amateur Television.pdf– 968.34 KB
- Digital Hamming-A Need for Standards.pdf– 591.81 KB
- Digital Modulation from ASK to OQPSK.pdf– 372.71 KB
- Digital Signal Processing.pdf– 2.15 MB
- Digital Video Coming to the 440-MHz Band.pdf– 332.54 KB
- Digital Voice and Data Modes The Way Forward.pdf– 194.57 KB
- Direct Conversion Receivers History – W7ZOI.pdf– 254.60 KB
- Diversity Antenna.pdf– 1.45 MB
- Doppler-Ultrasound Heart Monitor.pdf– 690.56 KB
- Dot-Bar-Graph Display Drivers.pdf– 748.91 KB
- Down-Under Depth Sounder.pdf– 788.58 KB
- Dual Band J-Pole.pdf– 19.79 KB
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E
- EARC End Fed HF Antenna.pdf– 614.48 KB
- Elecraft – KX1 Owners Manual Rev E.pdf– 2.63 MB
- Elecraft – KXAT1 Manual Rev A.pdf– 384.23 KB
- Elecraft KX2 Manual Rev A5.pdf– 3.07 MB
- Electronics and Brain Control.pdf– 338.71 KB
- Electronics for Dummies.pdf– 19.94 MB
- Electronics vs Ceeepy Crawlers.pdf– 212.48 KB
- Electroocardiograph.pdf– 1.40 MB
- Error Correcting In Data Transmission.pdf– 1.56 MB
- Ethics and Operating Procedures for the Radio Amateur.pdf– 2.07 MB
- Explore USB with this USB to CI-V Interface.pdf– 422.74 KB
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F
- FCC – Measurements of Environmental Electromagnetic Fields at Amateur Radio Stations.pdf– 145.09 KB
- Find Fault with Your Coax.pdf– 325.23 KB
- Finding Cable Faults.pdf– 739.74 KB
- Five-Element Quad Antenna for 2m.pdf– 298.46 KB
- Flash Tubes.pdf– 185.50 KB
- Flate Plane Antennas.pdf– 570.78 KB
- Forrest Mims – 555 Timer IC Circuits.pdf– 2.82 MB
- Forrest Mims – Basic Semiconductor Circuits.pdf– 4.28 MB
- Forrest Mims – Communications Projects.pdf– 10.22 MB
- Forrest Mims – Getting Started in Electronics.pdf– 12.58 MB
- Forrest Mims – Magnet And Sensor Projects.pdf– 4.21 MB
- Forrest Mims – Op Amp IC Circuits.pdf– 4.24 MB
- Forrest Mims – Optoelectronics Circuits.pdf– 4.10 MB
- Forrest Mims – Schematic Symbols, Device Packages, Design And Testing.pdf– 4.35 MB
- Forrest Mims – Sensor Projects.pdf– 4.35 MB
- Forrest Mims – Solar Cell Projects.pdf– 4.44 MB
- Foxbox.pdf– 1.71 MB
- Frequency Calibration Using WWV.pdf– 170.65 KB
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G
- G0KYA – EFHW Antennas.pdf– 7.07 MB
- G0KYA EFHW Antenna.pdf– 7.07 MB
- G7FEK Nested Marconi Antenna.pdf– 664.31 KB
- GRAPES 56 Kb Modem.pdf– 290.94 KB
- Getting on on the Internet-Your First HSMM Radio Station.pdf– 307.34 KB
- Global Positioning System.pdf– 3.12 MB
- Great Aluminum Cover-Up.pdf– 201.91 KB
- Grobs Basic Electronics 2010.pdf– 56.37 MB
- Gunn and IMPATT Microwave Devices.pdf– 299.79 KB
- Gunnplexer Cookbook.pdf– 12.11 MB
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H
- HF Serial-Tone Waveform Design.pdf– 960.82 KB
- HSMM and Field Day.pdf– 559.57 KB
- HSMM and Information Security.pdf– 341.22 KB
- HSMM.pdf– 1.90 MB
- Ham Radio Paging-Putting POCSAG On Packet.pdf– 900.78 KB
- Ham Radio and VoIP.pdf– 1.20 MB
- Ham Radio for Dummies.pdf– 8.71 MB
- Helium-Neon Laser.pdf– 594.76 KB
- High Power Magnetron Transmitter.pdf– 2.60 MB
- High-Performance 2m Transverter.pdf– 1.37 MB
- Hinternet – Protecting HSMM Radio Networks.pdf– 307.92 KB
- Hinternet and VPN Projects.pdf– 571.64 KB
- Hinternet on 5 GHz.pdf– 348.14 KB
- Home Brew Spectrum Analyzer.pdf– 388.77 KB
- Home Brew X-Band Wavemeter.pdf– 455.08 KB
- Home Brew the Blockbuster.pdf– 638.34 KB
- Horisontal Loop Antenna for Shortwave Listening and Amateur Radio Use.pdf– 1.27 MB
- Horizontally Polarized Omni-Directional Antenna.pdf– 189.93 KB
- How ET Really Called Home.pdf– 339.78 KB
- How To Design Analog Filter Circuits.pdf– 406.30 KB
- How To Get Into HSMM.pdf– 603.29 KB
- How To Make Custom Meters From Salvaged Parts.pdf– 475.43 KB
- How to Design Analog Circuits-Biasing Transistors.pdf– 1.01 MB
Top
I
- IEEE 802.11b-Friend or Foe.pdf– 1.35 MB
- Icom IC-725 Manual.pdf– 3.12 MB
- Inexpensive 10 GHz Dish System.pdf– 137.06 KB
- Inexpensive Hardline.pdf– 407.44 KB
- Inexpensive High Speed Packet is Here.pdf– 65.17 KB
- Inexpensive Multi-Megabaud Microwave Data Link.pdf– 2.34 MB
- Inexpensive TDR.pdf– 150.43 KB
- Infared Logic Probe.pdf– 667.16 KB
- Interactions Among Ionosphere Propagation, HF Modems, and Data Protocols.pdf– 39.17 KB
- Interfacing Your Computer To The Poor Mans Spectrum Analyzer.pdf– 1.89 MB
- Introducing Sherlock – A Hi-Tech Fox Hunting Tool.pdf– 397.66 KB
- Introducing Spread Spectrum.pdf– 657.51 KB
- Introduction to the PICAXE System.pdf– 272.94 KB
- Is All Data Acceptable Data.pdf– 207.50 KB
- Isolated-Pad Circuit-Board Construction.pdf– 111.61 KB
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J
K
- K4TWJ – Hamfest Buddy QRPp.pdf– 1.10 MB
- K6BEZ – $50 Antenna Analyzer.pdf– 3.37 MB
- KD1JV Mountain Topper Radio (MTR) Manual.pdf– 585.16 KB
- KI6J EFHW Manual.pdf– 959.54 KB
- King of the Pulse Generators.pdf– 191.84 KB
Top
L
- LC Filters.pdf– 771.94 KB
- Laser Communication Systems.pdf– 439.20 KB
- Light Beam Communicator.pdf– 1.46 MB
- Lightning Protection-Taming Thors Thunder-On A Budget.pdf– 1.43 MB
- LogiTalker Owners Manual.pdf– 230.84 KB
- Low Cost Lowpass Filter Design Using Image Parameters.pdf– 75.78 KB
- Low Frequency Converter.pdf– 848.63 KB
- Low Noise Amplifiers for 2304 3456 5760 and 10368 MHz.pdf– 98.80 KB
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M
- M12864 Transistor Tester Instructions.pdf– 3.49 MB
- Make – Electronics.pdf– 16.78 MB
- Making Printed Circuit Boards.pdf– 201.33 KB
- Measuring 2.4 GHz Helix Antennas.pdf– 958.07 KB
- Measuring 9600 baud BER Performance.pdf– 1.68 MB
- Mechanical Design Tips for EMI Shielding.pdf– 258.88 KB
- Meet The New Guy.pdf– 420.70 KB
- Microwave ATV-A New Approach.pdf– 607.93 KB
- Microwave Basics.pdf– 1.48 MB
- Microwave Building Blocks-The Doubly-Balanced Mixer.pdf– 328.60 KB
- Microwave Building Blocks-The Solfan Special.pdf– 654.38 KB
- Microwave Know How.pdf– 16.29 MB
- Microwave Propagation.pdf– 215.29 KB
- Microwave Spectrum Analyzer On A Budget.pdf– 3.45 MB
- Microwave and RF Cable Assemblies-The Neglected System Component.pdf– 120.54 KB
- Miniature HF to VHF AM-FM Receiver Using the NE605.pdf– 194.27 KB
- Mistakes of a young Railroad Telegraph Operator.pdf– 115.16 KB
- Modern Antenna Handbook.pdf– 1.09 MB
- Modular High-Performance 23 cm ATV Transceiver.pdf– 328.41 KB
- More Cheap Yagis.pdf– 519.72 KB
- More Microwave Test Equipment For 10 GHz.pdf– 267.01 KB
- Morse Code Alphabet Chart 57.8 KB
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N
- N0GSG – Portable Radio Direction Finder.pdf– 410.22 KB
- NOSintro.pdf– 22.08 MB
- New High-Speed Multi-Media Radio Mesh Networking.pdf– 409.95 KB
- New Jerseys South Counties Emergency Radio Network.pdf– 307.13 KB
- Night-Vision Scopes.pdf– 1.04 MB
- Nonlinear Analysis-Simulation and Measurement of RF Amplifiers.pdf– 1.06 MB
- NorCal – BLT Tuner.pdf– 1,002.84 KB
- NorCal – Doublet Antenna.pdf– 207.00 KB
- NorCal – StLouis Tuner.pdf– 1.40 MB
- NorCal 40A – PPTs– 4.00 KB
- NorCal 40A Transceiver – Manual.pdf– 16.57 MB
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O
- On Amateur Radio Use of IEEE 802.11b.pdf– 313.32 KB
- One-Chip AFSK Generator.pdf– 98.92 KB
- Op Amp Applications Guide.pdf– 2.01 MB
- Optocoupler Devices.pdf– 1.05 MB
Top
P
- PIC-Gen Frequency Generator-Counter.pdf– 2.57 MB
- PTT Control From Receiver Audio.pdf– 548.10 KB
- Pager Handbook for the Radio Amateur.pdf– 843.30 KB
- Phase Lock Loop Stability Analysis.pdf– 1.04 MB
- Phase Locked Loops.pdf– 766.37 KB
- Photosensitive Devices.pdf– 1.02 MB
- Pocket-Size VHF SWR Meter.pdf– 205.13 KB
- Poor Mans Spectrum Analyzer.pdf– 1.44 MB
- Pour an Antenna for X-Band.pdf– 306.56 KB
- Practical Antenna Design VHF.pdf– 2.23 MB
- Primer on Digital Signal Interfaces.pdf– 301.34 KB
Top
Q
- QRP History – The Five-Watt QRP Movement 1968-1981.pdf– 34.71 MB
- Quadbeam 2 Element.pdf– 376.19 KB
- Q – Codes 402 KB
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R
- RC Filters.pdf– 622.22 KB
- RE-EZ Shortwave Receiver.pdf– 814.04 KB
- Radar Detector to Microwave Receiver Conversion.pdf– 486.98 KB
- Radar Speed-Gun Controller.pdf– 750.59 KB
- Radiation Monitor.pdf– 1.03 MB
- Radio Astronomy And The Search For Extraterrestial Intelligence.pdf– 3.09 MB
- Raspberry Pi – TNCPi Manual.pdf– 643.36 KB
- Raspberry Pi Projects Book v.1.pdf– 35.69 MB
- Review of ABCD Parameters .pdf– 66.57 KB
- Rock Solid RF.pdf– 306.16 KB
- Running Linux (4th Ed).pdf– 3.63 MB
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S
- SHARKS and Tsunamis.pdf– 182.73 KB
- SPI And The Printer Port.pdf– 1.62 MB
- Scanner Converter.pdf– 2.07 MB
- See-In-The-Dark Viewer.pdf– 598.69 KB
- Sherlock in the XP Age.pdf– 3.77 MB
- Shoot the Moon.pdf– 740.67 KB
- Simple Simplex Repeater.pdf– 949.85 KB
- Single-Chip Frequency Converter.pdf– 640.87 KB
- Small Loop Antennas.pdf– 25.50 KB
- Solid-State Devices For 1 GHz.pdf– 526.35 KB
- Solving the Enigma – A History of the Cryptanalytic Bombe.pdf– 1.53 MB
- Sound Card Packet.pdf– 594.57 KB
- Spectrum Analyzer.pdf– 3.22 MB
- Spectrum Monitor.pdf– 973.18 KB
- Spread Spectrum And Digital Communications Techniques.pdf– 1.23 MB
- Spread Spectrum Communications.pdf– 2.35 MB
- Super Directional Microphone.pdf– 713.32 KB
- Super J-Pole.pdf– 18.80 KB
- Surviving the Unthinkable.pdf– 568.88 KB
- Synthesized Pulse Generator.pdf– 679.82 KB
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T
- TV Derived Frequency Standard.pdf– 898.30 KB
- Telephone Line Tester.pdf– 330.12 KB
- Testing Motrons Transmitter Fingerprinter.pdf– 840.54 KB
- Texas Instruments TTL Databook – 1976.pdf– 33.77 MB
- The Art and Skill of Radio-Telegraphy.pdf– 1.79 MB
- The Basic X-24.pdf– 640.95 KB
- The Digital Circle of Life.pdf– 1.31 MB
- The Incredible Digiohm.pdf– 239.80 KB
- The Laser Experimenters Handbook.pdf– 11.82 MB
- The Magical Audio Filter.pdf– 268.32 KB
- The Magnetron – A Low Noise Long Life Amplifier.pdf– 427.32 KB
- The New Industrial Revolution – Packet Radio And Networking.pdf– 1.56 MB
- The Radio Amateurs Microwave Communications Handbook.pdf– 16.65 MB
- The Real Inventor Of Wireless.pdf– 373.46 KB
- The Sociology of Regulations.pdf– 255.50 KB
- Tone Decoder.pdf– 1.26 MB
- Tracking Down Bugs Using A Spectrum Analyzer.pdf– 1.23 MB
- Transmission Line Transformer Basics.pdf– 55.52 KB
- Turbocharge Your Packet Station.pdf– 708.10 KB
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U
- USMC Antenna Handbook.pdf– 4.65 MB
- Ultra Wide Band.pdf– 501.84 KB
- Understanding Ungrounded Oscilloscope Measurements.pdf– 309.11 KB
- Universal Radio Programmer.pdf– 224.74 KB
- Use It Or Lose It.pdf– 118.55 KB
- Use of Pringles Containers To Enhance Network Security.pdf– 874.62 KB
- Using Iambic Paddles.pdf– 74.87 KB
- Using Radar Data to Predict Rain-Scatter Paths.pdf– 821.47 KB
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V
- VHF Handbook IARU v542.pdf– 1.19 MB
- VHF-UHF Primer – An Introduction To Propagation.pdf– 1.72 MB
- Versatile 555.pdf– 1.04 MB
- Vocoding-Creating Digital Voice.pdf– 449.18 KB
- Voltage Converters.pdf– 854.96 KB
- Voltage Cursor Adapter.pdf– 480.68 KB
- Voltage Doubler.pdf– 506.42 KB
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W
- W4RNL – Top Five Backyard Multi-Band Wire HF Antennas.pdf– 202.98 KB
- Want a Good Microwave Antenna-Drink More Coffee.pdf– 274.02 KB
- Web Pages on Packet Radio.pdf– 502.11 KB
- Western Union and the Railroad Telegraphers.pdf– 3.14 MB
- What is HSMM.pdf– 181.27 KB
- What is Happening to the HSMM Working Group.pdf– 116.83 KB
- Why I Like Linux and Other Tales.pdf– 597.96 KB
- Wi-Fi for Hams.pdf– 2.65 MB
- Wireless Digital Communications-Design and Theory.pdf– 11.20 MB
- Wireless Digital Modulation.pdf– 105.61 KB
- Wireless Local Area Network Design.pdf– 506.08 KB
- Working With Flip-Flops.pdf– 667.65 KB
- Working With LED Display Drivers.pdf– 1.17 MB
- Working With Monostable Multivibrators.pdf– 737.20 KB
- Working With Op-Amps.pdf– 450.60 KB
- Worlds Fair Super Squelch.pdf– 109.45 KB
- Wouxun KGUVD1 Service Manual.pdf– 3.86 MB
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X
Y
Z
- Zen and the Art of Radiotelegraphy.pdf– 823.74 KB
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