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Easy to build microwave test equipment for 10Ghz and above.
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Amateur Radio Repeater Linking IRLP
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UK-based source of noise reduction products for amateur radio communications.
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Robert Anding, AA5OY, offers construction tips for PIC ID'er and Ham circuits. Schematics and other details presented.
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Offers hints and tips for programming and using the Motorola 2-way radio.
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Small, efficient antenna you can build or purchase
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.PDF datasheets for electronic components, including RF modules, transistors, integrated circuits, and amateur equipment.
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How to use Intel micro-controller, electronic hardware, and software.
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Radio and D104 modification service with some mod instructions provided.
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Folding J-Pole Antenna information, photos and plans.
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A collection of circuits by Paul Balaam which include antennas, an AM modulator and noise cancelling.
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International electronic QSL provider via facsimile and SSTV.
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A repository for HAM radio photos, antenna farms, DXpeditions, mobile operations and QSL cards.
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Information for SSB and ESSB audio transmitter, receiver and Recording/Playback for Amateur Radio.
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Detailed instructions, diagrams and photos on making a helical antenna for the 2.4GHz ISM band. Suitable for long range wireless networking.
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A very hard-to-find modification for the Icom IC-245. Shows how to modify the radio for both LSB and USB.
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Features antenna calculations, propogation, grid conversion, capacitor codes, resistor calculators, weblogs, and online testing.
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Specializing in repairing antenna rotators. Order new and rebuilt rotors, control boxes and parts.
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Microwave activity and tech tips, including DSP-10.
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Modifications, manuals and circuits of amateur radios.
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A detachable antenna that doubles radio reception for hand-held radios.
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Includes specifications of new and old equipment and links to manufacturers.
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Master, antenner och amatörradioutrustning.
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Information includes tips on winding toroids, desoldering, and general kit building.
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Reviews of gear made by WRL under the names WRL, Globe, and Galaxy. Includes descriptions, original price, year of introduction, and photos of most gear.
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Tips on rebuilding, repairing, and applying modifications to the Yaesu FL-7000 amplifier.
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A Kenwood R-5000 communications receiver located in Salt Lake City that you can remotely control and receive S-Meter readings and audio from via a web browser.
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Bietet nach Anmeldung über 2000 Modifikationen, Umbauanleitungen und Tipps zu Amateurfunkgeräten, einige auch auf Deutsch. Ohne Bezahlung gibt es Abfrufbeschränkungen.
