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258 links and 1 categories about circuit on dxzone.com

Result Page:  1 2 3 4 5 6 7 8 9 10 11 [next]
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Antennas Antennas : 2M
  • Slim-Jim 2m Antenna  updated  pop - Drawing and assembling instruciton for Slim-Jim 2m Antenna
    [ Hits: 39152 | Votes: 81 | Rating: 5.19 ]
Manufacturers : Accessories
  • SuperCircuits - ATV accessories manufacturer
    [ Hits: 769 | Votes: 25 | Rating: 6.68 ]
Manufacturers : Antenna Tuners
  • XMATCH Antenna Tuner - Ham Radio Antenna Tuners--Full Legal Power--Patented Circuit--Outstanding Efficiency and Power Capability
    [ Hits: 4975 | Votes: 14 | Rating: 3.51 ]
Manufacturers : QRP Kits
  • Almost all digital electronics - This site is dedicated to electronics hobbyists, engineers, and Radio Amateurs interested in circuit design, homebrew and kit projects.
    [ Hits: 6774 | Votes: 3 | Rating: 9.00 ]
Operating Aids : History
  • E. H. Armstrong - Radio's premier inventor, Edwin H. Armstrong was responsible for the Regenerative Circuit (1912), the Superheterodyne Circuit (1918), the Superregenerative Circuit (1922) and the complete FM System (1933)
    [ Hits: 742 | Votes: 5 | Rating: 9.40 ]
Operating Modes : Amateur Television
  • ATV De ik1hgi - Projects and design atv de ik1hgi Progetti, circuits, master, fotos in Italian
    [ Hits: 1887 | Votes: 49 | Rating: 8.52 ]
Operating Modes : Packet Radio
  • Yaesu 920 & SoundCard - This circuit provides an interface between the Yaesu 920 transceiver and IBM computer sound card which allows data transfer and control of PSK31, RTTY, KEYBOARD CW, and SSTV modes for Amateur Radio
    [ Hits: 2084 | Votes: 8 | Rating: 3.99 ]
Software : Circuit Design
  • Elise Software Corporation - Elise Software, OUTPUTMASTER, windows professional software for Printed circuit board, post processor, Gerbers, Drill files, ODB++, files generated fast and simply.
    [ Hits: 329 | Votes: 0 | Rating: 0.00 ]
Software : Multimode
  • TrueTTY Priority listing - Program for amateur radio digital communications via a sound card. Supported modes are RTTY (Baudot code), ASCII (7 or 8 bits), PSK31 (BPSK and QPSK) and AMTOR-FEC (SITOR-B, NAVTEX). SELFEC SITOR decoding is possible also. No additional hardware required, need only a sound card. Optionally you can use simple circuit fo PTT-control. Can cooperate with RZ4AG AAlog logger.
    [ Hits: 16226 | Votes: 842 | Rating: 7.38 ]
Software : Spectrum analyzers
  • Zelscope  pop - Zelscope is a Windows software that converts your PC into a dual-trace storage oscilloscope and spectrum analyzer. It uses your computer's sound card as analog-to-digital converter, presenting a real-time waveform or spectrum of the signal - which can be music, speech, or output from an electronic circuit.
    [ Hits: 64391 | Votes: 17 | Rating: 4.77 ]
Software : Utilities
  • PLL2 - 2nd Order phase locked loop design for passive and active circuits. Bode plot, step response, design parameters
    [ Hits: 1350 | Votes: 3 | Rating: 5.33 ]
Software : Voice Keyer
  • AAVoice digital voice processor Priority listing - "Digital voice processor for amateur radio operators. It use prepared ""wav""-files for transmition. Can work in the beacon mode. Optionally you can use simple circuit for PTT-control. It has a lot macros for tramsmitting. Can cooperate with RZ4AG AALog logger."
    [ Hits: 5019 | Votes: 130 | Rating: 5.50 ]
Technical Reference : Amplifiers : UHF Amplifiers
  • 432 MHz EME PreAmplifier - 432 MHz EME low noise amplifier. Circuit, components and image by Christoph Petermann DF9CY
    [ Hits: 8664 | Votes: 19 | Rating: 5.05 ]
Technical Reference : HF Radios
  • The Islander HF RTX - A practical solution by Cuban radio amateurs, hybrid circuit with mostly defunct TV set parts.
    [ Hits: 1862 | Votes: 0 | Rating: 0.00 ]
  • TS-440S Improvements - Various circuit improvements for the TS-440S by Richard L. Measures, AG6K
    [ Hits: 2716 | Votes: 23 | Rating: 5.09 ]
  • TS-430S Improvements - Circuit improvements for the TS-430S by Richard L. Measures, AG6K
    [ Hits: 2410 | Votes: 19 | Rating: 5.38 ]
  • TL-922 Improvements - Circuit improvements for the TL-922 by Richard L. Measures, AG6K
    [ Hits: 1951 | Votes: 30 | Rating: 7.94 ]
Technical Reference : Homebrew
  • RS232 Interface - This simple circuit is intended for older Kenwood radios and was presented in chapter 22 of the ARRL Handbook.
    [ Hits: 2135 | Votes: 3 | Rating: 7.00 ]
  • 7 MHz SSB Transceiver - Circuit diagram and discription of 7 MHz Ham Radio SSB Transceiver. Transceiver using two MC1496, 4.43 MHz Ladder filter, LM386, LM324 and IRF840 in final.
    [ Hits: 17634 | Votes: 39 | Rating: 6.84 ]
  • Ham Radio Circuits  pop - Circuits of SSB Transceiver, AM DSB Transmitter, Antennas, BFO, VFO, 807, FM Mike, Crystal filter and more.
    [ Hits: 33853 | Votes: 50 | Rating: 5.24 ]
  • HSCW transmit interface box - Versatile transmit interface circuit
    [ Hits: 1732 | Votes: 2 | Rating: 8.00 ]
Technical Reference : Radio Mods
  • Defpom CB and HAM radio mods  pop - Circuit diagrams, CB and HAM mods, alignments, data sheets and pinouts, a massive site with over 600 pages of free info
    [ Hits: 52057 | Votes: 12006 | Rating: 8.19 ]
Technical Reference : Sound Card Radio Interfacing
  • Interface for MS_DSP - Minimal interface circuits for receiver and transmitter audio, also for PSK31
    [ Hits: 1374 | Votes: 2 | Rating: 5.50 ]
Technical Reference : Transverters
  • 50 MHz Transverter idea - Complete 144/50 MHz transverter with GaAs Fet LNA and 400 mW out. No printed circuit board. Schematics and images by Christoph Petermann DF9CY
    [ Hits: 8873 | Votes: 34 | Rating: 6.05 ]
  Result Page:  1 2 3 4 5 6 7 8 9 10 11 [next]
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