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Transceiver SQT: by Igor Grigorov, ua3znw


Transceiver SQT (Semiconductor Quartz Transceiver) firstly was described at book "QRP Transceivers and PAs from Accessible Parts." The book (in Russian) is at Antentop Free Library. The article is English translation of the Russian one.

Shortly about SQT:

DC CW Transceiver, X- tall VFO, VFO range up to 20 kHz (depenfs on used crystal), 50-Ohms Antenna, head-phone RX with sensetivity near 1- micro-Volt, Power Supply is 12-V, RF out is near 1-Wtts, any HF- amateur band or 2-3 amateur band (options, depends on used crystal), made on transistors.

 

PDF file, 1.45 MB (ANTENTOP-01-2008, pp.: 80- 93)

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Contents for AntenTop 01- 2008

 

 

 

 

 

 

 

 

 

 

 

Lightning Links to Open Book
Antenna Theory Helical Antennas Useful Pieces Simple Keys
Antenna Practice TV Antennas Propagation QRO HF Tube Amplifiers
136 kHz- Antennas Coaxial cables LDE QRO HF Transistor Amplifiers
HF- Antennas Two wire lines Interferences QRP
HF- RX Antennas Feeder's Toolkit Filters TVI/RFI QRP PA
50- MHz Antennas HF ATU Homebrew Receivers Radio and Ham History
VHF- Antennas ATU for the 6- meters Homebrew Transmitters Old Russian/USSR Radio Equipment
UHF -Antennas Antenna Parts Matching Circuit for P.A Amateurs Awards
EH- Antennas Antenna Towers QRP Transceivers Free Radio and Electronics e- Books
TV Channels and Frequencies Reception of Weather Stations Useful Data FM Radio Channels and Frequencies
MagLoop Antennas Home-Brew Technics in Antenna Tools PSU for Amateur Radio from Computer Free Programme and Utility

 

 

 

 

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Last Updated:

March 29, 2016 8:47