I am a radio amateur since 1979. From time to time I take part in the competition.
Recent years have been very creative....
TRX SDR AVALA-01 all HF band - 2010
My transverter TS70 for 70MHz - 10 watts OUT, IF -28MHz
Modification set to FT-847 for 70MHz band
Power amplifier PA70 - 10 watts to 70MHz with RD16HHF1
PA70H - 50 watts fot 70MHz with RD70HVF1
RF MULTIMETER with Atmega8
and MULTIMETER for Wind Turbines, solar panels, power supply (the same PCB)
Transverter TS70-897 70MHz, dedicated to FT-897 (assembly in place of the battery)
SWR bridge for NWT analyzer etc.
and last constructuion : DROIDface - interface for iPhones, smartphones, tablets etc.
Works with any transceiver !!!
Circuits diagrams and descriptions can be found here:
any questions - write to me:
5836289 Last modified: 2015-07-16 00:08:04, 5770 bytes
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