Всем,привет.
Трансивер от PA3GSB
http://www.pa3gsb.nl/journal.php
I have created a software defined transceiver, abbreviated name SDR-T9R.Some important specs:
DDC/DUC Transceiver.
Frequency coverage 500 KHz – 60 MHz
Receiver mode using a 16 bits ADC, LTC2208, Linear Technology
Transmit mode using a14 bits DAC, AD9744, Analog Devices
Transmit Power adjustment using PWM
Power supply voltage : 6 V
Current ~1 A
Master clock 122.88 MHz CVHD-950-122.880, Crystek
CODEC TLV320, Texas Instrument
Received spectrum 48Khz, 96Khz or 192Khz!