dian kurniawan | RTC07S (low cost Si5351 transceiver controller) @diankurniawan5534 | Uploaded 6 years ago | Updated 3 hours ago
Low Cost Radio Transceiver controller

*. 8 Digit 7 segment
*. ATMega16 controller
*. Si5351 synthesizer (LO & BFO)
*. VFO frequency out (0.1 – 99 Mhz) seven segment digit limitation, not the chips
*. Adjustable IF/BFO frequency setting
*. USB-LSB-AM mode control pin out.
*. 2 push button (mode and setting)
*. 1 ADC input 0-2.56V for s-meter
*. 1 DI/O for RX/TX
*. 3 DI/O for mode (USB/LSB/AM) out control
*. 7 LED Smeter indicator

https://diankurniawan.wordpress.com/2018/06/25/rtc07s-super-low-cost-si5351-transceiver-controller/