Check the listing for details. RTC01C Si5351 Transceiver Synthesizer + Controller. Condition: New. Listed at 30.00 USD. RTC01C, Radio Transceiver Synthesizer + Controller with on board Si5351 RTC01C is the low cost Synthesizer + Controller. Its provide local oscillator (VFO) and BFO for your homebrew transceiver. RTC01C provide several pin to control BPF/LPF band switch, BFO mode and also support SDR mode with 4X LO out. *. HF All Band Controller *. Programmable : *. IF seting *. BFO offset setting *. Band Range *. Microcontroller ATMega128 *. VFO A, B (each VFO saved on EEPROM) *. LSB, USB, CW, AM (+IF when RX, + 0 when TX) *. SDR mode (4xFreq VFO) *. 8 pin band control (160, 80, 40, 30, 20, 17, 15 and 10m) *. 4 pin mode selector (LSB, USB, CW, AM) *. BFO freq out (clk 2) *. Rotary encoder dial *. 16x2 LCD character display *. 6 push button *. 1 ADC s-meter reading Package : * RTC01C Controller complete & assembled * Link manual : https://drive.google.com/drive/u/0/folders/16VbqCaM_-16jMHax724MwLeMe-w30BTz Support Team : Feel free to contact us Regards'73!