QRP CW Transceiver
- Covers 40, 30, 20 and 17 meters
- Easily modifiable for other 4 bands
- DC receiver with sideband suppression
- Simple but effective AGC
- Supports RIT and XIT
- 10-30 WPM Elekey-B type keyer + straight key mode
- Keyer settings are saved in EEPROM
- ~5W class C power amplifier
- Has a VCC indicator and a SWR meter
- PCB is designed to fit into Hammond 1590BB enclosure
- The project is 100% open-source
Links:
- Article (in Russian): https://eax.me/ayn-dc-transceiver/
- Demo: https://www.youtube.com/watch?v=9x_RN68QJhk