Simple-TR-Switch
kholia
VU3CER's non-RF-sensing, MCU controlled Simple T/R Switch with RX Grounding!
Components (10)
| Reference | Value | Description |
|---|---|---|
| Q1 | 2N3904 | |
| U1 | EL817 (OC) | |
| ANTENNA1,RX1,TX1 | SMA | |
| D1-D3 | 1N4148 | |
| H1-H4 | MountingHole | |
| K1 | Omron G5V-2 / OEN 46-05-2C | |
| PTT1 | GPIO (3.3v) | |
| R1 | 470 | |
| R2 | 120 | |
| RELAY_POWER1 | RelayPower1 |