Simple-TR-Switch
kholia
VU3CER's non-RF-sensing, MCU controlled Simple T/R Switch with RX Grounding!
Components (11)
| Reference | Value | Description |
|---|---|---|
| Q1 | 2N3904 | 0.2A Ic, 40V Vce, Small Signal NPN Transistor, TO-92 |
| 5V1 | RelayPower1 | |
| ANTENNA1,RX1,TX1 | SMA | coaxial connector (BNC, SMA, SMB, SMC, Cinch/RCA, LEMO, ...) |
| C1 | 10n | |
| C2 | 10u | |
| D1-D3 | 1N4148 | |
| H1-H4 | MountingHole | |
| K1 | Omron G5V-2 / OEN 46-05-2C | |
| PTT1 | PTT1 | |
| R1 | 10k | |
| R2 | 470 |