Pair of 5R4GY RCA double RECTIFIER VALVE , boxed , DOUBLE SQUARE GETTER VALVE TUBE -HAM RADIO HI FI Audio. tested and working 1/5/2024
The 5R4GY is a high voltage power rectifier and was designed for transmitter use. It has a rating of 180 Watts. The maximum reservoir capacitor is specified at 4 µF and the rectifier needs a series resistance of 250 Ω to limit peak current
test results are
| 5R4GY |
1 |
100% 110% |
excellent |
| 5R4GY |
2 |
100% 80% |
very good |
valves will be well wrapped and sent by UPS