CV1508 halfwave rectifier
This valve also carries the mark VU508 - see also CV187 which is listed as a possible substitute
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This valve measures 180x50mm overall and has a B4 base |
| Filament voltage | 4.0V |
| Filament current | 3.0A |
| Max anode voltage * | 2750V RMS |
| Max working PIV | 7kV |
| Max no-load PIV | 8kV |
| Max DC output current | 125mA |
| Max peak anode current | 1A |
| Max reservoir capacitor | 4µF |
| Max external limiting resistance | 350Ω |
* Filament voltage must be applied at least 10 seconds before anode voltage
| Pin | Function |
| 1 | n/c |
| 2 | n/c |
| 3 | Filament |
| 4 | Filament |
| TC | Anode |
