CV55 millimicropup triode
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This valve measures 70x17mm. The copper block measures 37mm by 7mm thick. |
The prototype of this valve is E1190. See also CV155 which is a version of E1190 selected for greater emissions.
| Heater voltage | 6.3 to 7.0V |
| Heater current | 2.7A |
| Max anode dissipation | 50W |
| Amplification factor | 15 |
| Min. operating wavelength | 50cm |
| Continuous output at 50cm per pair | 20W |
| Capacitances | |
| Cag | 3.8pF |
| Cgc | 7.3pF |
| Cac | 2.2pF |
The temperature of the anode and grid seals must be kept below 140C. Forced air cooling is necessary, a flow of approx 4 cubic feet/minute is recommended.
The serial number 1747W is marked on the anode block.