CV344 triode
 |
The valve measures 110x40mm overall and has an octal base |
This valve is a CV63 selected for use at high altitude. The valve also carries the CV63 marking
| Heater voltage | 6.3V | |
| Heater current | 0.8A | |
| Max anode voltage | 2.5kV | |
| Max anode dissipation | 2.5W | |
| Max anode current | 500mA | |
| Mutual conductance
(Vh=6.3V; Va=100V; Vg1=-3V) |
6.7mA/V | |
| Efficiency at: | 225MHz | 35% |
| 260MHz | 32% | |
| 290MHz | 17% | |
| 300MHz | 12% | |
| Max frequency at which valve will oscillate | 250MHz | |
| Capacitances | ||
| Cag | 3.65pF | |
| Cge | 4.9pF | |
| Cae | 1.35pF | |
The above ratings are with the valve used under pulse conditions and anode modulation. When grid modulation is used the anode voltage should not exceed 500V.
| Pin | Function |
| 1 | n/c |
| 2 | Heater |
| 3 | No pin |
| 4 | n/c |
| 5 | n/c |
| 6 | No pin |
| 7 | Heater |
| 8 | Cathode |
| TC1 | Grid |
| TC2 | Anode |
