Brimar CV2013 video output pentode
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This valve measures 66x23mm overall, not including wires, and has 9 connections plus one to the central spigot. |
This valve is a CV2127 with tags welded to the pins and fitted with a disc.
| Heater voltage | 6.3V | |
| Heater current | 0.75A | |
| Max anode voltage (Ia=0) | 500V | |
| Max screen grid voltage (Ig2=0) | 500V | |
| Max operating anode voltage | 300V | |
| Max operating screen voltage | 250V | |
| Anode current | Va=Vg2=250V; Vg1=-4.5V; Vg3=0 |
40mA |
| Screen current | 6mA | |
| Max anode dissipation | 12W | |
| Max screen dissipation | 2W | |
| Mutual conductance | Va=Vg2=250V; Vg1=-4.5V; Vg3=0 |
11mA/V |
| Inner amplification factor | 26 | |
| Peak cathode current | 1.5A | |
| Capacitances | ||
| Cag1 (max) | 0.25pF | |
| C in (nom) | 14pF | |
| C out (nom) | 4.75pF | |
| Pin | Function |
| 1 | i/c |
| 2 | Control grid |
| 3 | Cathode |
| 4 | Heater |
| 5 | Heater |
| 6 | n/c |
| 7 | Anode |
| 8 | Screen grid |
| 9 | Suppressor grid |
