STC CV499 / 5B/256M beam
tetrode
|
This valve measures 89x30mm
overall and has a B8G base. |
Heater voltage |
6.3V |
Heater current |
300mA |
Max anode voltage |
600V |
Max screen voltage |
300V |
Max anode dissipation |
25W |
Max anode current |
200mA |
Max screen dissipation |
4.5W |
Mutual conductance * |
6.0mA/V |
Inner amplification factor
* |
9.0 |
Max frequency for above
ratings |
60MHz |
Capacitances |
Cag |
0.13pF |
Cge |
12.0pF |
Cae |
8.5pF |
*: At Va=300, Vg2=250, Ia=72mA
Pin |
Function |
1 |
Heater |
2 |
Anode |
3 |
Screen grid |
4 |
Internal shield |
5 |
Control grid |
6 |
Control grid |
7 |
Cathode and beam plates |
8 |
Heater |
|
|