CV1053 / EF39 / ARP34 / VR53
/ W147 / OM6 HF variable-µ pentode
 |
The valve measures 100x28mm
overall and has an octal base. |
See also CV5110.
| Heater voltage |
6.3V |
| Heater current |
200mA |
| Max anode voltage |
300V |
| Max screen voltage |
300V |
| Max anode dissipation |
2W |
| Max screen dissipation |
0.3W |
| Mutual conductance |
2.2mA/V
|
A |
| 0.0045mA/V |
B |
| Anode impedance |
1.25M ohms |
A |
| >10M ohms |
B |
| Max operating frequency |
20MHz |
| Capacitances |
| Cae |
7.9pF |
| Cge |
5.6pF |
| Cag max |
0.003pF |
A: at Va=250V; Vg2=100V; Vg1=-2.5V;
Ia=6mA
B: at Va=Vg2=250V; Vg1=-49V
| Pin |
Function |
| 1 |
Metallising |
| 2 |
Heater |
| 3 |
Anode |
| 4 |
Screen grid |
| 5 |
Suppressor grid |
| 6 |
No pin |
| 7 |
Heater |
| 8 |
Cathode |
| TC |
Control grid |
|
