12AD5
0 Tubes in archive
BrandRogers Majestic Electronics, Ltd.
ClassRemote Cut-off R.F. Pentode
BaseE9-1
Filament12.6V @ 100mA
Construction
Primary TypePentode
EnvelopeT6-1/2
SectionsSingle
Filament / Heater
Absolute Maximum Ratings
Plate Voltage250 V
Plate Dissipation2 W
Grid 2 Voltage250 V
Cathode Current10 mA
H-C Voltage150 V
Audio Performance
Key Features
- Remote Cut-off
- Coated unipotential cathode
- Internal shield
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Sliding Grid No.2 Voltage (Rg2=40k, Rk=325) | 100V | 1900 | 800000 | 18 | 3.3mA |
| Sliding Grid No.2 Voltage (Rg2=40k, Rk=325) | 170V | 2200 | 1000000 | 18 | 6mA |
| Sliding Grid No.2 Voltage (Rg2=40k, Rk=325) | 200V | 2300 | 1000000 | 18 | 7.2mA |
| Fixed Grid No.2 Voltage (Rk=325) | 100V | 2200 | 600000 | 18 | 6mA |
Application Notes
Operating characteristics provided for sliding grid No.2 voltage and fixed grid No.2 voltage.
Datasheet Viewer
Loading datasheet...
Showing 1 to 0 of 0 results