|
E80T beam deflection tube
|
This valve measures 70x20mm overall and has a B9A base |
| Heater voltage | 6.3V |
| Heater current | 150mA |
| Max operating anode voltage | 330V |
| Max operating (g3 + g4) voltage | 330V |
| Max operating g2 voltage | 100V |
| Typical operating characteristics |
| Anode voltage | 100V |
| g3+g4 voltage | 250V |
| Grid 2 voltage | 70V |
| Grid 1 voltage | 0V |
| Deflector voltage | 120V |
| Deflector ' voltage | 120V |
| Anode current | 1.35 ±0.45mA |
| Cathode current | 2.0mA |
The valve must not be subjected to a magnetic field greater than 1 gauss
| Pin | Function |
| 1 | Grid 3, grid 4 |
| 2 | Grid 1 |
| 3 | Cathode + grid 5 |
| 4 | Heater |
| 5 | Heater |
| 6 | Grid 2 |
| 7 | Deflector ' |
| 8 | i/c |
| 9 | Deflector |
| TC | Anode |
See also E4T which appears structurally identical. The only visible
difference between the two is the presence of a getter deposit on the E4T but not the E80T.
See also: http://www.akh.se/tubes/htm/e80t.htm
|
