Early Electronic Television
Cossor 54 Valve List
|
Function |
Quan. |
Type |
Notes |
| RF amplifier |
1 |
4TSP |
|
| Oscillator/mixer (frequency changer) |
1 |
4THA |
|
| Video IF amplifier |
1 |
4TSP |
3-6 mHz |
| Video IF amplifier |
1 |
4TPB |
|
| Video detector |
1 |
DDL4 |
Full wave |
| Video amplifier |
1 |
41MPT |
|
| Sync separator |
1 |
4TSA |
Dual anode |
| Horizontal (line) oscillator/output |
1 |
MS/PEN |
|
| Vertical (frame) oscillator/output |
1 |
4TP |
Triode/tetrode |
| Audio IF amplifier |
1 |
MVS/PEN |
2.5 mHz |
| Audio detector/amplifier |
1 |
420TDD |
|
| Rectifier (HT) |
1 |
431U |
|
| HV (EHT) rectifier |
1 |
SU2150 |
3000 VDC |
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