CV12 (BT49) (E1191) mercury vapour thyratron
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The thyratron measures 295x90mm overall (70mm across the glass) and weighs 1kg. |
Leads are colour coded with
a coloured bead, yellow on one lead (filament), black on the other (filament)
with the remaining lead (grid) having no colour bead.
2.5V/43A filament, 15kV max peak anode voltage, 200A max peak anode current.
| Filament voltage | 2.5V |
| Filament current | 43A |
| Max peak anode voltage | 15kV |
| Max peak anode current | 200A |
| Operating mercury condensation temp range | 60-70C |
| Repetition frequency | 500pps |
| Pulse length | 2µs |
Markings on the glass are:
BT49
S656
CV12
The CV12 was used in Type 277 radar with the CV76 magnetron.
