CV129 X-band reflex klystron.
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The valve measures 125x70mm
overall and weighs approx 240g. |
The CV129 replaced the CV87
early in 1943. It was basically the same klystron inside a different housing
with a simpler tuning mechanism.
See also CV223,
CV224.
Heater voltage |
4V |
Heater current |
1.4A |
Tuning range |
9550 to 9200MHz |
Nominal frequency |
9375MHz |
Max resonator dissipation |
10W |
Resonator voltage |
1.6kV |
Reflector voltage range |
-300 to -550V |
Reflector voltage (target)
at 9375MHz |
-420V |
Grid voltage (operating) |
-5 to -100V |
Grid voltage (target) |
-35V |
Max -ve grid voltage for
oscillation cut-off |
-150V |
Pin |
Function |
1 |
Grid |
2 |
Heater |
3 |
n/c |
4 |
n/c |
5 |
n/c |
6 |
n/c |
7 |
Heater |
8 |
Cathode |
TC |
Reflector |
Body |
Resonator |
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