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CV4515 klystron

This valve measures 105x40x40mm overall and has a 3 tag base

This is described as a rugged tunable klystron oscillator with integral cavity and waveguide output.

Heater voltage6.3V
Heater current560mA
Mechanical tuning frequency range9GHz to 10GHz
Min RF power output30mW
Max resonator voltage400V
Max resonator dissipation20W
Reflector voltage range (350V resonator)-250 to -400V
Max mechanical resetting error3MHz
Min electronic tuning range±10MHz
Min electronic tuning gradient and mode optimum0.5MHz/s/V
Max total impedance in reflector to cathode circuit500kΩ
Max operating ambient temperature70°C
Max ambient storage temperature range-60 to +85°C
Max body temperature165°C
Max vibration (10 minutes duration max)20g
Max constant acceleration50g
Min operating pressure20mm/Hg

The base tags are marked H, C and E.
CHeater + cathode
Fly leadReflector

Quarter view Waveguide