Virtual Valve Museum

Virtual Valve Museum

HomeFull List

This is an archive website. It will not receive any updates, additions or corrections.

CVX2201 disc seal triode oscillator

Size
This valve measures 80x33mm overall (20mm across the glass)

This is a developmental version of the CV2201.

Heater voltage6.3V
Heater current2.0A
Max pulse anode voltage (a)4.5kV
Max anode dissipation (b)10W
Max mean anode current during pulse4.0A
Amplification factor (c)28
Mutual conductance (c)12mA/V
Efficiency
At 1000MHz40%
At 1200MHz35%
At 1750MHz15%
Capacitances (measured at 1MHz)
Cin (nom)4.3pF
Cout (nom)1.5pF
Cag (nom)5.5pF

(a) Anode modulation with pulses not exceeding 3.0µs duration
(b) The disc seal must not exceed 100°C
(c) At Va=300V, Ia=50mA

Connections from the exhaust pip down are - grid (ring), anode (ring), heater+cathode, heater.

CVX2201