Virtual Valve Museum
Virtual Valve Museum | search: (use * for wildcard)
About the museumMuseum exhibitsUpdates, new exhibits etc.EquipmentSupporters
*DocumentsValves wanted!Valves for sale or for tradeLinks to other sites, suppliers etc.

CV26 / 813 beam tetrode

Size This valve measures 188x70mm overall and has a 7-pin base


Filament voltage 10V
Filament current 5A
Max anode voltage 2kV
Max anode dissipation 100W
Max screen voltage 400V
Max screen dissipation 15W
Max frequency for above ratings 30MHz
Anode current * 50mA
Max screen current * 3mA
Mutual conductance * 3.75mA/V
Cag1 0.2pF max
Cae 14pF
Cg1e 16.3pF

*: At Va=2kV, Vg2=400V, Ia=50mA

Pin Function
1 Filament
2 n/c
3 Screen grid
4 Control grid
5 Beam plates
6 n/c
7 Filament
TC Anode


813 label


bottom quarter top quarter

This file was last modified 13:43:06, Wednesday March 25, 2015