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

CV1697 / NR84 / X41 triode/hexode

Size This valve measures 135x45mm overall and has a 7 pin base.

The EVS data for CV1697 says see CV1194. CV1194 = NR84. The prototype of NR84 is X41, the same as indicated on this CV1697.

Heater voltage 4V
Nominal heater current 1.15A
Max anode voltage 250V
Max screen voltage 80V
Max oscillator anode voltage 150V
Conversion conductance 0.55mA/V
Peak oscillator grid voltage 12V
Cag Triode 0.046pF
Hexode 3.56pF
Cae Triode 21.5pF
Hexode 8.5pF
Cge Triode 7.0pf
Hexode 17.0pF


Pin Function
1 Oscillator anode
2 G0 and G3
3 G2 and G4
4 Heater
5 Heater
6 Cathode
7 Anode

This file was last modified 16:09:13, Thursday August 28, 2014