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CV1673 / HL2 triode

Size This valve measures 86x25mm overall and has a 4-pin base

 

Filament voltage 2V
Filament current 100mA
Max anode voltage 150V
Amplification factor * 27
Anode impedance * 18k ohms
Mutual conductance * 1.5mA/V

*: At Va=100, Vg=0.

Pin Function
1 Anode
2 Grid
3 Filament -ve
4 Filament +ve

NB the CV specification indicates that pin 3 is also connected to internal metallising.

CV1673

 

 

Another example in a different shaped envelope. CV1673

CV1673 CV1673 / HL2

Two more examples, this time in larger metallised envelopes. The left hand one measures 100x42mm. The right hand one is marked both CV1673 and HL2 and measures 106x42mm.

Donated by Bryan Lonsdale

This file was last modified 15:59:05, Tuesday September 02, 2014