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1910

 
    
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The 1910 is a current stabiliser or Barretter. This example was designed to stabilise heater current of 1.4 Amps for voltage variations of 10 Volts between 5 and 15 Volts.
The base is B4 but pin 2 is omitted.
The single stand iron wire is maintained in a hydrogen atmosphere.
The wide glass tube envelope is 32 mm in diameter, and excluding the B4 base pins is 87 mm tall.
Reference: Datasheet.

 

Pin Connections
B4
1
2
3
4
-
-
f
f

 

Absolute Maximum Operating Conditions
Stabiliser
Vh
Ah
5-15
1.4
Thanks to Frank Philipse for supplying the above PDF datasheet.
Updated April 19, 2019.
shape:wide.glass.tube construction:pinch type:barretter age:1950.1960 base:b4 pin:1.- pin:2.- pin:3.f pin:4.f
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