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L102/2K

 
    
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The L102/2K is a Barretter or current stabiliser. In fact this is a dual stabiliser with independent filaments.
It is designed to work with a voltage drop of 85 Volts and this is achieved with a current of 120 mA. These stabilisers are based on non linear ristances in this case at 40 mA the drop is 5 Volts, at 70 mA the drop is 20 Volts.
The wires on their supports.
The wire appears solid but close-up it can be seen to be tightly wound coil.
The thin glass tube envelope is 20 mm in diameter, and excluding the B9a base pins is 46 mm tall.
Reference: 3002.

 

Pin Connections
B9A
1
2
3
4
5
6
7
8
9
f(1)
-
-
f(1)
-
f(2)
-
-
f(2)

 

Updated July 26, 2017.
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