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A20_LDR

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ID = 73367
       
Country:
Germany
Brand: Heimann GmbH, PTW; Wiesbaden
Tube type:  Photo resistor 
Identical to A20_LDR

Base Wires
Was used by Technology / Measurement
Filament
Dimensions (WHD)
incl. pins / tip
15 x 8 x 15 mm / 0.59 x 0.31 x 0.59 inch
Weight 1 g / 0.04 oz

Usage in Models 1= 1971

Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):1

Collection of

Collection of a member from D
 
ptw_a20_pic_side.jpg

A20_LDR
 

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