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AC164

Information - Help 
ID = 42570
       
Country:
Great Britain (UK)
Brand: Mullard Radio Valve Co. Ltd.;
Tube type:  Transistor   Audio Frequency 
Identical to AC164
Similar Tubes
Other shape (e.g. bulb type):
  AC107 ; AC122

Base Wires
Filament Solid State
Description Small PNP germanium alloy transistor intended as AF amplifier in hearing aids.

Text in other languages (may differ)
Dimensions (WHD)
incl. pins / tip
3 x 1 x mm / 0.12 x 0.04 x inch
Weight 1 g / 0.04 oz
Literature -- Collector info (Sammler)   Towers IVT, TVT 1979/80 ECA
 
trans_ac164_up_view.jpg
AC164: own collection
Ruben Garcia Bayon

 
trans_ac164_outl_drw.png
AC164: tdv1_ECA_Datenlexikon
Bernhard Nagel

 


Forum contributions about this tube
AC164
Threads: 1 | Posts: 1
Hits: 857     Replies: 0
This transistor was designed for small hearing aid equipment
Ruben Garcia Bayon
05.Apr.17
  1

I believe this was one of the  very first small germanium transistors, designed specifically for hearing aids equipment.

 
AC164
End of forum contributions about this tube

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