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M_Western

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ID = 28645
       
Country:
United States of America (USA)
Brand: Western Electric Company Inc.; New York (NY)
Developer: Western Electric Company Inc.; New York (NY) 
Tube type:  Triode, vacuum   Audio Frequency 
Identical to M_Western
First year 1914 Saga of the Vacuum Tube, Tyne page 91, 92, 93, 280
Successor Tubes 101A_Western  

Base UV-Base (4 Pins+Bayonet, USA 1914 WE)
Was used by Telephony
Filament Vf 4 Volts / If 1.45 Ampere / Direct / Battery =
Description

Project coding for 101 series. See also L_Western.
M = mounted. Socket similar to that of mechanical repeaters. Later called the 101A repeater bulb.

 
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Information source Saga of the Vacuum Tube, Tyne   p. 91 - 93 & 280


Just Qvigstad

Collection of

 
we_m_chsi_vt1148.jpg

 

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