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MR-123A

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ID = 83751
       
Country:
United States of America (USA)
Brand: Mackay Radio & Telegraph Company; New York
Tube type:  Transmitting Triode, air cooled   Power/Output 
Identical to MR-123A = F123A

Base Jumbo 4-pin bayonet (1918) Top contact with a cap.
Was used by Transmittertube (Radio)
Filament Vf 10 Volts / If 4 Ampere / Direct
Description

125 watt output, 30MHz

 
Dimensions (WHD)
incl. pins / tip
x 222 x 63 mm / x 8.74 x 2.48 inch
Information source -- Collector info (Sammler)   

jumbo_4_pin_transmitting_base~~8.png MR-123A: Fin Stewart
Fin Stewart


Just Qvigstad
 
mackay_radio_mr123_a_nw.jpg

MR-123A
 

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