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Information - Help 
ID = 33540
Tube type:  Double Tetrode 
Identical to 8738 = 5894B

Base Septar (1+6 pins) 2 Top contacts.
Was used by Transmittertube (Radio)
Filament Vf 6.7 Volts / If 2.1 Ampere

Transmitting double tetrode, derived from 829.

Information source Tube Lore (I)   

8738_so.png 8738: ARRL Handbook 1972
Anonymous 10 Collector


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