Antique radios, Old Time Radios

5687WB


			Tube type:	Double Triode

Tube ID = 30792

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Identical to	5687WB
Similar Tubes	Normally replaceable-slightly different: 5687WA Other class quality (otherwise equal): 5687

Base	Noval, B9A
Filament	Vf 12.6 Volts / If: 0.45 Ampere / -: Indirect / -: Parallel, (AC/DC) /
Description	Dual triode for computer use. Cathode material assures low interface resistance even after prolonged cut-off conditions. Heaters can be series connected, 12.6V, 0.4A. Note the unusual base connections, with the heater center tap to pin 8 and the anode of second triode to pin 9. Text in other languages (may differ)
Tube prices	1 Tube prices (visible for members only)
Literature	-- Collector info (Sammler) Tube Lore, Sibley, USA 1996

5687WB: Private collection
Emilio Ciardiello

5687WB: RTT Schwandt
Günther Stabe

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