Antique radios, Old Time Radios

CK5687WA

Country:	United States of America (USA)		Brand:	Raytheon Mfg. Co.; Cambridge, USA (also tubes)
			Tube type:	Double Triode

Tube ID = 35837

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Identical to	CK5687WA = 5687WA
Similar Tubes	Other class quality (otherwise equal): CK5687

Base	Noval, B9A
Filament	Vf 6.3 Volts / If: 0.8 Ampere / -: Indirect /
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. High-rel version of CK5687. Text in other languages (may differ)
Literature	- - Manufacturers Literature Tube Lore, Sibley, USA 1996 - - - - - -

CK5687WA: rtt
Michael Schlör

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