Please click your language flag. Bitte Sprachflagge klicken.


Information - Help 
ID = 5873
United States of America (USA)
Developer: RCA (RCA Victor Co. Inc.); New York (NY) 
Tube type:  Double Triode   Audio Frequency 
Identical to 5691 = 33S29
Similar Tubes
Heater different:
  6113 ; 6SL7GT

Base Octal (Int.Octal, IO) K8A, USA 1935
Was used by Radio/TV-reception etc.
Filament Vf 6.3 Volts / If 0.6 Ampere / Indirect / Specified voltage AND current AC/DC

Dual triode, long-life variant of 6SL7GT. Heater current raised to 0.6A; heaters are series connected, to disable both sections in bridge circuits in case of a failure.
First introduced by RCA in its 'Special-Red' high-rel line. Also made by GE, Sylvania, Tung-Sol, Westinghouse.

Tube prices 4 Tube prices (visible for members only)
Information source Essential Characteristics, GE 1973   
- - Manufacturers Literature
Tube Lore (I)
5691: My Collection
Danko Tkalec

5691: RTT Schwandt
Günther Stabe † 19.8.20

5691: Manufacturer's Literature
Emilio Ciardiello

from Just Qvigstad

You reach this tube or valve page from a search after clicking the "tubes" tab or by clicking a tube on a radio model page. You will find thousands of tubes or valves with interesting links. You even can look up radio models with a certain tube line up. [rmxtube-en]