Antique radios, Old Time Radios
5691
|
Country:
United States of America (USA)
|
|
| 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 |
| Description |
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)
|
| Tube Tester Data |
Avo CT160 |
|
5691: RTT Schwandt
Günther Stabe † 19.8.20
More ...
|
Just Qvigstad
|
5691: Manufacturer's Literature
Emilio Ciardiello
More ...
|
Collection of
Collection of a member from FIN |
|
|
|
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]
| Data Compliance |
More Information |
|
|
|
