Please click your language flag. Bitte Sprachflagge klicken.


Information - Help 
ID = 34011
United States of America (USA)
Brand: Sylvania (Hygrade, GTE, Nilco); Emporium (PA)
Tube type:  Radiation Generators general 
Identical to R1131C

Base Octal (Int.Octal, IO) K8A, USA 1935
Was used by Technology / Measurement
Filament No heater

Crater-glow type modulator, used for facsimile equipment. 5 to 35mA, 150V max. 15 to 15000Hz modulation frequency.

Information source - - Manufacturers Literature   
R1131C: Private collection
Emilio Ciardiello

More ...
R1131C: 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]