Please click your language flag. Bitte Sprachflagge klicken.


Information - Help 
ID = 62118
Great Britain (UK)
Brand: 362 Valve Co., Ltd. (The ...)
Tube type:  Screen-grid Tetrode   RF/IF-Stage 
Identical to SG2_362
Similar Tubes
Heater different:
First year 1933 ? British Radio Valves - The Classic Years: 1926-1946 page 213

Base Europe 4-Pin B4 (Eu A, E, 4A) 1914 Top contact screw type.
Filament Vf 2 Volts / If 0.2 Ampere / Direct / Battery =

This SG2 differs from the Clarion SG2 (SG2_Clarion) in characteristics and filament current.

In 1933 the screen voltage for 4mA anode current and a gm of 4mA/V is stated as 75. In 1934 it is 60 for the same anode current and gain.

Information source Wireless World (The), London (WW, 79)   Nov 1933 and 1934

Just Qvigstad

Collection of



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]