Please click your language flag. Bitte Sprachflagge klicken.


Information - Help 
ID = 28969
Brand: Rogers-Majestic, Standard Radio Manufacturing, Rogers Radio Tubes; Toronto
Tube type:  Triode, vacuum   Audio Frequency 
Identical to 227S
Similar Tubes
Normally replaceable-slightly different:
  227 ; P227_USA
First year 1928 Saga of the Vacuum Tube, Tyne page 350

Base UY-Base, 5 Pins (USA, April 1927)
Filament Vf 2.5 Volts / If 1.7 Ampere
Description Spray shielded 227 

227s_so.png 227S: ARRL Handbook 1972
Anonymous 10 Collector

Just Qvigstad
227S: Vintage Electronic catalog
Geri Meier

Usage in Models 7= 1931

Quantity of Models at with this tube (valve, valves, valvola, valvole, válvula, lampe):7

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]