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M8224

Information - Help 
ID = 31312
       
Country:
Great Britain (UK)
Brand: Mullard Radio Valve Co. Ltd.;
Tube type:  Voltage Regulator, single   Power-supply 
Identical to M8224 = 0B2WA = CV4028
Similar Tubes
Other class quality (otherwise equal):
  0B2 ; 108C1 ; CV1833

Base Miniatur-7-Pin-Base B7G, USA 1940
Filament
Description

Special Quality Voltage Stabiliser Tube
Nominal burning Voltage: 108V
Operating current range: 5 to 30mA.
Voltage regulation over above current range: 3.5V
Maximumum regulation resistance: 140 ohms
Typical Voltage stability (% per 1000 hours): +1.0

Made by Philips and/or by Philips owned marks, as Amperex, Mullard, Valvo.

Mechanically robust version of 108C1 for use in areas of vibration and shock.

 
Dimensions (WHD)
incl. pins / tip
19 x 67 x mm / 0.75 x 2.64 x inch
Literature - - Manufacturers Literature   Mullard 1957
  m8224_usch1.png
  M8224: Telefunken, Spezialröhren 1962/63
Michael Schlör
 
m8224.jpg
M8224: RFJ
Roy Johnson

 
m8224_so.png
M8224: ARRL Handbook 1972
Michael Schlör

 
m8224_01.png
M8224: Manufacturer's Literature
Emilio Ciardiello



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