Please click your language flag. Bitte Sprachflagge klicken.


Information - Help 
ID = 23005
Brand: Philips; Eindhoven (tubes international!); Miniwatt
Tube type:  Full-Wave Mercury-Vapor Rectifier 
Identical to 1749A

Filament Vf 1.9 Volts / If 25 Ampere / Direct
Description Mercury vapour and gas filled full wave rectifier for use in cinema rectifiers; 25A per tube, up to 36 Pb cells. Two semi-rigid filament strips, two screw-type top contacts for anodes and one screw contact down from the base for the shield. 
Text in other languages (may differ)
Dimensions (WHD)
incl. pins / tip
105 x 265 x 145 mm / 4.13 x 10.43 x 5.71 inch
Weight 600 g / 21.16 oz
Tube prices 1 Tube prices (visible for members only)
Information source - - Manufacturers Literature   7Z2 7616, Oct 1966 issue
1749A: Radiomuseum Luzern
Ernst Erb

1749A: Kretzmann, Handb. d. Elektronik, 1954
Anonymous 15 Collector

Collection of a member from D

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]