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454_Philips

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ID = 55586
       
Country:
Netherlands
Brand: Philips; Eindhoven (tubes international!); Miniwatt
Developer: Philips; Eindhoven (tubes international!); Miniwatt 
Tube type:  Glow Indicator (Neon)   Indication 
Identical to 454_Philips

Base Europe 3-Pin B3 (Eu H)
Was used by Technology / Measurement
Filament
Description

Neon indicator bulb with spiral electrodes. Used in Tube filament continuity tester. Type 453. This tube is fitted with a B4 base but with one filament pin not in place. The elements (E) are connected to the normal anode and grid pins. The remaining filament pin is not used. Early version of the tube,c. 1924/25, had a tipped frosted glass bulb. Later version introduced in 1925/26 had a bakelite base. The tubes were made for use on A/C mains voltage of 220 and have an appropriate wire wound resistor in the stem.

 
Text in other languages (may differ)
Dimensions (WHD)
incl. pins / tip
x 131 x 60 mm / x 5.16 x 2.36 inch
Weight 50 g / 1.76 oz
Information source -- Collector info (Sammler)   
- - Manufacturers Literature   Philips Type Number book

philips_454_pins.png 454_Philips: Fin Stewart
Fin Stewart


Just Qvigstad
Usage in Models 1= 1923

Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):1

Collection of

 
philips_454_fs_1.jpg

454_Philips
 

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