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Tuneon

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ID = 27501
       
Country:
Great Britain (UK)
Brand: GEC, General Electric Co Ltd., GENALEX; London
Tube type:  Glow Indicator (Neon)   Indication 
Identical to Tuneon
Predecessor Tubes Tune-A-Lite  

Base Swan-Bajonett B15
Was used by Radio/TV-reception etc.
Filament Vf 165 Volts / If 1.4 Ampere / --/--
Description

Neon filled 3-electrode tuning indicator. See also early tuning indicators with other kind of systems, like the VG-1 (Viso Glo from Sparton), Tune-A-Lite (there is a direct link here) used by Atwater Kent which used also the name Tonebeam in model 96-F, Flash-O-Graph (Fada etc.), Tonebeam, Shadowgraph (Philco), Tuning Flasher (Sears) etc. for "Silent Tuning".. this tube is fitted with a Ba15D base.

 
Dimensions (WHD)
incl. pins / tip
13 x 115 x mm / 0.51 x 4.53 x inch
Weight 13 g / 0.46 oz
Information source -- Collector info (Sammler)   
British Radio Valves - The Classic Years: 1926-1946   Supplement, p. 153

tuneon_cct.gif
Tuneon: Wireless World
Roy Johnson


Just Qvigstad
Usage in Models 4= 1935 ; 1= 1937

Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):5

Collection of

 
tuneon_a.jpg

 

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