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RR3-250

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ID = 31379
       
Country:
Great Britain (UK)
Brand: Mullard Radio Valve Co. Ltd.;
Tube type:  Half-Wave Rectifier, gasfilled 
Identical to RR3-250
Base UX-Base (4 Pins (2 thick, USA 1924, UX) Top contact with a cap.
Filament Vf 2.5 Volts / If 5 Ampere / Direct / Specified voltage AC/DC
Dimensions (WHD)
incl. pins / tip		 52 x 154 x mm / 2.05 x 6.06 x inch
Information source - - Manufacturers Literature   
rr3250_so.png RR3-250: ARRL Handbook 1972
Anonymous 10 Collector

Just Qvigstad 		rr3250_01.png
RR3-250: Manufacturer's Literature
Emilio Ciardiello
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Usage in Models 1= 1960?
Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):1

Collection of

Miguel Lopez (C)
Danko Tkalec (HR)
Manuel Henrique Oliveira-Jesus (P)
 
rr3_250_phi_1500.jpg

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Forum contributions about this tube
RR3-250
Threads: 1 | Posts: 1
Hits: 3167     Replies: 0
RR3-250 (RR3-250)
Manuel Henrique Oliveira-Jesus
05.Sep.13 		  1
RR3-250 (RR3-250) 

O tubo Mullard RR3-250=3B28
 
RR3-250
End of forum contributions about this tube
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