Antique radios, Old Time Radios
250
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Country:
United States of America (USA)
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Brand:
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Common type USA tube/semicond.
Airline, Super-Airline, Wards (tubes) - see also Montgomery Ward; Chicago, IL
CeCo (tubes), C.E. Mfg. Co. Inc.; Providence, RI
Everbest Radio Corp.; New York, NY
Kelly Tube Co.; New York, NY
Lafayette Radio & TV Corp; New York (NY)
Leeds Radio Co.; New York City (NY)
McCullough, Frederick, S. Co.; Wilkinsburg, later Sales Company; Pittsburg
Paramount Radio Tube Co.; Brooklyn, NY
Sonora Tube Co.; Chicago, IL
Sparton-Cardon Tubes; Jackson MI
Stanton Laboratories; Hoboken, NJ
Taylor Tubes Inc.; Chicago (IL)
Thorola, Winkler-Reichmann Co.; Chicago, IL
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| Developer: |
RCA (RCA Victor Co. Inc.); New York (NY) |
| Tube type: |
Triode, vacuum Power/Output |
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| Identical to |
250
= UX250
= EX650
= PA250
= SX250
= VX250
= TS250
= TC250
= SLX250
= NX-250
= RX250
= RYB250
= 50
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| Similar
Tubes |
Normally replaceable-slightly different:
350
; FX250
; P25/450
; PX2500
; U250
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Successor Tubes
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SX250
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| Base |
UX-Base (4 Pins (2 thick, USA 1924, UX) (Codex=Bo)
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| Filament |
Vf 7.5 Volts / If 1.25 Ampere / Direct / Specified voltage AC/DC |
Dimensions (WHD)
incl. pins / tip |
x 159 x 67 mm / x 6.26 x 2.64 inch |
| Weight |
78 g / 2.75 oz |
| Tube prices |
1 Tube prices (visible for members
only)
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| Information source |
Taschenbuch zum Röhren-Codex 1948/49
Röhrencodex , Röhren-Taschenbuch 1950 23000 Röhren
-- Collector info (Sammler)
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250: W.Sprick: Austausch-Röhren-Lexikon 1947
Günther Stabe † 19.8.20
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Just Qvigstad
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Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):63
Collection of
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