Antique radios, Old Time Radios
227
Country:
United States of America (USA)
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Brand:
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Common type USA tube/semicond.
Air Scout - tubes
Airline, Super-Airline, Wards (tubes) - see also Montgomery Ward; Chicago, IL
Crusader, Sunlight Lamp Co. / Electric Co.; Newton Falls, OH - Irvington, NJ
Dynamic Radio Tube Works; Newark, NJ
Globe Electric Company; Pittsburgh, PA
Hygrade Lamp Co. (Neptron); Salem, Massachusetts
Kelly Tube Co.; New York, NY
La Salle Light Company; Chicago, IL
Lafayette Radio & TV Corp; New York (NY)
Legion (Tube brand); (Where ?)
Macy's, R.H. Macy & Co.; New York, NY
McCullough, Frederick, S. Co.; Wilkinsburg, later Sales Company; Pittsburg
Paramount Radio Tube Co.; Brooklyn, NY
Ravac Co.; Nashua, NH
Real Tone Tube Co.; Pawtucket, RI
Royal Tube Co.; Pawtucket, RI
Silvertone (tubes) - see also Sears; Chicago, IL
Songbird (brand)
Speed (Cable Radio Tube)
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Tube type: |
Triode, vacuum Universal |
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Identical to |
227
= 27
= DE-1
= 127
= UY227
= ER227
= P227_USA
= SY227
= G-27
= MY227
= AC227
= PA227
= Y227
= EY227
= T-227
= VY227
= LS227
= SLY227
= GSY227
= Z-27
= C227
= T27
= 227-C
= AX227
= LY227
= NY-227
= C-427
= TS227
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Similar
Tubes |
Normally replaceable-slightly different:
227B
; 227S
Other class quality (otherwise equal):
228
|
First year |
1927
Saga of the Vacuum Tube, Tyne
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Predecessor Tubes |
401_McCullough
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Base |
UY-Base, 5 Pins (USA, April 1927)
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Filament |
Vf 2.5 Volts / If 1.75 Ampere / Indirect / Specified voltage AC/DC |
Tube prices |
3 Tube prices (visible for members
only)
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Information source |
Taschenbuch zum Röhren-Codex 1948/49
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227: Allied Radio Corp.
Günter Kudicke
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 |
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227
Geri Meier
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227: Telefunken Werkstattbuch
Wolfgang Bauer
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227: own collection
Peter den Boer
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from Just Qvigstad
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Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):710
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