Antique radios, Old Time Radios

X-171A

ID = 31106

Country:

United States of America (USA)

Brand:	Hygrade Lamp Co. (Neptron); Salem, Massachusetts Hygrade Lamp Co. (Neptron); Salem, Massachusetts Arrow Tube Company; Springfield, MA Blue Ribbon (tube brand) By Heck (tube brand) Champion Radio Works; Danvers, Massachusetts Crescent (tubes); (where?) Croydon (where?) Duovac Radio Tube Corp.; Brooklyn, NY Hylon (tubes), brand Hytron; Salem (MA) Knight (tubes), brand Sonatron Tube Company; Chicago and New York Star-Ko (Starko), USA Van Dyke Laboratories; Newark, NJ
Developer:	General Electric Co. (GE); Bridgeport CT, Syracuse NY
Tube type:	Triode, vacuum Power/Output

Identical to

X-171A = UX171A = 71A = CX371A = CX71A = 471A = T-171A = C603_UX

Similar Tubes

Heater different:

UX171

Base

UX-Base (4 Pins (2 thick, USA 1924, UX)

Was used by

Radio/TV-reception etc.

Filament

Vf 5 Volts / If 0.25 Ampere / Direct / Battery =

Dimensions (WHD)
incl. pins / tip

x 108 x 45 mm / x 4.25 x 1.77 inch

Weight

47 g / 1.66 oz

Information source

-- Collector info (Sammler)


X-171A: Fin Stewart Fin Stewart	Just Qvigstad

Usage in Models

1= 1929

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

X-171A

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X-171A

Hygrade Lamp Co. (Neptron); Salem, Massachusetts