Antique radios, Old Time Radios

6550

ID = 6062


Tube type:	Beam Power Tube Power/Output

Identical to

6550 = DT459

Similar Tubes

Normally replaceable-slightly different:

6550A

Other class quality (otherwise equal):

6550C ; KT90

Different maximum ratings:

7027A

Base	Octal (Int.Octal, IO) K8A, USA 1935
Filament	Vf 6.3 Volts / If 1.6 Ampere / Indirect / Parallel, (AC/DC defined voltage)
Description	Beam power tube rated for 35W or (Tung-Sol) 42W. V1 suffix indicates matched pair. Usually considered an audio output tube, 6550 was also used in small AM broadcast transmitters.
Tube prices	1 Tube prices (visible for members only)
Information source	Essential Characteristics, GE 1973 Tube Lore (I)

6550: Russische Fabrikation
Carlos Alberto Carcagno

6550
Emilio Ciardiello

6550: RCA Tube Manual
Peter Hoddow

from Just Qvigstad

Usage in Models

1= 1950?? ; 1= 1954?? ; 2= 1955?? ; 2= 1955 ; 1= 1956?? ; 3= 1956? ; 2= 1957? ; 5= 1958? ; 5= 1959? ; 1= 1959 ; 4= 1960?? ; 1= 1961?? ; 1= 1961? ; 2= 1961 ; 2= 1965?? ; 1= 1970 ; 1= 1974 ; 2= 1975 ; 2= 1982 ; 1= 1984 ; 1= 2011

Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):41

Collection of Christian Schaufelberger (CH)

Collection of Karlheinz Fischer (D)

Collection of Carlos Alberto Carcagno (RA)

Collection of Georges Werts (B)

Collection of Danko Tkalec (HR)

Collection of a member from FIN

Forum contributions about this tube

6550

Threads: 1 | Posts: 1

Hits: 2445 Replies: 0

6550 (6550)équivalent du KT88

Michel Deluz
27.Mar.12

6550 (6550)équivalent du KT88

Selon les caractéristiques de Genalex 1974 pour le tube KT88, les deux tubes 6550 et KT88 sont équivalents.

6550
End of forum contributions about this tube

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