7H7, Tube 7H7; Röhre 7H7 (7H7)

Antique radios, Old Time Radios

7H7

Country:	United States of America (USA)		Brand:	Common type USA
			Tube type:	PENTODE RF/IF-Stage Controlling (mu)

Tube ID = 2728


	previous \| next

Identical to	7H7 = VT-190
Similar Tubes	6SG7 (other base) 14H7 (Heater different)
First Source (s)	20.Mar.1940 : Electron Tube Registration List
Successor Tubes	6BA6

Base	Loctal-8, B8G (Sylvania, 1938) (Codex=W)
Was used by	Radio/TV-reception etc.
Filament	-: Indirect / -: Parallel / series AC/DC / If: 0.3 Ampere / Vf 6.3 Volts /
Tube prices	0 Tube prices (visible for members only)
Literature	Essential Characteristics, GE 1973 Taschenbuch zum Röhren-Codex 1948/49


	Courtesy Bureau Belper (De Muiderkring, Bussum), Scan Frank Philipse Michael Schlör

P.ST
Peter Steffen

Telefunken Werkstattbuch
Wolfgang Bauer

Sylvania Radio Tubes 1952
Daniel Consales

Usage in Models	7= 1940 ; 2= 1941?? ; 26= 1941 ; 8= 1942?? ; 11= 1942 ; 7= 1945? ; 1= 1945 ; 15= 1946?? ; 1= 1946? ; 31= 1946 ; 5= 1947?? ; 15= 1947? ; 15= 1947 ; 1= 1948? ; 29= 1948 ; 2= 1949?? ; 2= 1949 ; 1= 1950?? ; 1= 1950? ; 16= 1950 ; 1= 1952?? ; 1= 1959 ; 1= 9999 ;
Number of Models with this tube 199

No further Information for

7H7

You reach this tube or valve page from a search after clicking the "tubes" tab or by clicking a tube on a radio model page. You will find thousands of tubes or valves with interesting links. You even can look up radio models with a certain tube line up. [rmxtube-en]

rmXorg-08

About Radiomuseum.org

02DecX