Tube Valve Mazda 42 V-8

Country:United States of America (USA)
Brand:
Common type USA tube/semicond.
Tube type: Vacuum Pentode Power/Output
Ca. 1925 up to 1945 very rare. ***
Identical to 42 = UZ-42 = UZ42 = A642 = 42S = W2160 = NU-42 = VT163_GPO = CV1712 = ER42
Similar Tubes
Other shape (e.g. bulb type):
M42
Normally replaceable-slightly different:
38042 ; 42E
Other class quality (otherwise equal):
1615 ; CV609
Different maximum ratings:
293A_WE
Heater different:
18 ; 2A5
Different connections:
6P6_AUS
Other base:
42_Octal ; 6F6G
First year 1932 Radios von gestern, 2. Auflage
First Source (s)
Sep.1932 : -- Collector info (Sammler)
01.Aug.1934 : Electron Tube Registration List
Predecessor Tubes 47 PZ
Successor Tubes 6F6 6F6G 6F6GT 6F6MG 42_Octal

Tube testé au lampemètre de service Centrad modèle 751

(info internet)