Common
Tubes
Amperex Holland
Amperex USA
Brimar
EI
General Electric
Lorenz
Matsushita
Mazda
Mullard
Philips Canada
Raytheon
RCA
RFT
Siemens
Siemens & Halske
Sylvania
Telefunken
Tesla
Tung Sol
Tungsram
Valvo
Westinghouse Canada
Westinghouse USA |
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|
Less
Common Tubes
Australian MiniWatt
Ates
BEL
CBS
CIFTE
Fivre
Hitachi
IBRAPE Philips MiniWatt Brazil
Korea
Marconi Canada
NEC
RTC
La Radiotechnique
TEN
Toshiba
Matsuda
|
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