Lewis Electric USA 3C24 Triode:Rarität |
Philips Holland TB2/200 Triode |
Eimac USA 100TL Triode |
RCA USA 826 Triode |
RCA USA 4E27 8001 Beam Pentode |
RCA USA 4-125A 4D21 Tetrode |
Siemens Germany RS1019 Duo-Triode |
Ken Rad USA 832 VT 118 Duo-Beam Rarität |
RCA USA 829B Duo-Beam Tetrode |
Philips Holland QQE 06/40 Duo-Beam |
Eimac USA 304TL Triode |
RCA USA 4CX250B 7203 Beam Tetrode |
Eimac USA 4CX1000A Beam Tetrode |
Eimac USA 4-250A 5D22 Tetrode |
Brown Bovery Baden Q400-1 Beam Tetrode |
STC England 4212D Triode |
Telefunken Germany RS384 Pentode |
Brown Bovery Baden P300-1 Beam Tetrode |