08
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Lot Of 3 Amperex USN-CEP 6922 Vacuum Tubes Gold Pin Amplitrex Tested RARE
Amperex USN-CEP 6922 Vacuum Tube Gold Pin Amplitrex Tested. All tubes tested on a amplitrex AT1000 tube tester with the following results Tube 1- 78/64% Emissions 87/81%GM Tube 2-...
08
Août
RARE 6N1P-E / E88CC / 6922 / 6DJ8 NOS Matched Pair. Triple mica. NOVOSIBIRSK.
MATCHED PAIR NOVOSIBIRSK 6N1P-E. 6N1P-E (6Н1П-Е) Tubes NOS Tested. Gold grid. Matched Pair. Black boxed anode. TRIPLE MICA.VACUUM TRIODE, BLACK ANODE.
08
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Amperex Gold Pin 6922 Vacuum Tube for RCA Amplitrex Tested 96/90% Gm
6922 gold pin Amperex vacuum tube. Not sure where this one was made - tested strong 96/90% Gm. 100% represents what you would expect from a NOS tube on...
08
Août
Amperex Bugle Boy – ECC88 / 6DJ8 – Tektronix – Set of “3” – The finest
ECC 88 / 6DJ8. Taken out Of Tektronix Osilloscope. Set of Three. DUE TO AGE. Lettering Is Poor. These Are Very Fine Tubes.
08
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NOS 1968 PHILIPS AMPEREX HOLLAND E88CC 6922 MIRROR-MATCHED TUBE AMPLITREX TESTED
Historic TubeMuseum, Tuxedo Park, New York Established in 1928 as a premier research facility in Tuxedo Park, New York, that attracted such brilliant and most visionary minds of the...
08
Août
NOS 1968 PHILIPS AMPEREX HOLLAND E88CC 6922 MIRROR-MATCHED TUBE AMPLITREX TESTED
Historic TubeMuseum, Tuxedo Park, New York Established in 1928 as a premier research facility in Tuxedo Park, New York, that attracted such brilliant and most visionary minds of the...
08
Août
Philips 6922 Vacuum Tube Holland Gold Pin Amplitrex Tested NOS Worn Label
Tested 84/74% ip 98/92% gm using an Amplitrex AT1000 (as photographed).
08
Août
Siemens 6922 E88CC Gold Pin Vacuum Tube Amplitex Tested 102/96%
Tested 92/82% ip and 102/96% gm on an Amplitrex AT1000 (as photographed).