Fluorescent Magic Eye Tubes
Sylvania Technical Manual 1943
6K7 / 6K7M - Vint'Elec - Vintage electronic tubes
78, Tube 78; Röhre 78 ID2734, Vacuum Pentode | Radiomuseum.org
SM5CBW - Tubedata
Tube type list
6K7G VACUUM TUBE Ken Rad Pentode Tube 6K7 6K7GT VT86A CV1941 £5.51 - PicClick UK
6K7GT @ The Valve Museum
6H6 | SYLVANIA | DUO DIODE TUBE At 1.5 € HT on Electols
Lampe électronique 6K7G / VT-86A JAN Radio
SM5CBW - Tubedata
Equivalence table
Benvenuti nel sito Radio e dintorni
TUBE SUBSTITUTION handbook - PDF Free Download
ElectronTubeStore.com
Tube type list
Atwater Kent Model 649 All-Wave 9 Metal Tube Superhet. Set Radio Service Data Sheet, November 1935 Radio-Craft - RF Cafe
6K7 - doctsf.com, base documentaire lampes (tubes)
Download - Vacuum-Tube-Shop
6K7 / 6K7M - Vint'Elec - Vintage electronic tubes
6K7 @ The Valve Museum
EF85 / 6BY7 Pentode, NOS, Ei (Y)
List of vacuum tubes - Wikipedia
TDSL Tube data [6K7-G]
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Radiolibro 9
