Tube type list
Sylvania Technical Manual 1949
Sylvania Technical Manual 1949
Tube type list
Loadline calculator for power stages with reactive load - Vacuum Tube Amplifiers - DIY
6J7, Tube 6J7; Röhre 6J7 ID2098, Vacuum Pentode | Radiomuseum.org
GE 6J7 Vacuum Tube Late Production Matte Paint New Old Stock Original Box General Electric - Etsy Sweden
6J7 @ The Valve Museum
6SJ7 - Vacuum Tubes, Humor & Technology
6J7, Tube 6J7; Röhre 6J7 ID2098, Vacuum Pentode | Radiomuseum.org
1620 METAL
6J7 Vacuum Tube | 6J7 | Electro-Harmonix
Tube type list
SM5CBW - Tubedata
Vacuum Tube - 6J7G, Pentode, Sharp Cut-Off | Antique Electronic Supply
Tube type list
6J1 Datasheet(PDF) - List of Unclassifed Manufacturers
6J7 PDF | PDF
SM5CBW - Tubedata
TDSL Tube data [6J7]
6J7G, Tube 6J7G; Röhre 6J7G ID2694, Vacuum Pentode | Radiomuseum.org
Tube type list
6J7G, Tube 6J7G; Röhre 6J7G ID2694, Vacuum Pentode | Radiomuseum.org
6J7 vs 6SJ7 Pinout | Randy Stafford | Flickr
