Tube Data For HEATHKIT TT-1A Tube Tester
6U7G TESTED STRONG on TV7 73/40 Vacuum Tube NOS Valve Philco 6U7 CV706 6D6 Octal | eBay
6U7, Tube 6U7; Röhre 6U7 ID2852, Vacuum Pentode | Radiomuseum.org
XSane scanned image
6U7G, Tube 6U7G; Röhre 6U7G ID2721, Vacuum Pentode | Radiomuseum.org
6U7G @ The Valve Museum
Three interesting Hi Fi Amps circa 1948 – Preservation Sound
S6
Tube type list
6U7, Tube 6U7; Röhre 6U7 ID2852, Vacuum Pentode | Radiomuseum.org
6U7G @ The Valve Museum
6U7G TESTED STRONG on TV7 73/40 Vacuum Tube NOS Valve Philco 6U7 CV706 6D6 Octal | eBay
basic-tube-1
basic-tube-1
audio woes on the 38-5
FIVRE, the most important Italian valve manufacturer, one of the first in Europe
Souping up” the ZC-1's audio output power by a factor of 5- with no modifications to the actual radio:
11-6U7 Ch= 11-6U Radio Stewart Warner Corp.; Chicago IL, build 1940 ? | Radiomuseum
6U7, Tube 6U7; Röhre 6U7 ID2852, Vacuum Pentode | Radiomuseum.org
ElectronTubeStore.com
6U7G | PENTODE TUBE At 1.5 € HT on Electols
Breville 742 Mantel Radio
6D6 JAN, Mil. Spec. Tung-Sol
