The AA8V 6x2 Superheterodyne Receiver - Local Oscillator Schematic Diagram and Circuit Description
6U8A JAN Philips / 7199 Substitute | TubeDepot.com
Low Power 6U8A Vacuum Tube Audio Amp V2
6GH8A National Pentode Triode Vintage Miniature Vacuum Tube 9-Pin NOS New Old Stock in Box
6U8A/6KD8/6AX8 SYLVANIA Sharp-Cutoff Pentode Medium-Mu Triode Vintage Miniature Vacuum Tube 9-Pin NOS New Old Stock in Box
6U8, Tube 6U8; Röhre 6U8 ID3778, Triode-Pentode | Radiomuseum.org
Using the Pentode/Triode Tube as the Amplifier/Phase Splitter.
6U8A Philips JAN Vacuum Tube
6U8 Datasheet, Triode Pentode.
6U8A, Tube 6U8A; Röhre 6U8A ID3986, Triode-Pentode | Radiomuseum.org
6U8A for Marshall kind of Preamp - The Amp Garage
6U8A | SIEMENS | TRIODE-PENTODE TUBE At 12 € HT on Electols
miscellaneous-schematics2
TDSL Tube data [ECF82]
6U8A/6KD8/6AX8 SYLVANIA Sharp-Cutoff Pentode Medium-Mu Triode Vintage Miniature Vacuum Tube 9-Pin NOS New Old Stock in Box
ElectronTubeStore.com
ECF82 / 6U8A / 6KD8 EI/Y
ECF82 aka 6U8A aka 6F2 - any good sounding? | diyAudio
Pair: Philips ECG JAN 6U8A Vacuum Tubes New Old Stock - Etsy Denmark
RCA 6678 6U8A Vacuum Tube Black Plates New Old Stock - Etsy Norway
6U8A JAN
7199 @ The Valve Museum
Tube type list
A Tribute to the 6BL8
6AW8A GE High-Mu Triode Sharp-Cutoff Pentode Vintage Miniature Vacuum Tube 9-Pin NOS New Old Stock in Box
