Tung Sol 6678 6U8A Vacuum Tube Black Plates New Old - Etsy Israel
6U8A @ The Valve Museum
6U8A/6KD8/6AX8 SYLVANIA Sharp-Cutoff Pentode Medium-Mu Triode Vintage Miniature Vacuum Tube 9-Pin NOS New Old Stock in Box
Circuits
7199 @ The Valve Museum
6GH8A National Pentode Triode Vintage Miniature Vacuum Tube 9-Pin NOS New Old Stock in Box
Nostalgia Air: Tube Substitution for 6U8A
miscellaneous-schematics2
AUDIO VALVES: ECF82 6U8A CV5065 TRIODE PENTODE – MULLARD MAGIC
A Tribute to the 6BL8
ElectronTubeStore.com
Low Power 6U8A Vacuum Tube Audio Amp V2
Using the Pentode/Triode Tube as the Amplifier/Phase Splitter.
6U8A JAN Philips / 7199 Substitute | TubeDepot.com
6U8, Tube 6U8; Röhre 6U8 ID3778, Triode-Pentode | Radiomuseum.org
ECF82 aka 6U8A aka 6F2 - any good sounding? | diyAudio
6AW8A GE High-Mu Triode Sharp-Cutoff Pentode Vintage Miniature Vacuum Tube 9-Pin NOS New Old Stock in Box
Anybody use this 6u8 preamp design? Any opinions? - 18Watt.com
TDSL Tube data [ECF82]
RCA 6678 6U8A Vacuum Tube Black Plates New Old Stock - Etsy Norway
6U8A/6KD8/6AX8 SYLVANIA Sharp-Cutoff Pentode Medium-Mu Triode Vintage Miniature Vacuum Tube 9-Pin NOS New Old Stock in Box
6U8A, Tube 6U8A; Röhre 6U8A ID3986, Triode-Pentode | Radiomuseum.org
The AA8V 6x2 Superheterodyne Receiver - Local Oscillator Schematic Diagram and Circuit Description
Low Power 6U8A Vacuum Tube Audio Amp - Amplifier_Circuits-Audio - Amplifier_Circuit - Circuit Diagram - SeekIC.com
6U8A for Marshall kind of Preamp - The Amp Garage
6EA8 National Sharp Cut Off Pentode Triode Miniature Vacuum Tube 9-Pin NOS New Old Stock in Box
