![6U8A/6KD8/6AX8 SYLVANIA Sharp-Cutoff Pentode Medium-Mu 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](https://www.rfwiz.com/image/catalog/Parts_Equipment/Tubes/6U8A-Data2.jpg)
6U8A/6KD8/6AX8 SYLVANIA Sharp-Cutoff Pentode Medium-Mu Triode Vintage Miniature Vacuum Tube 9-Pin NOS New Old Stock in Box
![Low Power 6U8A Vacuum Tube Audio Amp - Amplifier_Circuits-Audio - Amplifier_Circuit - Circuit Diagram - SeekIC.com Low Power 6U8A Vacuum Tube Audio Amp - Amplifier_Circuits-Audio - Amplifier_Circuit - Circuit Diagram - SeekIC.com](http://www.seekic.com/uploadfile/ic-circuit/2013310221137894.jpg)
Low Power 6U8A Vacuum Tube Audio Amp - Amplifier_Circuits-Audio - Amplifier_Circuit - Circuit Diagram - SeekIC.com
![6U8 push FU29/829/FY29 35W*2 tube push-pull power amplifier board, close to the speaker with sensitivity of 90DB - AliExpress 6U8 push FU29/829/FY29 35W*2 tube push-pull power amplifier board, close to the speaker with sensitivity of 90DB - AliExpress](https://ae01.alicdn.com/kf/H1ad89b41588048949d17d5e0a51cd43aV/6U8-push-FU29-829-FY29-35W-2-tube-push-pull-power-amplifier-board-close-to-the.jpg)
6U8 push FU29/829/FY29 35W*2 tube push-pull power amplifier board, close to the speaker with sensitivity of 90DB - AliExpress
![6U8A/6KD8/6AX8 SYLVANIA Sharp-Cutoff Pentode Medium-Mu 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](https://www.rfwiz.com/image/catalog/Parts_Equipment/Tubes/6U8A-Data1.jpg)