Today 12.12.2022 Shuguang Electron Tube company announced that their new factory building is accomplished and that from today the equipment will be moved inside the new complex. We hope that...

Our most successful amplifier is back!Almost exactly eleven years after introducing the EL34 Classic Plus RC with a remote control we did another update in autumn 2022. We developed and...

Since end of June the OTA firmware update is available. Please check "About" in the menue to start the update process. The smartphone App will ask you to update after...