Tube Preamp DIY Product

Tube pre-amplifier DIY product include assembled PCB board and DIY Kit, Most of them are based on famous circuit from Marantz 7 / Matisse /  Wada Shigeru / SRPP/ Audio-Research / JADIS etc, You could build your own tube pre-amplifier as you prefered,Also it is convenienct to tweak / mod the tube preamp to improve sound quality.

Tube Preamp DIY Product There are 12 products.