1pc 6J1 Valve Pre-amp Tube PreAmplifier Kit Assembled Board Audio DIY Vertical Tube

 

Specifications:

1. Voltage: AC12V 500mA

2. Dimension: 170mm x 60mm

3. 2pcs 6J1 tube preamp board. You need to add a transformer, the board can work

4. It is soldered kit

 

Package:

1pc 1pc 6J1 Valve Pre-amp Tube PreAmplifier Kit Assembled Board Audio DIY