6E2 csöves előerősítő kártya vákuumcsöves meghajtó előerősítő DAC audio LED szintjelző mérő VU alacsony

6E2 Tube Preamplifier Board Vacuum Tube Drive Preamp DAC Audio LED Level Indicator Meter VU Low Voltage
Low Voltage / 6E2 cat eye tube / controller board / level indicator harmonic tube.
It is recommended to install in front of the potentiometer, not controlled by the potentiometer, the board has its own amplified line.
Adjustable amplitude, adjustable brightness.
Power supply: AC 9V / DC12V
Please pay attention to the positive and negative when you use the DC power supply.
Tube can be laid flat or vertical for easy installation.
The video: V.youku.com/v_show/id_XNDczOTc5NDY0.html
Colour: black
Material: plastic
Size: 50x90mm
Package Contents:
1 * 6E2 Tube Preamplifier Board
Only the above package content, other products are not included.
Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is /- 1-3cm.