DC12V / AC250V 6E1 Tube Level Indicator Kits Dual Channel for Tube Amplifier Audio Board 6E1 Drive DIY

DC 12V power supply version and 250V power supply version can be selected A The 12V DC power supply version is suitable for friends who have no circuit foundation The 12V DC power supply DC 12V 2AB The 250V power supply version is suitable for retrofitting the internal power supply of the tube amplifier or the external power supplyFeatures 250V version power supply DC 250V 100mA 6E1 tube filament voltage 6 3V filament current 300mA Two tube filaments take 6 3V power supply in parallel two tube filaments take 12V power supply in seriesThe serial number and description of the left and right terminals 1 Connect to the grid 6E1 tube signal injection pin take over the first pin of the socket2 Grounding cathode inside the tube pin 3 of the socket7 Connect the control pole used to control the width of the fluorescent line of the tube9 Connect to anode 6E1 electron tube power supply pin Connect to the 9th pin of basePins 4 and 5 of the tube base are filament supply pins 6 3V power supply Note Two tube filaments are connected in parallel to take 6 3V power supply Two tube filaments take 12V power supply in series Package Included 1 x DC12V AC250V 6E1 Tube Level Indicator