Walfront 6J1 Valve Vacuum Tube Pre-AMP Preamplifier Hifi Stereo Audio Board Musical Fidelity Kit

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Product description

  • Connect the 6J1 tube pre-amp between sound source and amplifier, it can filter digital flavor effectively, professional and practical
  • Eight 470UF capacitor filters, excellent power system with no hum, stable and performance
  • Coupling capacitor adopts electrodeless electrolytic capacitor, high frequency and low resistance
  • Using DC 5.5 2.1 socket and AC 12V transformer, you can also use AC 12V transformer without plug, just weld the power cord onto the circuit board, easy to use
  • You can enjoy the process of building your own tube amplifier with this kit

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