6X4 5670 Cathode Output Tube Valve Preamplifier Preamp Buffer For Amplifier

New product

Tube tube buffer is based on 6N3/5670 dual triode tubes in cathode output configuration,Great drive capability for power amplifier with cathode output

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$35.00

6Z4 5670 Cathode Output Tube Valve Preamplifier Preamp Buffer

Great drive capability for power amplifier with cathode output

Up for sale is a tube preamp based on 6N3/5670 dual triode tubes in cathode output configuration, One 6Z4/6X4 rectifier tube to deliver power,Tube rectifier can protect 5670 tubes for longer service life,Also add to sound to the system.One 7806 regulator IC to supply power for filaments of 5670/6N3 tubes.

PCB size: 140mm(W)*80mm(D)

Power requiremrnt:

  • AC 0-180V 37MA *2 for plate of tube
  • 6.3V 1A *1 AC for filament of 6Z4/6X4
  • 7.5V 2A *1 AC for filament of 6N3/5670 Or 6.3V AC bypass rectifier bridge

Packing List:One 6Z4 5670/6N3 cathode output tube preamp