JFET Phono/RIAA Preamplifier kit


Kit includes circuit board and all components.  Provide your own chassis, power supply, and connectors.

  • Minimalist audiophile circuit using the legendary 2sk170 JFET
  • Passive (no feedback) RIAA equalization
  • ~40dB gain
  • Russian K40Y and K42Y paper in oil coupling capacitors
  • Nichicon Muse filter capacitors
  • Vishay/Dale CMF60 resistors
  • Audiophile quality American made PCB
  • Requires external 12-24VDC power supply
  • Assembled board dimensions (inches): 5.25 x 3.5 x 1.625 (height with standoffs)

Phono Preamp Manual

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