My Audio Lab Passive Tube PEQ-1

Projects > My Audio Lab Passive Tube PEQ-1

The PEQ-1 is a passive, tube EQ based on the famous Pultec EP1 circuit. MyAudioLabs offers a full kit with everything needed to build this classic EQ.


  • Includes input and output transformers from OEP or Lundahl
  • EQ settings:
    • Low band: 20Hz, 30Hz, 45Hz, 60Hz, 100Hz, 120Hz
    • High band: 2kHz, 3kHz, 4kHz, 7kHz, 13kHz, 18kHz
    • High-Shelf: 5kHz, 7kHz, 9kHz, 12kHz, 14kHz, 28kHz
  • JJ ECC88 output gain tube
  • Employs shielded, military-grade wire
  • Switches and pots from Lorlin and Alps

Price: Discontinued