3005 Preamp

effect pedal project by Marshall

Here's the 3005 Preamp effect pedal project from Marshall.

This project has been described using terms like marshall, pre-amp, and stripboard and is reportedly verified, meaning many hobbyists have already completed this project and verify that the instructions are without issue.

Beyond the specs and details found on this page, you'll want to check out these stripboard resources too.

Project Resources

Parts List

  • C1
    220n
  • C2
    100n
  • C3
    22n
  • C4
    10n
  • C5
    2n
  • C6
    100p
  • C7
    2u2
  • P1
    22k Gain
  • P2
    22k Treble
  • P3
    22k Bass
  • P4
    4k7 Mids
  • P5
    1M Volume
  • Q1
    LM1458
  • R1
    60k
  • R2
    330k
  • R3
    33k
  • R4
    10k
  • R5
    4k7
  • R6
    56k
  • R7
    10k
  • R8
    10k
  • R9
    220k
  • R10
    220R
  • U1
    16V
  • U2
    -16V