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Intermediate EFFECT TYPE DOCUMENT VERSION Tube-like overdrive 1.0.0 (2020-06-05) PROJECT SUMMARY The overdrive channel of the Intersound IVP Preamp, adapted for pedal use. Actual size is 2.3” x 1.86” (main board) and 1.78” x 0.86” (bypass board). ISOTOPE AMP OVERDRIVE...
The Isotope Amp Overdrive is a greatly reduced version of the IVP, extracting just the Tube Voice channel which makes up approximately 25% of the whole preamp circuit, which also includes a clean channel and 4-band parametric equalizer.
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DC jack, 2.1mm panel mount Mouser 163-4302-E or equivalent. BATT Battery snap 9V battery snap Optional. Use the soft plastic type—the hard-shell type will not fit. 3PDT Stomp switch, 3PDT 125B Enclosure, die-cast aluminum Can also use a Hammond 1590N1. ISOTOPE AMP OVERDRIVE...
GND +V +V JACK GND JACK GND GND PCB 125B Shown with optional 9V battery. If battery is omitted, both jacks can be mono rather than one being stereo. Leave the far-right lug of the DC jack unconnected. ISOTOPE AMP OVERDRIVE...
(In other words: you don’t have to go out of your way to advertise the fact that you use these PCBs, but please don’t go out of your way to hide it. The guitar effects industry needs more transparency, not less!) DOCUMENT REVISIONS 1.0.0 (2020-06-05) Initial release. ISOTOPE AMP OVERDRIVE...
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