FW: Volume drop on chorus.

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Author: Darrall Dougherty
To: ada-mp1
Subject: FW: Volume drop on chorus.
Very cool idea! So OD2 hasn't been replaced at all?
Looking forward to seeing the completed pics.
> To: darralld@hotmail.com
> Subject: RE: Volume drop on chorus.
> Date: Sat, 19 Jan 2013 18:51:47 -0800
> From: kaz@kylheku.com
> CC: ada-mp1@kylheku.com
> On Fri, 18 Jan 2013 13:52:30 -0600, Darrall Dougherty
> <darralld@hotmail.com> wrote:
> > Can you post pictures and info on what you did with your trimpots?
> Hi Darall, sure thing!
> By the way, would you mind sending postings to <ada-mp1@kylheku.com>
> rather than to me personally? Thanks.
> I have a couple of old pictures of some initial work on my OD1
> trimpot mod. (Attached.)
> The only difference is that I tightly braided the three wires,
> and mounted the pot so that it protrudes from the left side
> of the unit. In a rack, you can reach the pot from the back,
> or if you have space around the unit by reaching in from
> the front.
> You can see in the pic how I removed OD1 and replaced it
> with hookup wires going to an external pot. Also, a copper
> jumper replaces a resistor. IIRC, I did that so that the
> gain can be turned down lower.
> The original pot is 20K, if I recall. I think a 100K replacement
> is more than enough for better gain, but I have
> a 500K pot.
> I don't play with this pot much. It calibrates the unit
> if you change guitars or play with your pickup height.
> You can get the same amount of gain whether you have
> an axe with "vintage" passive pickups,
> high output passives, or actives. No editing of presets:
> just turn a knob!
> Next time I have the unit open, I will post up-to-date
> pictures of this.