I noticed something odd about Dave's assembly photo of the 485. If the jacks are labelled like they are in the catalog photo: Left side top to bottom: IN1, IN2, RES; right side top to bottom: 1V/OCT, FM, OUT, then the jacks are not wired correctly. The photo show IN2 as wired to the top, right jack, and a twisted pair to the middle left jack. Accidentally reversed? -Richard Brewster djbrow54 wrote: >Nice mods. Certainly opens up the range of the Q Peak trimmer so >you can adjust how 'gritty' you want the HP filter. I'm running >mine at about 30%. > >My module seemed to be sensitive to long power leads and being >outside of the cabinet without the bracket. Seems a bit more >behaved in the cabinet with the normal power cable so I'm thinking >of opening up the Q Peak trimmer a bit more. > >Photo of the finished module at >http://modularsynthesis.com/modules/motm/MOTM-485.jpg > >Dave > >--- In motm@yahoogroups.com, "Paul Schreiber" <synth1@a...> wrote: > > >>3) So, the following mods WILL increase the resonance (especially >>in LP mode) >> >>R23 was 2K2, change to 1K2 >> >>4) the following mod will allow a +5V signal into RES IN to >>generate much more resonance >> >>R15 was 120K, change to 47K >> >> > > >
Message
Re: [motm] Re: No penguins = MOTM-485 mods
2005-08-07 by Richard Brewster
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