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BackOr uno) + MCP4725 (DAC). ** https://hkadesign.org.uk/monotronkb.html for yet another fairly simple one, using Arduino (nano or uno) + MCP4725 (DAC). ** https://hkadesign.org.uk/monotronkb.html for yet another version Alternative: CV from something else use a modified version of bornier5 simple 6pin terminal block, pitch 5.0mm, 45 degree angled, see http://www.mouser.com/ds/2/16/PCBMETRC-24178.pdf From caaf12f2da0fe056d0b625b9c1a860efbae9f4d1 Mon Sep 17 00:00:00 2001 Subject: [PATCH 07/18] Add ground fills, fix some clearance issues, make all power traces large 8576ad9482 Added input resistor for sync; placed everything on PCB sandwich, making some final-ish decisions about connecting to front panel than usual. Putting everything together is a ceramic 104 power cap like C5, C6, C8 | 4 | 100 nF | Unpolarized capacitor | | | | | | C9 | 4 .../PCB/precadsr_aux_Gerbers/precadsr-PTH.drl | 22 .../precadsr_aux_Gerbers/precadsr-job.gbrjob | 2 Smaller cap (476nF?) for C1 Ceramic 104s for C10, C14, might be fine, might introduce intermittents From c96644890cf0985bb0d02bb542ef75a0a00d53f2 Mon Sep 17 00:00:00 2001 From 54f1a61ba5f9983533e06b3eb1217b0ac5f22e05 Mon Sep 17 00:00:00 2001 Subject: [PATCH 02/13] More notes Schematics/schematic_bugs_v1.txt | 2 pin Molex connector 2.54 mm spacing"/>