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BackPushbutton panel mounts - 8.6mm, +4mm extra - pushbutton // manual step (featuring debouncing!), sequencer cascading, basic glide (for portamento), attack decay sustain release envelope generator synth module. Layout and panel are Kosmo format. * [Schematic](Docs/precadsr.pdf) * PCB layout: [front](Docs/precadsr_layout_front.pdf), [back](Docs/precadsr_layout_back.pdf) * [BOM](Docs/precadsr_bom.md) * [Build notes](Docs/build.md) How to use 7.5mm holes, not 6mm alpha pots - 9.8mm, +2mm - rotary - 11.5mm, +3.5mm -- biggest by far, maybe 12.6mm? SR2511 series are 11.43? Maybe more? Distance between pcb and front panel, vertical PCB mount, https://www.neutrik.com/en/product/nl4md-v-r speakON Chassis Connectors, 4 pole chassis connector, nickel metal square G-size flange, self tapping screw holes (A-screw), vertical PCB mount, https://www.neutrik.com/en/product/ncj6fi-h-0 Combo I series, 3 pole XLR female receptacle with 6.35mm (1/4in) stereo jack, vertical PCB mount, retention spring instead of latch, https://www.neutrik.com/en/product/nc3fahr1-0 A Series, 3 pole male XLR receptacle, grounding: separate ground contact to mating connector shell to pin1 and front panel, steel retention lug, lateral left PCB mount, https://www.neutrik.com/en/product/nc3fav B Series, 3 pole XLR female receptacle with 6.35mm (1/4in) stereo jack B-gauge type (T/TN/R/RN/S/SN), https://www.neutrik.com/en/product/nj6tb-v M Series, 6.35mm (1/4in) mono jack without switching contact, horizontal PCB mount, black chrome shell, https://www.neutrik.com/en/product/nc3fbv1-b B Series, 3 pole male XLR receptacle, grounding: mating connector shell and front panel, vertical PCB mount, http://cherryamericas.com/wp-content/uploads/2014/12/mx_cat.pdf Cherry MX keyswitch, 1.75u, plate mount, http://cherryamericas.com/wp-content/uploads/2014/12/mx_cat.pdf Cherry MX keyswitch, 6.25u, PCB mount, https://www.neutrik.com/en/product/nc5mah A Series, 4 pole chassis connector, black D-size flange, countersunk thru holes, vertical PCB mount, retention spring, https://www.neutrik.com/en/product/ncj5fi-h Combo I series, 3 pole female XLR receptacle, grounding: separate ground contact to mating connector shell to pin1 and front panel, vertical PCB mount, asymmetric.
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