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One, using Arduino (nano or uno) + MCP4725 (DAC). ** https://hkadesign.org.uk/monotronkb.html for yet another version Alternative: CV from something else VCF MK's Diode Ladder VCF Kassutronic's KS-20 VCA MK's VCA Probably a straightforward build: one op-amp, four transistors and some example modules a840574ffb AD&D 1e MM, DMG, and PHB. ... Panels/Futura XBlk BT.ttf create mode 100644 Docs/precadsr_layout_back.pdf (grid_origin 97.28 88.9 Mon 10 May 2021 12:33:34 AM EDT Sat 28 Aug 2021 07:18:14 PM EDT Hardware/PCB/precadsr/Kosmo_panel.pretty/fastestenv_Jack_Hole.kicad_mod Normal file Unescape Schematics/SynthMages.pretty/SOCKET_2_PIN_Header.kicad_mod Normal file Unescape ; DRILL file {KiCad 5.1.10-88a1d61d58~90~ubuntu20.04.1} date Sat Aug 7 13:40:31 2021 ; DRILL file {KiCad 5.1.10-88a1d61d58~90~ubuntu20.04.1} date Thu Aug 12 11:11:04 2021 ; FORMAT={-:-/ absolute / inch / decimal} Hardware/Panel/precadsr-panel-Gerbers/precadsr-panel.gbrjob Normal file Unescape Hardware/PCB/precadsr/ao_tht.pretty/R_Axial_DIN0207_L6.3mm_D2.5mm_P10.16mm_Horizontal.kicad_mod Normal file Unescape Panels/10_step_seq_40hp_v1.scad Normal file Unescape Hardware/Panel/precadsr-panel-Gerbers/precadsr-panel-CuBottom.gbl Normal file View File Panels/FireballSpellVertVerySmall.png Normal file View File Hardware/PCB/precadsr/precadsr.xml Normal file Unescape Hardware/Panel/precadsr-panel-Gerbers/precadsr-panel-CuTop.gtl Normal file View File Panels/Font files/futura medium bt.ttf and /dev/null differ How to use GitHub repository * [https://github.com/holmesrichards/precadsr](https://github.com/holmesrichards/precadsr ## Submodules This repo uses submodules aoKicad and Kosmo\_panel. To clone: submodules avoid non-circular holes in footprints whenever possible; some fabs charge more for ovals 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 Git repository From 40ce306867b3d353457e134a232ee65f5767bece Mon Sep 17 00:00:00 2001 Subject: [PATCH] Add polygon calculation for wing plates 3e868f13c4 Go to file Latest commits for file Images/PXL_20210831_004139245.jpg 054c37512a Delete '3D Printing/Panels/BLADE BARRIER.png' Latest commits for file Examples/precadsr.pdf Binary files /dev/null and b/Panels/FIREBALL VCO.png differ false XS3 FM CV From c852e5d6ad8630143a633f6c4ffcb4d705a43337 Mon Sep 17 00:00:00 2001 Subject: [PATCH] Delete 'Panels/futura medium condensed bt.ttf' ## Current draw From b886abe4036c263df71a7c0b70fd44b77a53e633 Mon Sep 17 00:00:00 2001 Subject: [PATCH 09/18] Apply jlcpcb's design rules, small fixes for those 972e45fb78 Go to file 46614f2341 Add 55k-ish resistor to coarse knob to fix tuning range updates the potentiometer pads and trace routing.

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