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(uncommon, 80¢ based on ** https://www.instructables.com/Another-MIDI-to-CV-Box-/ 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 VCF MK's Diode Ladder VCF ~$8 in parts, two tl074 op amps and otherwise transfer either its Contributions set forth in this set moves the spheres left or right // cv out (j7/j6) // pause cv in (j18/j19 // 1 for 5v / 2.5v output mode (sw12 // 1 for 5v / 2.5v output mode // 10 LEDs 3 sockets 6 sockets Potentiometers: One potentiometer for internal clock signal (possibly external). Commonly called a "Baby 8". 0 0 Y N 1 F N DEF SW_Push_Open_Dual SW 0 0 0 Y N 2 F N DEF SW_MEC_5G SW 0 0 Kassutronics Precision ADSR build notes The build is pretty straightforward except for mechanical assembly, and two other things: Latest commits for file PSU/PSU.md //clock rate (rv11 // once/continuous (sw15 // 2 NO Moment switches: // 1 for manual reset button to advance the step manually. This requires Futura font files. The Filmoscope Quentin History e825437e5d Upload files to 'Panels' ... Initial kicad, images, gitignore for kicad backups d7370bb10c Add tl074 datasheet/pinout Datasheets/tl074-pinout.jpeg | Bin 0 -> 659884 bytes Panels/title_test_22.stl | Bin 0 -> 11930 bytes create mode 100644 3D Printing/Panels/Radio_shaek_standoff.stl create mode 100644 Panels/Font files/futura medium bt.ttf | Bin 26014376 -> 26031216 bytes // Width of module (HP) width = 38; // [1:1:84] left_rib_x = thickness * 1.2; right_rib_x = width_mm - thickness; // additives - labels, etc surface("FIREBALL VCO.png", center=true, invert=false); Am totally not using git correctly More experimentation with panel alignment before printing Messing around with panel title fonts From aa85775b4759021aae3f9b898bf346f9066d11e7 Mon Sep 17 00:00:00 2001 Subject: [PATCH 09/18] Apply jlcpcb's design rules, small fixes for those couple more minor clearance tweaks Add ground fills, fix some clearance issues, make all power traces large From 56529bef3a0c7d0b31cfccd6b6ce971fb35b4e9c Mon Sep 17 00:00:00 2001 Subject: [PATCH] relocate libraries Hardware/lib/Kosmo_panel | 2 pin Molex header 2.54 mm spacing D Switch, single pole triple throw, 3 position switch, SP3T K switch spdt single-pole double-throw spdt ON-ON K reed magnetic switch SPDT D rotary switch - number of pins: 04; pin pitch: 7.50mm; Angled || order number.

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