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The starting angle // so put it between rows 5 and 6); middle of slider panel (between steps 5 and 6); middle of panel after deducting left/right sub-panels // top left [left_edge, 0], // drop to axis [left_edge, -extra_depth], // top right [left_edge + height * rotate_vector_cos, rotate_vector_sin * height], // top horizontal rib // middle horizontal rib // middle horizontal rib h_wall(h=4, l=right_rib_x); // bottom horizontal rib h_wall(h=1.6, l=right_rib_x); // one more to mount the circuit board to, dead center // one more to mount a circuit outside the full dev board (in some cases) Arduino + DAC https://www.youtube.com/watch?v=t3kUPjdiq0o for explainer https://drive.google.com/drive/folders/156nn9rClRLJplS4M46s56-Pibi86Z-Kp for schematics and .ino file uses an LM13700 OTA (operational transconductance amplifier) (~$1.50, uncommon, and DIP marked obsolete) and NE5532 (uncommon, 80¢ based on this and/or Hagiwo's quantizer, if going digital ** https://note.com/solder_state/n/nde97a0516f03 and https://www.youtube.com/watch?v=op_DhPr2goc ** arduino nano clone (atmega 328p), 12-bit dac (mcp4726) and small amounts of supporting hardware Microcontroller and smoothed PWM https://kassu2000.blogspot.com/2019/10/quantizer.html using a gate. Main synth_tools/Schematics/SynthMages.pretty/6.3mm_NPTH_MAXJLCPCB.kicad_mod 24 lines Binary files /dev/null and b/Docs/precadsr_layout_front.pdf differ Tayda 6096366E - 2 x 6mm drills 3 pin connector, https://www.te.com/commerce/DocumentDelivery/DDEController?Action=showdoc&DocId=Customer+Drawing%7F215079%7FY1%7Fpdf%7FEnglish%7FENG_CD_215079_Y1.pdf%7F215079-4 connector TE-Connectivity Micro-MaTch female-on-board top-entry thru-hole 4 pin straight chassis connector Dual front isolated BNC plug (https://www.winconn.com/wp-content/uploads/364A2595.pdf Dual BNC Horizontal Isolated Subminiature Coaxial Switch 1.35mm High, DC to 11GHz Molex MMCX Horizontal Coaxial https://www.molex.com/pdm_docs/sd/734150961_sd.pdf Molex MMCX Horizontal Coaxial https://www.molex.com/pdm_docs/sd/734150961_sd.pdf Molex MMCX Horizontal Coaxial Molex MMCX Horizontal Coaxial https://www.molex.com/pdm_docs/sd/734150961_sd.pdf Molex MMCX Coaxial Connector 50 ohms Female Jack Vertical SMA THT Female Jack Vertical SMA THT Female Jack Vertical Bulkhead Molex SMA RF Connectors, Edge Mount, (http://www.molex.com/pdm_docs/sd/732511150_sd.pdf Molex SMA RF Connectors, Edge Mount, (http://www.molex.com/pdm_docs/sd/732511150_sd.pdf Molex SMA RF Connectors, Edge Mount, (http://www.molex.com/pdm_docs/sd/732511150_sd.pdf Molex SMA RF Connector, Edge Mount, (http://www.molex.com/pdm_docs/sd/732511150_sd.pdf Molex SMA RF Connectors, Edge Mount, (http://www.molex.com/pdm_docs/sd/732512120_sd.pdf Connector SMA, 0Hz to 20GHz, 50Ohm, Edge Mount (http://suddendocs.samtec.com/prints/sma-j-p-x-st-em1-mkt.pdf SMA Straight Samtec Edge Mount SMB pcb mounting jack Hirose U.FL Coaxial https://www.hirose.com/product/en/products/U.FL/U.FL-R-SMT-1%2810%29/ Molex Microcoaxial RF Connectors (MCRF), mates Hirose U.FL, (http://www.molex.com/pdm_docs/sd/734120110_sd.pdf mcrf hirose ufl u.fl microcoaxial DIN41612 connector, type F, Vertical, 3 rows 16 pins wide, https://www.erni-x-press.com/de/downloads/kataloge/englische_kataloge/erni-din41612-iec60603-2-e.pdf DIN41612 connector, type E, Horizontal, 5 rows 32 pins wide, https://www.erni-x-press.com/de/downloads/kataloge/englische_kataloge/erni-din41612-iec60603-2-e.pdf DIN 41612 IEC 60603 C/2 DIN41612 connector, type R, Horizontal, 3 rows 10 pins wide, https://www.erni-x-press.com/de/downloads/kataloge/englische_kataloge/erni-din41612-iec60603-2-e.pdf DIN 41612 IEC 60603 E DIN41612 connector, type Q/2, Vertical, 2 rows 16 pins wide, https://www.erni-x-press.com/de/downloads/kataloge/englische_kataloge/erni-din41612-iec60603-2-e.pdf DIN 41612 IEC 60603 F DIN41612.

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