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Ideas Initial stab at a 10-step panel layout ideas working_height = height * rotate_vector_cos; points = [ [right_edge, rotate_vector_sin * height], // top horizontal rib // h_wall(h=4, l=right_rib_x); // bottom horizontal rib // h_wall(h=1.6, l=right_rib_x); // middle-bottom h rib // h_wall(h=4, l=right_rib_x); // one more vertical 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 SIP7, http://power.murata.com/data/power/ncl/kdc_nma.pdf Isolated 1W single output DCDC-Converter, CINCON, EC5BExx, 18-36VDC to Dual output DCDC-Converter, CINCON, EC6Cxx, single output, SIP package style, https://power.murata.com/data/power/ncl/kdc_mej1.pdf muRata MEJ1SxxxxSC, 19.5x9.8x12.5mm, 5.2kVDC Isolated, 2W, SIP package style, https://power.murata.com/data/power/ncl/kdc_mgj2.pdf Murata MGJ3, 5.2kVDC Isolated 3W Gate Drive, 15V/5V/5V Configurable, 22.61x23.11x14.19mm, https://power.murata.com/datasheet?/data/power/ncl/kdc_mgj3.pdf Murata NCS1SxxxxSC https://power.murata.com/data/power/ncl/kdc_ncs1.pdf (Script generated with kicad-footprint-generator Mounting Hardware, inside through hole THT Omron Relay SPDT, http://www3.panasonic.biz/ac/e_download/control/relay/power/catalog/mech_eng_jw.pdf?via=ok Relay SPDT Omron Serie G6EK, see http://www.logosfoundation.org/instrum_gwr/pi/Omron_G6E_134P.pdf Relay SPDT IM-relay HJR-4102 Omron Relay SPST Schrack-RP-II/1 RM5mm 8A 250V AC Form C http://image.schrack.com/datenblaetter/h_rp810012-b.pdf Relay SPST Schrack-RT2 RM5mm 16A 250V AC Form C http://image.schrack.com/datenblaetter/h_rp810012-b.pdf Relay SPST Schrack-RT1 RM5mm 8A 250V AC Form C http://www.te.com/commerce/DocumentDelivery/DDEController?Action=srchrtrv&DocNm=RT2_reflow&DocType=DS&DocLang=EN Relay SPST High Capacity Panasonic Relay DPDT, https://omronfs.omron.com/en_US/ecb/products/pdf/en-g2rl.pdf Omron Relay SPDT Omron Serie G5Q, http://omronfs.omron.com/en_US/ecb/products/pdf/en-g5q.pdf Relay SPST-NO Omron Serie G6E Relay SPDT Omron Serie G5Q Relay Omron G6S-2G, see http://omronfs.omron.com/en_US/ecb/products/pdf/en-g6s.pdf Relay Omron G6SK-2G, see http://omronfs.omron.com/en_US/ecb/products/pdf/en-g6s.pdf Relay Omron G5V-1, see http://omronfs.omron.com/en_US/ecb/products/pdf/en-g5v_1.pdf Relay SPDT HJR-4102 Relay SPDT Relay RAYEX L90BS SPST NC Relay RAYEX L90AS SPST NO Relay RAYEX L90B SPST NC Relay RAYEX L90B SPST NC relay Sanyou SRD series Form C http://image.schrack.com/datenblaetter/h_rp810012-b.pdf Relay SPST Schrack-RT1 RM3.5mm 8A 250V AC Relay Finder 32.21-x000 Relay, DPDT, https://omronfs.omron.com/en_US/ecb/products/pdf/en-g2rl.pdf Omron Relay, SPST, https://gfinder.findernet.com/assets/Series/355/S32EN.pdf Finder 32.21-x300 Relay, SPST, High Capacity, https://omronfs.omron.com/en_US/ecb/products/pdf/en-g2rl.pdf Omron Relay SPST Schrack-RP3SL RM5mm 16A 250V AC Relay Relay SPST 10mm 24mm, https://www.panasonic-electric-works.com/pew/es/downloads/ds_dw_hl_en.pdf AXICOM IM-Series Relay J JLeg IM Signal Relay DPDT IM-relay FRT5 Kemet signal relay, DPDT, non-latching, single coil latching, https://content.kemet.com/datasheets/KEM_R7002_EC2_EE2.pdf Kemet EC2 signal relay DPDT double dual coil latching through hole M3, height 12, Wuerth electronics 9774050943 (https://katalog.we-online.de/em/datasheet/9774050943.pdf), generated with kicad-footprint-generator Molex LY 20 series connector, 502585-1570 (http://www.molex.com/pdm_docs/sd/5025850270_sd.pdf), generated with kicad-footprint-generator Molex KK 396 Interconnect System, old/engineering part number: 09-65-2058, 5 Pins per row (https://www.hirose.com/product/document?clcode=CL0537-0834-6-81&productname=DF12E(3.0)-50DP-0.5V(81)&series=DF12&documenttype=2DDrawing⟨=en&documentid=0000992393), generated with kicad-footprint-generator connector JST NV series connector, S38B-PUDSS-1 (http://www.jst-mfg.com/product/pdf/eng/ePUD.pdf), generated with kicad-footprint-generator.

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