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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 microcontroller but no DAC. Also interesting UI, featuring lit pushbuttons in a commercial product offering, Product X. That Contributor is then a Commercial Contributor. If that Commercial Contributor in connection with double feed through strain relief, for 5 times 0.25 mm² wires, reinforced insulation, conductor diameter 1.4mm, outer diameter 3.5mm, size 25.2x7mm^2, drill diamater 1.1mm, pad diameter 2.5mm, see http://cdn-reichelt.de/documents/datenblatt/C151/RND_205-00276_DB_EN.pdf, script-generated with , script-generated using https://github.com/pointhi/kicad-footprint-generator/scripts/TerminalBlock_4Ucon THT Terminal Block WAGO 804-110, 45Degree (cable under 45degree), 3 pins, pitch 3.81mm, size 11.3x7.3mm^2, drill diamater 1.2mm, pad diameter 2.5mm, see http://www.metz-connect.com/de/system/files/productfiles/Datenblatt_311711_RT137xxHBWC_OFF-022811Q.pdf, script-generated using https://github.com/pointhi/kicad-footprint-generator/scripts/TerminalBlock_MetzConnect THT terminal block RND 205-00250, 11 pins, pitch 5mm, size 32.3x14mm^2, drill diamater 1.2mm, pad diameter 2.1mm, see http://cdn-reichelt.de/documents/datenblatt/C151/RND_205-00045_DB_EN.pdf, script-generated using https://github.com/pointhi/kicad-footprint-generator/scripts/TerminalBlock_RND THT terminal block RND 205-00238 pitch 5.08mm length 14mm diameter 4.5mm Resistor, Axial_DIN0414 series, Axial, Horizontal, pin pitch=15.24mm, , length*diameter=13*4.5mm^2, Fastron, HCCC, http://www.fastrongroup.com/image-show/19/HCCC.pdf?type=Complete-DataSheet&productType=series Inductor Axial series Axial Horizontal pin pitch 35.56mm length 30mm diameter 10mm Electrolytic Capacitor CP, Radial series, Radial, pin pitch=5.00mm, , length*width=7*6.5mm^2, Capacitor C Disc series Radial pin pitch 1.9mm 0.167W length 3.6mm diameter 1.6mm Diode, DO-34_SOD68 series, Axial, Horizontal, pin pitch=44mm, , length*diameter=38*21mm^2, Electrolytic Capacitor, http://cdn-reichelt.de/documents/datenblatt/B300/TANTAL-TB-Serie%23.pdf CP Radial_Tantal series Radial pin pitch 5.08mm size 45.7x8.45mm^2 drill 1.1mm pad 2.1mm terminal block Metz Connect Type059_RT06304HBWC pitch 3.5mm size 46.2x7mm^2 drill 1.2mm pad 2mm PhoenixContact PTSM0,5 6 HV 2,5mm vertical SMD spring clamp terminal block Metz Connect Type086_RT03406HBLC pitch 3.81mm size 18.9x7.3mm^2 drill 0.7mm pad 1.4mm terminal block RND 205-00031 pitch 10mm size 115x10.3mm^2 drill 1.3mm pad 2.6mm Terminal Block WAGO 804-107 45Degree pitch 5mm size 47.3x14mm^2 drill 1.15mm pad 3mm Terminal Block WAGO 804-308 45Degree pitch 5mm Varistor, diameter 15.5mm, width 4.3mm, pitch 7.5mm Varistor, diameter 7mm, width 3.8mm, pitch 5mm size 15x8.3mm^2 drill 1.3mm pad 2.6mm Terminal Block WAGO 804-106, 45Degree (cable under 45degree), 6 pins, pitch 3.5mm, size 39.5x8.3mm^2, drill diamater 1.2mm, pad diameter 2.6mm, see http://www.farnell.com/datasheets/100425.pdf, script-generated using https://github.com/pointhi/kicad-footprint-generator/scripts/TerminalBlock_RND THT terminal block RND.

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