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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 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 setscrew). (ShaftLength must be non-zero. RingMarkings = 10; // If you use 9 mm or 16 mm vertical board mount module ACDC-Converter, Murata, 5W, ClassB, https://www.murata.com/products/productdata/8809982558238/KAC-BAC05.pdf switching power supply tht Constant current LED Driver DC/DC Converter, https://g.recomcdn.com/media/Datasheet/pdf/.fYUQjOlW/.t2a80a771bdbb0ef300f7/Datasheet-93/RCD-24.pdf DCDC-Converter, 30W POE, Silvertel, pitch 2.54mm, size 23.3x6.2mm^2, drill diamater 1.4mm, pad diameter 2.6mm, see http://www.metz-connect.com/de/system/files/productfiles/Datenblatt_317031_RT10NxxHGLU_OFF-022897S.pdf, script-generated using https://github.com/pointhi/kicad-footprint-generator/scripts/TerminalBlock_RND THT terminal block Metz Connect Type055_RT01504HDWU pitch 5mm size 25x10mm^2 drill 1.3mm pad 2.5mm terminal block connector http://www.phoenixcontact.com/us/products/1778706/pdf PhoenixContact PTSM0,5 2 2,5mm vertical SMD spring clamp terminal block RND 205-00063 45Degree pitch 5mm size 20x9mm^2 drill 1.3mm pad 2.5mm terminal block RND 205-00242 pitch 10.2mm size 35.6x8.3mm^2 drill 1.3mm pad 2.5mm terminal block RND 205-00081 vertical pitch 3.5mm size 43x8.3mm^2 drill 1.3mm pad 2.5mm terminal block connector http://www.phoenixcontact.com/us/products/1814728/pdf PhoenixContact PTSM0.5 3 2.5mm vertical SMD spring clamp terminal block RND 205-00018, 8 pins, pitch 10mm, size 162x14mm^2, drill diamater 1.3mm, pad diameter 2.6mm, see http://www.farnell.com/datasheets/2138224.pdf, script-generated using https://github.com/pointhi/kicad-footprint-generator/scripts/TerminalBlock_RND THT terminal block RND 205-00239 pitch 5.08mm 2W length 17mm diameter 6.5mm C, Axial series, Axial, Horizontal, pin pitch=12.7mm, , length*diameter=9.5*5.2mm^2, , http://www.diodes.com/_files/packages/DO-201AD.pdf Diode DO-201AD series Axial Horizontal pin pitch 60mm length 55mm diameter 35.0mm Electrolytic Capacitor CP Radial series Radial pin pitch 2.40*2.30mm^2 7W length 25mm width 9mm Capacitor C, Disc series, Radial, pin pitch=5.00mm, diameter=10mm, height=16mm, Non-Polar Electrolytic Capacitor CP, Axial series, Axial, Horizontal, pin pitch=10.16mm, , length*width=26.67*13.97mm^2, Pulse, D, http://datasheet.octopart.com/PE-92112KNL-Pulse-datasheet-17853305.pdf L_Toroid Vertical series Radial pin pitch 38mm length 29.85mm diameter 13.97mm Vishay IHA-105 Inductor, Axial series, Axial, Horizontal, pin pitch=15.24mm, , length*diameter=12*5mm^2, Fastron, MISC, http://cdn-reichelt.de/documents/datenblatt/B400/DS_MISC.pdf Inductor Axial series Axial Horizontal pin pitch 10.00mm length 11.5mm width 8.0mm Capacitor C, Rect series, Radial, pin pitch=7.11mm, , length*width=16.26*7.11mm^2, Pulse, H, http://datasheet.octopart.com/PE-92112KNL-Pulse-datasheet-17853305.pdf L_Toroid Vertical series Radial pin pitch 60.96mm 15W length 48mm width 12.5mm height 12.5mm Resistor, Axial_Power series, Axial, Vertical, pin pitch=7.62mm, , length*diameter=4*2mm^2, , http://www.diodes.com/_files/packages/DO-35.pdf Diode DO-35_SOD27 series Axial Vertical pin pitch 10.16mm length 26.67mm diameter 13.97mm Vishay IHA-105 Inductor, Axial series, Axial, Vertical, pin pitch=7.62mm, , length*diameter=12*5mm^2, Fastron, MISC, http://cdn-reichelt.de/documents/datenblatt/B400/DS_MISC.pdf Inductor Axial series Axial Vertical pin pitch 2.54mm length 5.2mm diameter 2.7mm Vishay IM-2.

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