synth_tools

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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 the lower 5 mm x 20 mm, Slotted Cap/Fingergrip, vertical, IEC 60335-1; 250VAC/10A VDE; 500V/16A UL/CSA (https://us.schurter.com/bundles/snceschurter/epim/_ProdPool_/newDS/en/typ_FPG4.pdf Shock-Safe closed Fuseholder, Schurter FUP Series, 6.3 x 32 mm, Slotted Cap, horizontal, 500 VAC 4W/16A (VDE), 600V 30A (UL/CSA), order numbers: 0031.2510 (0031.2500 + 0031.2323), http://www.schurter.ch/bundles/snceschurter/epim/_ProdPool_/newDS/en/typ_FUP.pdf Fuseholder 6.3x32mm horizontal closed Maxi APX ATX Automotive Blade Fuse Clip Holder https://www.keyelco.com/userAssets/file/M65p40.pdf Maxi APX ATX Automotive Blade Fuse Clip Holder Littelfuse NANO2 holder, https://www.littelfuse.com/~/media/electronics/datasheets/fuses/littelfuse_fuse_154_154t_154l_154tl_datasheet.pdf.pdf Littelfuse NANO2 holder, https://www.littelfuse.com/~/media/electronics/datasheets/fuses/littelfuse_fuse_157_datasheet.pdf.pdf Fuse, Fuseholder, TR5, Littelfuse/Wickmann, No. 460, No560, Fuse TE5 Littelfuse/Wickmann No. 460 No560 Surface Mount Slide Switch, right-angle, https://www.ckswitches.com/media/1424/pcm.pdf Sub-miniature slide switch, EG series, SPDT, right angle, PTS645VL39-2 LFS C&K Button SW PUSH 12mm http://katalog.we-online.de/em/datasheet/430476085716.pdf tact sw push PVA1 DPST momentary / push-push button, h=23mm C&K PVA1 https://www.ckswitches.com/media/1343/pva.pdf momentary / push-push button, h=17.5mm C&K PVA2 https://www.ckswitches.com/media/1343/pva.pdf momentary / push-push button, h=15mm C&K PVA2 https://www.ckswitches.com/media/1343/pva.pdf momentary / push-push button, h=23mm C&K PVA2 https://www.ckswitches.com/media/1343/pva.pdf tact sw push PVA1 DPST momentary / push-push button, h=15mm C&K PVA2 https://www.ckswitches.com/media/1343/pva.pdf tact sw push 6mm smd CK components KSC7 tactile switch http://www.ckswitches.com/media/1479/kmr2.pdf CK components KSC7 tactile switch SPST angled PTS645VL31-2 LFS C&K Button SW PUSH 12mm https://www.e-switch.com/system/asset/product_line/data_sheet/143/TL1100.pdf tact sw push 12mm SW PUSH 12mm http://katalog.we-online.de/em/datasheet/430476085716.pdf tact sw push 6mm smd CK components KMR2 tactile switch http://www.ckswitches.com/media/1479/kmr2.pdf CK components KMR2 tactile switch SPST angled PTS645VL83-2 LFS C&K Button tactile switch SPST right angle, PTS645VL58-2 LFS C&K Button SW.

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