synth_tools

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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 the circumference surface. // Number of faces around the outer circumference of the knob. TaperPercentage = 20; // Diameter of base of round part of knob (in mm). If dome cap is selected, it is up to the fab MK_SEQ/Schematics/Unseen Servant/Unseen Servant.kicad_pcb | 3143 .../Unseen Servant/Unseen Servant.kicad_prl | 2 Hardware/lib/Kosmo_panel | 1 | AudioJack2_SwitchT | Audio Jack, 2 Poles (Mono / TS *(optional) SIP socket, 2.54 mm, 1x7 Pin socket, 2.54 mm, 1x10 Pin socket, 2.54 mm, 1x4 | | C3 | 1 | 2_pin_Molex_header | 2 | 10k | Resistor | | | D1, D2 | 2 Fireball/Fireball.kicad_pro | 19 .../ao_tht.pretty/TO-92_Inline_Wide.kicad_mod | 36 ...gson_DG301_1x03_P5.00mm_Vertical.kicad_mod | 63 ...Block_dinkle_pluggable_2_P5.00mm.kicad_mod | 38 .../SOT-23_Handsoldering.kicad_mod | 38 .../ao_tht.pretty/Wall_wart_A-4118.kicad_mod | 28 .../ao_tht.pretty/analogoutput.kicad_mod | 213 .../ao_tht.pretty/analogoutput_12mm.kicad_mod | 210 Hardware/PCB/precadsr/fp-lib-table | 1 | AudioJack2_SwitchT | Audio Jack, 2 Poles (Mono / TS *(optional) SIP socket, 2.54 mm, 1x2 (see [build notes](build.md | | | | | | | | | C2 | 1 | SW_SPDT | Switch, triple pole double throw, separate symbols Quad Low-Noise JFET-Input Operational Amplifiers, DIP-8/SOIC-8/TO-99-8 | | | D1, D2, D3, D4, D5, D8, D9, D10 | 8 "use_height_for_length_calcs": true From cb3a50e19a42a9ab425057cfa1f9427c1c21d019 Mon Sep 17 00:00:00 2001 Subject: [PATCH] edits README.md file again 8976a63dc0 edits README.md file - Before producing, confirm footprint dimensions for capacitors, diodes (inc. LEDs), and barrel power jack - Confirm barrel power jack Confirm barrel power jack 2mm 2.5mm KLDX-0202-BC KLDX-0202-AC 1.10mm Pitch microSD Memory Card Connector, Reverse Type, Outer Tail, Without Ejector (https://global.kyocera.com/prdct/electro/product/pdf/5638.pdf SD Card Connector, Reverse Type, Outer Tail, Spring Eject Type (https://global.kyocera.com/prdct/electro/product/pdf/5638.pdf SD Card Connector, Reverse Type, Outer Tail, Spring Eject Type (https://global.kyocera.com/prdct/electro/product/pdf/5638.pdf SD card connector, top mount, SMT (http://www.te.com/commerce/DocumentDelivery/DDEController?Action=showdoc&DocId=Customer+Drawing%7F2041021%7FB%7Fpdf%7FEnglish%7FENG_CD_2041021_B_C_2041021_B.pdf%7F2041021-4 Micro SD, SMD, top-mount, push-push (https://www.hirose.com/product/document?clcode=CL0609-0004-8-82&productname=DM1AA-SF-PEJ(82)&series=DM1&documenttype=2DDrawing&lang=en&documentid=0000915301 Hirose FH41, FFC/FPC connector, FH12-32S-0.5SH, 32 Pins per row (http://suddendocs.samtec.com/prints/hle-1xx-02-xxx-dv-xx-xx-xx-mkt.pdf, http://suddendocs.samtec.com/prints/hle-dv-footprint.pdf), generated with kicad-footprint-generator 4UCON 10156 Card edge socket with 80 contacts (40 each side), through-hole, http://www.4uconnector.com/online/object/4udrawing/10156.pdf 4UCON 10156 Card edge socket with amplifier to handle weaker (<6v) signals Clock out socket, with option to send to 16-pin cable when nothing is plugged into CLOCK. Could replace step IDs with a rock/reggae rhythm.

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