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4 .../PCB/precadsr_Gerbers/precadsr-PTH.drl | 4 | 100 nF | Unpolarized capacitor | | | | | C13 | 3 | 1k | Resistor | | | | Q1, Q2, Q3 | 3 | A1M | Potentiometer | | J12 | 1 | TL074 | Quad operational amplifier, DIP-14 A-1135 2 8 pin DIP socket A-004 4 Knobs Screws, nuts, and spacers (see [build notes](build.md | | | R14 | 1 | TL074 | Quad Low-Noise JFET-Input Operational Amplifiers, DIP-14/SOIC-14 | | R31 | 1 | TL074 | Quad Low-Noise JFET-Input Operational Amplifiers, DIP-8/SOIC-8/TO-99-8 | | | Tayda | A-159 | | C1, C11 | 3 | AudioJack2 | Audio Jack, 2 Poles (Mono / TS), Switched T Pole (Normalling Audio Jack, 2 Poles (Mono / TS), Switched T Pole (Normalling) | | | Tayda | A-2939 | | R3, R21, R27, R28 | 3 | 2N3904 | 0.2A Ic, 40V Vce, Small Signal NPN Transistor, TO-92 | | D1, D2, D3, D4, D5, D6, D7, D8, D9, D10 | 8 | 1N4148 | 100V 0.15A standard switching diode, DO-35 Quad operational amplifier, DIP-14 | | Tayda | A-159 | | R16, R17, R19, R20 **Potentiometer, 9 mm vertical board mount. \*\* Use only four (4) potentiometers, either 9 mm vertical board mount. \*\* Use only four (4) potentiometers, either 9 mm vertical board mount module ACDC-Converter, 3W, Meanwell, IRM-03, SMD, http://www.meanwell.com/webapp/product/search.aspx?prod=IRM-03 ACDC-Converter, 3W, Meanwell, IRM-02, THT, https://www.meanwell.co.uk/media/productPDF/IRM-02-spec.pdf ACDC-Converter, 3W, CUI PBO-3, THT https://www.cui.com/product/resource/pbo-3.pdf Converter AC-DC THT Vertical ACDC-Converter, 3W, CUI PBO-3, THT https://www.cui.com/product/resource/pbo-3.pdf Converter AC-DC THT Vertical ACDC-Converter, 3W, Meanwell, IRM-03, THT, https://www.meanwell.com/Upload/PDF/IRM-03/IRM-03-SPEC.PDF ACDC-Converter 5W THT HiLink board mount | | | | R31 | 5 If we expect or plan on developing modules which use the 4 pins for trigger, gate, and CV routing updates to rev 2 beta by adding +5V, and both trigger/gate and.

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