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C7, C12, C13 | 1 | TL074 | Quad Low-Noise JFET-Input Operational Amplifiers, DIP-14/SOIC-14"/> 4c5e03f875a81278be4b8089dd10dd98b0c86e5d Add scad for v3.2 From 5aaea69ed6fde3a14d8431b95cdb61f2e99d3f78 Mon Sep 17 00:00:00 2001 Subject: [PATCH 05/18] Added input resistor for sync; placed everything on PCB sandwich, making some final-ish decisions about connecting to front panel design and includes 2.5mm centerward shift for input and output jacks bottom_row = v_margin + 12; //knob_radius top_row = height - v_margin; working_increment = working_height / 7; // rows up from a base. UI: 11 potentiometers 11 SPDT switches Subject: [PATCH 09/13] Notes from debugging More notes C10, C14 too small for a 5mm led, with a capacitor / resistor pair, see Fireball's hard sync to schematic, laid out PCB with exploratory 8hp layout 2x Sockets, all three pins need wires: glide in (sleeve and normal both GND) 6x Sockets, 2pin: - all step switches (all go to same bus) - run/stop 2x Pushbutton switches, all 2pin: - step - reset Pots, 3-pin: - Glide attenuator (B10k) (join two left pins from below Clock POT is too small for a single 2.5 mm² wires, basic insulation, conductor diameter 0.4mm, outer diameter 2mm, outer diameter 3.9mm, size source Multi-Contact FLEXI-E 1.0 (https://ec.staubli.com/AcroFiles/Catalogues/TM_Cab-Main-11014119_(en)_hi.pdf), bend radius 3 times outer diameter, generated with kicad-footprint-generator Molex CLIK-Mate series connector, 502494-1370 (http://www.molex.com/pdm_docs/sd/5024940270_sd.pdf), generated with kicad-footprint-generator Wuerth WR-WTB series connector, 53261-0271 (http://www.molex.com/pdm_docs/sd/532610271_sd.pdf), generated with kicad-footprint-generator ipc_noLead_generator.py 16-Lead Ultra Thin Plastic Quad Flat Pack, 3x3mm Body, 0.5mm Pitch, https://www.st.com/resource/en/datasheet/stm32wb55vc.pdf Texas Instruments DSBGA BGA YZR0009 Texas Instruments, DSBGA, 0.9x1.4mm, 6 bump.

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