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BackThe left sub-panel right_rib_x = width_mm - thickness*2; // How much horizontal space needed for left-hand and right-hand sub-panels left_panel_width = 16.5+16.5+10.5; //two knob, one jack, plus space between two resistors Properly assign potentiometer pads and thermal vias; see figure 8.2 of https://www.silabs.com/documents/public/data-sheets/efm8bb1-datasheet.pdf TDFN, 6 Pin (https://www.onsemi.com/pdf/datasheet/ncp349-d.pdf#page=12), generated with kicad-footprint-generator Mounting Hardware, inside through hole 3.2mm, height 5.1, Wuerth electronics 9774030633 (https://katalog.we-online.com/em/datasheet/9774030633.pdf), generated with kicad-footprint-generator JST XA series connector, 502443-1570 (http://www.molex.com/pdm_docs/sd/5024430270_sd.pdf), generated with kicad-footprint-generator ipc_gullwing_generator.py 16-Lead Plastic HTSSOP (4.4x5x1.2mm); Thermal pad; (http://www.ti.com/lit/ds/symlink/drv8833.pdf HTSSOP, 16 Pin (Allegro A4954 https://www.allegromicro.com/-/media/Files/Datasheets/A4954-Datasheet.ashx), generated with kicad-footprint-generator ipc_gullwing_generator.py TSSOP, 36 Pin (http://www.ti.com/lit/ds/slvsba5d/slvsba5d.pdf#page=35), generated with kicad-footprint-generator JST VH series connector, S10B-ZESK-2D (http://www.jst-mfg.com/product/pdf/eng/eZE.pdf), generated with kicad-footprint-generator Soldered wire connection, for a full bridge rectifier; could use fewer caps that way 7022ad9ddb couple more GND-stitch vias From 77735c00cc3285131373f5cfc61b82eab5963d12 Mon Sep 17 00:00:00 2001 Subject: [PATCH] Add a front-panel PCB Subject: [PATCH 08/13] More notes Binary files /dev/null and b/Schematics/MK_Schematic.png differ Binary files /dev/null and b/QuentinEF.ttf differ everything done as a sequence of 8 voltages controllable by individual knobs. MK's 5-step sequencer.
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