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To shift left and right columns toward the center center_adjust = 5; //knob_radius top_row = height - v_margin; working_increment = working_height / (8+tolerance/3); // generally-useful spacing amount for vertical columns of stuff left_panel_width = 12*3 + tolerance*2; // rib + half a jack col_right = width_mm - thickness*2; // pcb_holder(h=10, l=top_row-rail_clearance*2-15-thickness, th=1.15, wall_thickness=1); // lower h-rib reinforcer ## Photos ### Photos ## Documentation: * [Schematic](Docs/precadsr.pdf) * PCB layout: [front](Docs/precadsr_layout_front.pdf), [back](Docs/precadsr_layout_back.pdf) * [BOM](Docs/precadsr_bom.md) * [Build notes](Docs/build.md) How to use GitHub repository * [https://github.com/holmesrichards/precadsr](https://github.com/holmesrichards/precadsr) * [https://gitlab.com/rsholmes/precadsr](https://gitlab.com/rsholmes/precadsr This repo uses submodules aoKicad and Kosmo_panel. To clone: ``` git clone --recurse-submodules git@github.com:holmesrichards/precadsr.git git submodule init git submodule update ``` ``` aoKicad/ao_symbols Kosmo_panel/Kosmo ``` and footprint libraries ``` aoKicad/ao_tht Kosmo_panel/Kosmo_panel. ``` From 5cacbfea2e523d618ea3bcbc0bca9c37eb36f10d Mon Sep 17 00:00:00 2001 From 5a420f07b2d4222c473ea8c0cf33ef6f8c915115 Mon Sep 17 00:00:00 2001 Subject: [PATCH] checkpoint after roughing out middle PCB .../Unseen Servant/Unseen Servant.kicad_pro | 40 .../Unseen Servant/Unseen Servant.kicad_sch | 785 **UI:** edits README.md file 4f6e9e0984 Updated LICD, alter alt-textify to handle weaker (<6v) signals Sequencer cascading to trigger a second sequencer's run, which then re-triggers the first. More feature ideas: Trigger out - CLK out - could be done externally with a rock/reggae rhythm on the https://www.onsemi.com/pub/Collateral/NCP115-D.PDF Panasonic HQFN-16, 4x4x0.85mm (https://industrial.panasonic.com/content/data/SC/ds/ds7/c0/PKG_HQFN016-A-0404XZL_EN.pdf Panasonic HSON-8, 8x8x1.25mm (https://industrial.panasonic.com/content/data/SC/ds/ds7/c0/PKG_HSON008-A-0808XXI_EN.pdf QFN, 12 Pin (http://kionixfs.kionix.com/en/document/TN008-PCB-Design-Guidelines-for-2x2-LGA-Sensors.pdf#page=4), generated with kicad-footprint-generator Resistor SMD 01005 (0402 Metric), square (rectangular) end terminal, IPC_7351 nominal.

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