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Schematics/MK_Schematic.png Normal file Unescape Hardware/PCB/precadsr/ao_tht.pretty/OSHW-Logo2_7.3x6mm_SilkScreen.kicad_mod Normal file Unescape General tools for synth projects. Footprint "Alpha Rotary 12" (version 20221018) (generator pcbnew From 9e737342d7e56a91174c28b715d1c4beaf83a3b9 Mon Sep 17 00:00:00 2001 Subject: [PATCH 06/18] tracks the ratsnest and compactifies the power subsystem From 9db3fb2a68fdc178fb3f74c68d22940f6cdd2e78 Mon Sep 17 00:00:00 2001 Subject: [PATCH] Initial commit Initial commit Dual VCA, based roughly on Moritz Klein's schematic, with features added from Skull and Circuit's VCA v1.3. 3D Printing/Panels/AD&D 1e spell names in Filmoscope Quentin/Panels/UNSEEN SERVANT.png' - Skull & Circuits (https://www.skullandcircuits.com/vca-1-2/ Moritz Klein (and derivatives 1 0 General tools for synth projects. Footprint "Alpha Rotary 12" (version 20221018) (generator pcbnew From 9e737342d7e56a91174c28b715d1c4beaf83a3b9 Mon Sep 17 00:00:00 2001 Subject: [PATCH] Fix rail clearance = ~11.675mm, top and bottom offsetToMountHoleCenterX = hp - holeOffset; // 1 rotary switch, 5+ positions - 10 - center_adjust; // build up seven rows; middle one unused row_7 = row_6 + vertical_space/7; row_4 = row_3 + vertical_space/7; row_5 = working_increment*4 + out_row_1; rotary_knob_row = top_row - 30; working_width = width_mm - h_margin; cv_in = [input_column, row_2, 0]; audio_in_2 = [left_col, row_7, 0]; cv_in_1b = [right_col, row_1, 0]; triangle_out = [output_column, bottom_row, 0]; pwm_duty = [width_mm - h_margin - working_width/8, row_4, 0]; pwm_cv_lvl = [width_mm - h_margin - working_width/8, row_2, 0]; fm_in = [h_margin+working_width/8, row_3, 0]; c_tune = [width_mm/2, top_row, 0]; left_rib_x = thickness * 1.2; right_rib_x = 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 [to be added] ## Documentation: * [Schematic](Docs/precadsr.pdf) * PCB layout: [front](Docs/precadsr_layout_front.pdf), [back](Docs/precadsr_layout_back.pdf ## Git repository https://gitlab.com/rsholmes/precadsr Submodules From 83b013c3637bfb179ad62b90a6c8b2f5fb547c8c Mon Sep 17 00:00:00 2001 Subject: [PATCH 02/13] More notes 812d609d12a788e600a582b2b6e7494f6d2b0728 More mounting hole 3.5mm no annular Mounting Hole 5.3mm, M5, ISO14580 mounting hole 6.4mm m6 iso14580 Mounting Hole 2.2mm, no annular, M2.5 mounting hole 2.7mm m2.5 iso14580 Mounting Hole 3.2mm, M3, DIN965 mounting hole 6.5mm no annular mounting hole 5mm no annular Mounting Hole 4.3mm, M4 mounting hole 5.3mm no annular m2.5 din965 Mounting Hole 2.7mm, M2.5 mounting hole 4.3mm m4 iso14580 Mounting Hole 5.3mm, no annular, M2.5, ISO14580 mounting hole.

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