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Lots of analog drum voices; based heavily on Moritz Klein's work, but with an attenuator, intended for use as tremolo Manual offset knob 63579cf959 Add notes about UX component wiring D36/R47 too close Testing before powering up: Clock In Normal - 1k to U2-8 (AND NOT short to U2-10 Clock Rate - variable resist +6k between U2-8 and U2-9 - Reset Socket to U3-3 = capacitor measurement roughly 15nF (has a resistor limiting max drone frequency:
re-re-remove the mysterious extra trace Added schmancy pcb for v1 build Schematics/SEQ_MANUAL_v2.pdf Normal file View File Panels/title_test_36.stl Normal file Unescape Hardware/Panel/precadsr-panel/precadsr-panel.pretty/precadsr-panel-art.kicad_mod Normal file View File Panels/FireballSpell_Large.webp Executable file View File Images/PXL_20210831_000949090.jpg Normal file Unescape 3D Printing/Cases/Eurorack Modular Case/EuroRack_Case_End_Male.stl Executable file View File Hardware/PCB/precadsr_Gerbers/precadsr-F_Mask.gbr Normal file Unescape Hardware/PCB/precadsr/Kosmo_panel.pretty/fastestenv_LED_Hole.kicad_mod Normal file Unescape Hardware/PCB/precadsr/Kosmo_panel.pretty/fastestenv_Pot_Hole.kicad_mod Normal file Unescape 3D Printing/Pot_Knobs/knob3433271.scad Executable file Unescape Hardware/Panel/precadsr-panel-Gerbers/precadsr-panel-CuBottom.gbl Normal file Unescape Hardware/PCB/precadsr/ao_tht.pretty/PinHeader_1x03_P2.54mm_Vertical.kicad_mod Normal file Unescape ``` git clone git@gitlab.com:rsholmes/precadsr.git git submodule init git submodule init git submodule init git submodule init git submodule init git submodule init git submodule update Find and replace last few thin traces, fix teardrops and gnd fill Find and replace last few thin traces, fix teardrops and gnd fill Find and replace last few thin traces, fix teardrops and gnd fill f63cfba954 Embiggen traces, add teardrops 46614f2341 Add 55k-ish resistor to coarse knob to fix tuning range 's notes on updating the two clockwise-most pins, looking from below. Clock rate (B100k) (not sure yet which 2 pins LED diameter 20.0mm 2 pins LED, diameter 5.0mm z-position of LED center 2.0mm 2 pins Ceramic Resomator/Filter 8.0x3.5mm^2, length*width=8.0x3.5mm^2 package, package length=8.0mm, package width=3.5mm, 2 pins LED, diameter 8.0mm, 2 pins, pitch 5.08mm, size 10.2x9.8mm^2, drill diamater 1.15mm, pad diameter 2.5mm, see http://cdn-reichelt.de/documents/datenblatt/C151/RND_205-00023_DB_EN.pdf, script-generated using https://github.com/pointhi/kicad-footprint-generator/scripts/TerminalBlock_RND THT terminal block RND 205-00305 pitch 10mm Varistor, diameter 12mm, width 4mm, pitch 5mm size 55x9mm^2 drill 1.3mm pad 2.6mm Terminal Block 4Ucon ItemNo. 10695, vertical (cable from top), 6 pins, dual row male, vertical entry Harwin LTek Connector, 6 pins, pitch 5mm, size 40x7.6mm^2, drill diamater 1.2mm, pad diameter 3mm, see , script-generated using https://github.com/pointhi/kicad-footprint-generator/scripts/TerminalBlock_Phoenix THT Terminal Block WAGO 236-424, 45Degree (cable under 45degree), 6 pins, pitch 5mm, size 15x7.6mm^2, drill diamater 1.3mm, pad diameter 2.6mm, see http://www.farnell.com/datasheets/2138224.pdf, script-generated using https://github.com/pointhi/kicad-footprint-generator/scripts/TerminalBlock_WAGO THT Terminal Block Phoenix PT-1,5-13-5.0-H pitch 5mm size 25x9mm^2 drill 1.3mm pad 2.6mm Terminal Block 4Ucon ItemNo. 10704, vertical (cable from top), 2 pins, pitch 5.08mm, hole diameter 2.0mm test.

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