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Back= hole_radius * 2.5; polygon([[0,0], [(board_width-insert_width)/2, -insert_depth], [board_width-(board_width-insert_width)/2, -insert_depth], [board_width, 0]]); Update 'Samba Reggae 1' a704d3e530 More traces and vias, and net links romps with traces, vias, and net links Add four more switches/buttons, move LED drivers onto PCB Add four more switches/buttons, move LED drivers onto PCB added the once through idea with commentary by Latest commits for file Envelope/Envelope.kicad_pcb From bba8f602d8c1e3130e12541595ca5b24c3323454 Mon Sep 17 00:00:00 2001 Subject: [PATCH 09/13] Notes from MK's PCB livestream Footprints: - avoid non-circular holes in footprints whenever possible; some fabs charge more for ovals avoid non-circular holes in footprints whenever possible; some fabs charge more for ovals - make power connection traces larger; MK uses a CA3080 OTA, an expensive and rare chip these days ($3/ea on amazon, maybe fakes) VCA MK's VCA Probably a straightforward build: one op-amp, four transistors and some supporting components. ~$6 in parts, two tl074 op amps and otherwise a bunch of diodes and support components, so tiny PCB should be possible, too Manual trigger See manual step (sw13) // 1 for 5v / 2.5v output mode // 10 LEDs - one per step // 1 for run/stop (sw14 // 1 for 5v / 2.5v output mode (sw12 // steps: slider, led, switch //hole for anchor // visual indicator 9db3fb2a68 Add cascading input and send reset to clk_inh to stop progressing Checkpoint before trying to fit two mounting posts into hole_top = out_row_1 + 12 + 60 + 24 + 6.75; hole_left = slider_center - 13; hole_bottom = hole_top - 90; DivotRadius = KnobMinorRadius*.4; // Primary knob cylinder for (i=[0 : RingMarkings-1] rotate([0, 0, 90]) // To align a face with the distribution. THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR The MIT License Copyright (c) 2017 Marius Orcsik Permission is hereby granted, free of charge, to any person obtaining The MIT License (MIT) Copyright (c) 2022 The Gitea Authors Permission is hereby granted, free of charge, to any person obtaining a copy The MIT License (MIT) Copyright (c) 2021 Swisscom (Switzerland) Ltd Permission is hereby granted, free.
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