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= $article['link']; From 122134fc8e1c73b6bb86552323cca038dd4b5107 Mon Sep 17 00:00:00 2001 Subject: [PATCH] start From d7370bb10c83adef3d24b5bdfa6def9f11e35442 Mon Sep 17 00:00:00 2001 Subject: [PATCH] Notes from MK's PCB livestream 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 example modules Envelope/Envelope.kicad_pcb | 2 | 1N5817 | Schottky diode | Tayda | A-3588 | | | U1 | 1 | B20k | Potentiometer | | | C6, C7, C8, C9 | 1 Hardware/lib/aoKicad | 1 | | R20, R22 | 2 | | 1 | Synth_power_2x5 | 2x5 pin shrouded header 2.54 mm spacing 3 pin Molex connector 2.54 mm spacing"/>

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