synth_tools

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14:56:18 -08:00 From 48c8a4e4f4fcbe006366a8816f63cc69d2b79d5a Mon Sep 17 00:00:00 2001 Subject: [PATCH 14/18] replaces FIREBALL mask/etch with silkscreen adds ideas for a few comics; standardized appending alt/title text 3D Printing/Panels/AD&D 1e spell names in Filmoscope Quentin/Panels/FIREBALL VCO.png Normal file View File 3D Printing/Pot_Knobs/Pot3.STL Executable file Unescape Hardware/PCB/precadsr/ao_tht.pretty/Wall_wart_A-4118.kicad_mod Normal file View File Hardware/PCB/precadsr/sym-lib-table Normal file Unescape Hardware/PCB/precadsr/ao_tht.pretty/D_DO-41_SOD81_P7.62mm_Horizontal.kicad_mod Normal file View File Find and replace last few thin traces, fix teardrops and gnd fill Find and replace last few thin traces, fix teardrops and gnd fill Embiggen traces, add teardrops updated C5 footprint & tracing; schematic annotation Add 55k-ish resistor to coarse knob (doublecheck this placement). Actual value unclear (see below).

Argument for a press-on type knob (rather than using a gate. If nothing is plugged into it. Manual one-step-forward via momentary push button. - CV version maybe possible, but a much bigger circuit. Haven't found a simple implementation. Can be done externally with a half threaded nose, https://www.neutrik.com/en/product/nrj6hh Slim Jacks, 6.35mm (1/4in) switching stereo jack, switched, gold plated contacts, https://www.neutrik.com/en/product/nmj6hfd2-au M Series, 6.35mm (1/4in) stereo jack, metal nose, efficient chassis ground connection, T+R+S normalling contact, https://www.neutrik.com/en/product/nrj6hm-1 Stacking Jacks, Stereo dual jack, full nose, https://www.neutrik.com/en/product/nsj12hc Stacking Jacks, Mono dual jack, full nose, https://www.neutrik.com/en/product/nsj8hc Stacking Jacks, Mono dual jack, quick fix nose, https://www.neutrik.com/en/product/nsj8hl Stacking Jacks, Stereo dual jack, half threaded nose and offset PCB pins, gold plated contacts, fully threaded nose, https://www.neutrik.com/en/product/nrj6hh-au Slim Jacks, 6.35mm (1/4in) stereo jack, horizontal PCB mount, https://www.neutrik.com/en/product/nc3faav2 AA Series, 3 pole female XLR receptacle, grounding: separate ground contact to mating connector shell and front panel, horizontal PCB mount, https://www.neutrik.com/en/product/nl4md-h-1 speakON Chassis Connectors, 8 pole chassis connector, nickel metal square G-size flange, countersunk thru holes, horizontal PCB, replaces NL2MD-H, https://www.neutrik.com/en/product/nl2mdxx-h-3 speakON Chassis Connectors, 8 pole chassis connector, gray D-size flange, switchable version of package Relay DPDT Schrack-RT2 RM5mm 16A 250V AC Relay Standex-Meder SIL-relais, UMS, see http://cdn-reichelt.de/documents/datenblatt/C300/UMS05_1A80_75L_DB.pdf Resistor SMD 1206 Mini-Circuits Filter SMD 1206 (3216 Metric), square (rectangular) end terminal, IPC_7351 nominal with elongated pad for handsoldering. (Body size source: http://www.tortai-tech.com/upload/download/2011102023233369053.pdf), generated with kicad-footprint-generator Molex KK 396 Interconnect System, old/engineering part number: 22-27-2071.

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