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Back-0.290264 -0.956873 -0.0119204 facet normal -7.744031e-01 -1.065799e-03 -6.326916e-01 facet normal 9.460993e-001 3.238766e-001 -0.000000e+000 vertex 4.158177e+000 3.825264e+000 9.983999e+000 vertex -4.776626e+000 2.975473e+000 9.983999e+000 vertex 6.045371e+000 3.669801e+000 9.983999e+000 vertex -1.239765e-001 7.031019e+000 9.983999e+000 vertex 4.519256e+000 3.397341e+000 1.747200e+001 facet normal -9.407388e-01 -3.391319e-01 -3.087800e-04 vertex -9.068836e+01 1.015280e+02 2.550000e+00 facet normal 0.435833 -0.815355 0.38111 facet normal -0.292559 -0.954686 0.0546222 facet normal -0.694862 -0.464011 -0.549418 facet normal -0.468349 0.312814 -0.826315 vertex 2.27697 1.77649 18.9096 facet normal 0.55274 0.109731 -0.826098 facet normal -0.987688 -0.156434 0 vertex -0.4 3.34544 10.687 facet normal 0.0820554 0.0808315 0.993344 vertex 5.18289 4.10946 7.85151 facet normal 0.695569 -0.464483 -0.548123 facet normal 0.469149 0.877714 0.0975597 facet normal -2.880153e-004 -5.040268e-004 -9.999998e-001 ## Documentation: ### Documentation: * [Schematic](Docs/precadsr.pdf) * PCB layout: [front](Docs/precadsr_layout_front.pdf), [back](Docs/precadsr_layout_back.pdf) * [BOM](Docs/precadsr_bom.md) * [Build notes](Docs/build.md) How to use the two clockwise-most pins, looking from below. Clock rate goes down when resistance goes up, opposite to expectation. C1 is too small for film; is film needed? From cb59d1e9c06865f5bebe8c7ee0afa4859e0766b2 Mon Sep 17 00:00:00 2001 Subject: [PATCH] Added input resistor for sync; placed everything on PCB sandwich, making some final-ish decisions about connecting to front panel 24ca7abc85 Added schmancy pcb for v1 front panel Added schmancy pcb for v2 front panel and pcb into different files Fireball/Fireball.kicad_pcb | 7889 Fireball/Fireball.kicad_sch | 4 .../precadsr_aux_Gerbers/precadsr-NPTH.drl | 4 .../Unseen Servant/Unseen Servant.kicad_prl | 2 | 1nF | Film capacitor | | | Tayda | A-1605 | | | | Tayda | A-1624 or A-2969 | | | S1 | 1 | SW_SPDT | Switch, triple pole double throw, separate symbols Quad Low-Noise JFET-Input Operational Amplifiers, DIP-8/SOIC-8/TSSOP-8/VSSOP-8 Binary files /dev/null and b/Docs/precadsr_layout_front.pdf differ Tayda 6096366E - 2 momentary pushbutton switches 1 rotary switch - number of pins: 04; pin pitch: 3.81mm; Vertical || order number: 1806290 12A 630V Generic Phoenix Contact connector footprint for: MC_1,5/4-G-5.08; number of pins: 04; pin pitch: 5.00mm; Angled || order number: 1924279 16A (HC Generic Phoenix Contact SPT 5/12-V-7.5-ZB Terminal Block, 1990737 (https://www.phoenixcontact.com/online/portal/gb/?uri=pxc-oc-itemdetail:pid=1990737), generated with kicad-footprint-generator Molex Mini-Fit Sr. Power Connectors, 42819-62XX, 6 Pins per row (https://www.molex.com/pdm_docs/sd/430450221_sd.pdf), generated with kicad-footprint-generator ipc_plcc_jLead_generator.py.
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