synth_tools

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-0.116119 -0.000195511 0.993235 vertex -0.0747576 -7.37473 6.86461 facet normal -0.156434 -0.987688 -0 facet normal 3.433101e-001 9.392222e-001 -0.000000e+000 vertex 4.148033e+000 5.705007e+000 9.983999e+000 vertex 3.086953e+000 4.721622e+000 9.983999e+000 vertex 4.683485e+000 3.170513e+000 9.983999e+000 vertex 3.858692e+000 5.902027e+000 2.496000e+001 vertex 1.828861e+000 5.328399e+000 1.747200e+001 facet normal -0.979674 0.18785 -0.0703618 facet normal 0.45998 0.538533 0.705975 facet normal 0.995182 0.0973802 0.011361 facet normal -2.497929e-01 9.682993e-01 0.000000e+00 vertex -9.390495e+01 9.260618e+01 3.455000e+01 vertex -1.034745e+02 9.507449e+01 3.455000e+01 vertex -1.036795e+02 9.542199e+01 1.855000e+01 vertex -1.032503e+02 9.473903e+01 1.855000e+01 vertex -9.578366e+01 9.188900e+01 1.055000e+01 facet normal 0.502128 -0.307703 0.808199 facet normal 0.683022 -0.618138 0.389083 vertex 4.41238 -5.81619 7.55007 facet normal 0.996728 0.0397839 -0.0703599 facet normal 0.403622 0.491816 0.771496 facet normal 8.555891e-01 4.584470e-03 5.176353e-01 vertex -1.083765e+02 9.665134e+01 5.154800e+00 vertex -1.083563e+02 9.695134e+01 5.118708e+00 vertex -1.084566e+02 9.665134e+01 5.287072e+00 facet normal 0.11537 -0.000246232 0.993323 vertex -6.43421 0.598972 7.83559 vertex 4.80907 0.598972 21.7653 facet normal -0.288339 0.956937 0.0336393 facet normal 0.707107 0.707107 0 facet normal 0.768557 -0.63056 0.108238 facet normal -8.795701e-14 1.000000e+00 2.848530e-14 facet normal -2.880153e-004 -5.040268e-004 -9.999998e-001 ## 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 7.5mm holes, not 6mm alpha pots - 9.8mm, +2mm rotary - 11.5mm, +3.5mm -- biggest by far, maybe 12.6mm? SR2511 series are 11.43? Maybe more? Distance between pcb and front panel, vertical PCB mount, http://cherryamericas.com/wp-content/uploads/2014/12/mx_cat.pdf Cherry MX keyswitch 2.25u Matias/ALPS keyswitch, 1.75u, plate mount, http://cherryamericas.com/wp-content/uploads/2014/12/mx_cat.pdf Cherry MX keyswitch 1.25u PCB Cherry MX keyswitch, 2.00u, vertical, plate mount, http://cherryamericas.com/wp-content/uploads/2014/12/mx_cat.pdf Cherry MX keyswitch 2.00u Matias/ALPS keyswitch, 2.75u, plate mount, http://cherryamericas.com/wp-content/uploads/2014/12/mx_cat.pdf Cherry MX keyswitch 6.25u Matias/ALPS keyswitch, 2.75u, PCB mount, https://www.neutrik.com/en/product/ncj6fa-v Combo I series, 3 pole female receptacle, grounding: separate ground contact to mating connector shell and front panel, vertical PCB mount, https://www.neutrik.com/en/product/nc3fbhl1 B Series, 5 pole female XLR receptacle, grounding: ground contact to mating connector shell and front panel, horizontal PCB mount, retention spring instead of A4 More cleanup Schematics/Fireball.kicad_sch | 400 (50 "User.1" user (51 "User.2" user (52 "User.3" user (53 "User.4" user (54 "User.5" user (55 "User.6" user (56 "User.7" user (57 "User.8" user (58 "User.9" user Component Count: 77 Refs 3 pin Molex connector 2.54 mm spacing | Tayda | A-804 | | | | R114 | 1 | 1uF | Unpolarized capacitor | .

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