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0.987208 0.0993096 facet normal -4.084288e-01 -9.127901e-01 3.491148e-04 facet normal 0.481758 0.876304 -0 vertex 7.20568 7.20568 2.19603 facet normal -0.300167 0.365756 0.880978 vertex -5.89328 -5.89328 5.74921 facet normal -4.629302e-004 0.000000e+000 -9.999999e-001 facet normal -0.0974657 0.989339 0.108209 facet normal 0.875985 -0.471387 0.102199 facet normal 0.081207 -0.0813448 0.993372 vertex 4.42206 -4.42206 7.81454 facet normal -4.328587e-001 -7.575030e-001 4.886948e-001 vertex 2.026582e+000 3.484095e+000 2.480400e+001 facet normal 0.442038 -0.84476 0.301633 vertex -4.78188 4.20094 7.71954 facet normal 0.479434 -0.871941 0.0993106 facet normal 0.772847 -0.634593 -1.35691e-05 facet normal -0.840149 0.533182 0.0993293 facet normal -0.58489 -0.80501 0.0993097 facet normal -0.0974021 -0.99518 0.0113627 vertex 1.06598 -6.91995 10.3435 vertex 5.71699 -1.07374 21.335 vertex -5.6469 4.13938 10.3435 facet normal -9.609393e-01 -2.767590e-01 -2.032541e-05 facet normal -0.0694573 -0.618899 0.782394 facet normal -9.969315e-01 -5.655619e-03 7.807489e-02 facet normal 0.479377 0.871976 0.0992747 facet normal 0.0868533 0.0464242 0.995139 vertex -7.5203 0 6.0001 facet normal 0.0817064 -0.0814906 0.993319 vertex -4.77321 -4.19228 7.82455 facet normal 0.575169 -0.528289 0.624573 facet normal 1.240490e-15 9.755479e-16 -1.000000e+00 facet normal -0.0761302 0.0624786 0.995138 vertex -4.32991 -6.48017 5.97318 vertex 7.51042 0.100274 6.0001 facet normal 3.433101e-001 9.392222e-001 -0.000000e+000 vertex -3.990623e+000 -2.370713e+000 -1.681500e-003 facet normal -0.0813397 0.0812122 0.993372 vertex 4.29176 -4.58792 7.81747 facet normal -2.880153e-004 -5.040268e-004 -9.999998e-001 ## Documentation: * [Schematic](Docs/precadsr.pdf) * PCB layout: front, back How to use your choice of 9 mm or 16 mm vertical board mount OR: | | R21, R22, R23 | 3 | 1k | Resistor | | C12 | 2 | 1N5817 | Schottky diode | Tayda | A-1157 or A-2425 | | | Tayda | A-1138 | | J12 | 1 | 4.7 uF | Polarized capacitor | | | C6, C7, C8, C9 | 1 | SW_DPDT_x2 | Switch, single pole normally-open illuminated tactile switch Light Touch Switch, https://industrial.panasonic.com/cdbs/www-data/pdf/ATK0000/ATK0000C374.pdf SMD SMT ceramic resonator filter filter hand-soldering SMD Crystal Oscillator Seiko Epson SG-8002CA https://support.epson.biz/td/api/doc_check.php?mode=dl⟨=en&Parts=SG-8002DC, hand-soldering, 10.5x5.0mm^2 package SMD SMT crystal Abracon ABM10 Abracon Miniature Ceramic Smd Crystal ABM3C http://www.abracon.com/Resonators/abm3c.pdf, 5.0x3.2mm^2 package SMD Crystal EuroQuartz MJ series http://cdn-reichelt.de/documents/datenblatt/B400/MJ.pdf, 5.0x3.2mm^2 package Miniature Crystal Clock Oscillator EuroQuartz XO53 series, http://cdn-reichelt.de/documents/datenblatt/B400/XO53.pdf, hand-soldering, 5.0x3.2mm^2 package Fox TXCO temperature compensated oscillator SMD Crystal Seiko Epson SG-8002CA https://support.epson.biz/td/api/doc_check.php?mode=dl&lang=en&Parts=SG-8002DC, 7.0x5.0mm^2 package SMD Crystal 2012/2 http://txccrystal.com/images/pdf/9ht11.pdf, 2.0x1.2mm^2 package SMD Crystal MicroCrystal CM9V-T1A series http://www.microcrystal.com/images/_Product-Documentation/01_TF_ceramic_Packages/01_Datasheet/CM9V-T1A.pdf, hand-soldering, 1.6x1.0mm^2 package SMD Crystal Oscillator Seiko Epson MC-506 http://media.digikey.com/pdf/Data%20Sheets/Epson%20PDFs/MA-505,506.pdf, 12.7x5.1mm^2 package.

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