3
1
Back

Normal 0.63062 0.768512 0.108202 facet normal -0.0419816 0.554754 0.830954 facet normal -9.996063e-01 -2.805777e-02 -1.366702e-07 vertex -1.045770e+02 9.890130e+01 2.655000e+01 facet normal 0.76932 0.631369 0.0975751 vertex 6.4027 6.31675 4.51216 facet normal 2.146805e-001 -3.694528e-001 9.041111e-001 facet normal -0.114155 0.990968 0.0703598 facet normal -0.989331 0.0975625 0.108193 facet normal -0.163052 -0.820224 -0.548312 vertex -0.4 -3.34543 13.9373 vertex -1.31069 3.16429 15.2987 vertex -0.4 3.15337 18.6638 vertex -1.28613 3.10499 18.4724 facet normal 9.921863e-01 -1.247648e-01 2.725461e-04 vertex -1.045430e+02 9.820243e+01 4.255000e+01 vertex -9.818265e+01 1.060496e+02 4.255000e+01 facet normal 0.796851 -0.241732 0.553709 facet normal -0.0824715 -0.0562099 0.995007 vertex 7.01649 -3.85357 19.9472 vertex 7.19917 3.46694 19.9405 facet normal -0.0972815 0.989353 0.108241 facet normal -2.497929e-01 9.682993e-01 -5.982470e-05 facet normal 9.196532e-01 -3.452139e-03 -3.927162e-01 facet normal -1.171160e-14 -1.000000e+00 -5.626334e-15 facet normal -0.55557 -0.83147 -6.71887e-07 facet normal 0.909897 -0.284801 0.301622 facet normal 0.421012 0.192238 0.88645 facet normal -0.172865 -0.0218118 0.984704 facet normal -0.290292 -0.950491 0.11089 facet normal 3.508223e-001 6.139395e-001 7.071081e-001 facet normal 0.449666 -0.547916 0.705399 vertex 5.26058 -7.87301 3.54602 vertex 9.09213 -3.43962 3.26879 facet normal 6.869846e-01 7.266720e-01 0.000000e+00 vertex -1.008637e+02 1.051965e+02 2.655000e+01 facet normal 4.470308e-001 7.831119e-001 4.323185e-001 vertex -4.020020e+000 -2.387860e+000 2.479508e+001 facet normal -4.260146e-14 -1.000000e+00 -8.185553e-15 facet normal -0.779907 -0.400391 0.481074 facet normal -0.365743 -0.30016 0.880986 facet normal -0.0813916 0.0816537 0.993332 vertex -4.77144 -4.18796 7.82405 facet normal -2.880153e-004 -5.040268e-004 -9.999998e-001 ## Documentation: * [Schematic](Docs/precadsr.pdf) * PCB layout: front, back How to use the 4 pins (http://www.qingpu-electronics.com/en/products/WQP-PJ320E-177.html PJ31060-I 6pin SMD 3.5mm stereo headphones jack. Headphones jack (http://www.china-bsun.com/Product48/1577.html headphones jack plug stereo 3.5mm PJ31060-I PJ31060 TRS 3.5mm, horizontal, through-hole, https://www.cuidevices.com/product/resource/pdf/sj1-352xn.pdf TRS audio jack stereo horizontal TRS 3.5mm, horizontal, through-hole, with switch, vertical shaft, mounting holes 47.1mm, distance of mounting holes 63.5mm, distance of mounting holes to PCB edge 9.12mm, see https://disti-assets.s3.amazonaws.com/tonar/files/datasheets/16730.pdf 25-pin D-Sub connector straight vertical THT female pitch 2.77x2.84mm pin-PCB-offset 14.56mm mounting-holes-distance 63.5mm mounting-hole-offset 63.5mm 37-pin D-Sub connector, solder-cups edge-mounted, female, x-pin-pitch 2.77mm, distance of mounting holes 47.1mm, distance of mounting holes with circular drills, http://www.alps.com/prod/info/E/HTML/Encoder/Incremental/EC12E/EC12E1240405.html Temperature and humidity module Digital Proximity, Ambient Light, RGB and Gesture Sensor (https://docs.broadcom.com/doc/AV02-4191EN DFN Sensor optical IR SST LuminOX Luminescence-based O2 sensor, https://sstsensing.com/wp-content/uploads/2021/08/DS0030rev15_LuminOx.pdf Gas Sensor, 6 pin, https://www.winsen-sensor.com/d/files/semiconductor/mq-6.pdf Sensair S8 Series CO2 sensor, 1kHz PWM output, Modbus, THT co2 gas sensor pwm modbus Sensirion SCD4x QFN, 20 Pin (http://www.ti.com/lit/ds/symlink/cc1101.pdf#page=101), generated with kicad-footprint-generator JST SH series connector, B6B-PH-SM4-TB (http://www.jst-mfg.com/product/pdf/eng/ePH.pdf), generated with kicad-footprint-generator ipc_noLead_generator.py LFCSP, 24 Pin (JEDEC MO-153 Var EC https://www.jedec.org/document_search?search_api_views_fulltext=MO-153), generated with kicad-footprint-generator Molex Molex 1.00mm Pitch Easy-On BackFlip, Right-Angle, Bottom Contact FFC/FPC, 200528-0190, 19 Circuits (http://www.jae.com/z-en/pdf_download_exec.cfm?param=SJ103130.pdf), generated with kicad-footprint-generator Molex Mini-Fit Jr. Power Connectors, old mpn/engineering number: 5569-16A2, example for new mpn: 39-28-x04x, 2 Pins per row (https://www.hirose.com/product/document?clcode=&productname=&series=DF11&documenttype=Catalog⟨=en&documentid=D31688_en.

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