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Of http://www.st.com/resource/en/datasheet/stm32f378vc.pdf WLCSP-72, 9x9 raster, 3.693x3.815mm package, pitch 0.8mm; see section 6.6 of http://www.st.com/resource/en/datasheet/DM00273119.pdf X1-WLB0909, 0.89x0.89mm, 4 Ball, 2x2 Layout, 0.5mm Pitch, http://www.ti.com/lit/ds/symlink/txb0104.pdf, http://www.ti.com/lit/an/snva009ag/snva009ag.pdf BGA 12 0.5 R-XBGA-N12 Texas Instruments, NDQ, 5 pin (https://www.ti.com/lit/ml/mmsf022/mmsf022.pdf TO-PMOD-11 11-pin switching regulator package, http://www.ti.com/lit/ml/mmsf025/mmsf025.pdf Vishay PowerPAK 1212-8 Single Zetex, SMD, 8 pin SIM connector for IQRF TR-x2D(C)(T) modules, http://iqrf.org/weben/downloads.php?id=104 Bluetooth v4.2 + NFC module Modtronix Wireless SX1276 LoRa Module (http://modtronix.com/img/prod/imod/inair9/inair_dimensions.gif Modtronix LoRa inAir inAir9 SX1276 RF 915MHz 868MHz Wireless RAK811 LPWAN Module https://downloads.rakwireless.com/LoRa/RAK4200/Hardware-Specification/RAK4200_Module_Specifications_V1.4.pdf Class 2 Bluetooth Module without antenna Low-Power Long Range Transceiver Module LoRa Radio, RF, Module, http://www.hoperf.com/upload/rf/RFM69HW-V1.3.pdf 8 pin DIP socket | | | | R14, R15, R18 | 3 | A1M | \*\*Potentiometer, 9 mm or 16 mm vertical pots. You can use this, for instance, if you need a noise and envelope generator synth module. Layout and panel are Kosmo format. * [Schematic](Docs/precadsr.pdf) * PCB layout: [front](Docs/precadsr_layout_front.pdf), [back](Docs/precadsr_layout_back.pdf * [How to use](Docs/use.md 96f746fa2d Final tweaks, version submitted to JLCPCB on 20240124 Final tweaks, version submitted to JLCPCB on 20240124 Final tweaks, version submitted to JLCPCB on 20240124 63579cf959 Add notes about wiring SW15 cross-board facet normal 0.918689 0.264755 0.293113 vertex 4.20094 -4.78188 7.71954 facet normal -0.772589 -0.634804 0.0114014 facet normal 0.261456 0.103805 0.959617 vertex -4.83683 -4.97711 6.93683 vertex 6.75462 -0.133493 7.03353 facet normal -0.309927 -0.7481 0.586763 vertex 3.2761 2.20578 19.9 facet normal 0.175905 -0.796857 0.577993 vertex 7.24232 -0.817766 7.24096 vertex -4.67928 5.62839 7.09583 vertex -7.29119 0.781299 7.20554 vertex.

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