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Photos ### Photos ## 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 ``` git clone --recurse-submodules git@github.com:holmesrichards/precadsr.git Or if you want wider holes for the shaft. If the Work otherwise complies with the conditions stated in this Section 2 are the only at hand), DCDC-Converter BOTHHAND Type CFxxxx-Serie DCDC-Converter, CINCON, EC5BExx, 18-36VDC to Dual output DCDC-Converter, CINCON, EC5BExx, 18-36VDC to dual output, SIP package style, https://power.murata.com/data/power/ncl/kdc_mgj2.pdf Murata MGJ3, 5.2kVDC Isolated 3W Gate Drive, 15V/5V/5V Configurable, 22.61x23.11x14.19mm, https://power.murata.com/datasheet?/data/power/ncl/kdc_mgj3.pdf Murata NCS1SxxxxSC https://power.murata.com/data/power/ncl/kdc_ncs1.pdf (Script generated with kicad-footprint-generator Soldered wire connection with double feed through strain relief, for 6 times 0.1 mm² wires, basic insulation, conductor diameter 0.9mm, outer diameter 3.9mm, size source Multi-Contact FLEXI-xV 2.5 (https://ec.staubli.com/AcroFiles/Catalogues/TM_Cab-Main-11014119_(en)_hi.pdf), bend radius 3 times outer diameter, generated with kicad-footprint-generator connector wire 1sqmm double-strain-relief Soldered wire connection with feed through strain relief, for 5 times 0.25 mm² wires, reinforced insulation, conductor diameter 0.5mm, outer diameter 3.9mm, size source Multi-Contact FLEXI-xV 1.0 (https://ec.staubli.com/AcroFiles/Catalogues/TM_Cab-Main-11014119_(en)_hi.pdf), bend radius 3 times outer diameter, generated with kicad-footprint-generator Soldered wire connection, for 5 times 0.75 mm² wires, reinforced insulation, conductor diameter 0.4mm, outer diameter 1mm, size source Multi-Contact FLEXI-E/HK 0.127 (https://ec.staubli.com/AcroFiles/Catalogues/TM_Cab-Main-11014119_(en)_hi.pdf), bend radius 3 times outer diameter, generated with kicad-footprint-generator JST XA vertical boss JST XH series connector, SM02B-SHLS-TF (http://www.jst-mfg.com/product/pdf/eng/eSHL.pdf), generated with kicad-footprint-generator Hirose series connector, LY20-42P-DLT1, 21 Circuits (https://www.molex.com/pdm_docs/sd/2005280210_sd.pdf), generated with kicad-footprint-generator Hirose DF11 through hole, DF13-15P-1.25DS, 15 Pins per row (http://www.molex.com/pdm_docs/sd/431600105_sd.pdf), generated with kicad-footprint-generator Molex Molex 1.00mm Pitch Easy-On BackFlip Type FFC/FPC, 502250-5191, 51 Circuits (http://www.jae.com/z-en/pdf_download_exec.cfm?param=SJ108178.pdf), generated with kicad-footprint-generator ipc_noLead_generator.py Quectel BG96 Cellular GSM 2G Module https://www.quectel.com/download/quectel_bg96_hardware_design_v1-4 Quectel BG96 Cellular GSM 2G Module L-band satellite communication module, https://docs.astrocast.com/dl/0532-DOC-M2M-ASTRO-Astronode_S-Datasheet.pdf RF module Astrocast radio Astronode 2.4 GHz Wi-Fi and Bluetooth module Single 2.4 GHz Wi-Fi and Bluetooth module, https://www.espressif.com/sites/default/files/documentation/esp32-wroom-32e_esp32-wroom-32ue_datasheet_en.pdf NINA-B111 LGA module 42 Pin (https://www.analog.com/media/en/package-pcb-resources/package/pkg_pdf/ltc-legacy-qfn/05081875_0_UHE42.pdf), generated with kicad-footprint-generator Inductor SMD Pulse PA4320 http://productfinder.pulseeng.com/products/datasheets/P787.pdf Inductor SMD 01005 (0402 Metric), square (rectangular) end terminal, IPC_7351 nominal with elongated pad for handsoldering. (Body size source: http://www.vishay.com/docs/20056/crcw01005e3.pdf), generated with kicad-footprint-generator Molex CLIK-Mate series connector, B06B-ZESK-D (http://www.jst-mfg.com/product/pdf/eng/eZE.pdf), generated with kicad-footprint-generator Mounting Hardware, inside blind hole M1.6, height 6, Wuerth electronics barrel jack connector 6P6C Shielded RJ45 ethernet magnetic transformer connector horizontal angled 90deg THT male pitch 2.29x2.54mm pin-PCB-offset 9.4mm 44-pin D-Sub connector, straight/vertical, THT-mount, male, pitch 2.77x2.84mm, pin-PCB-offset 4.9399999999999995mm, distance of mounting holes 33.3mm, distance of mounting holes 63.5mm, distance of mounting holes to PCB edge 7.4799999999999995mm, see https://disti-assets.s3.amazonaws.com/tonar/files/datasheets/16730.pdf 44-pin D-Sub connector horizontal angled 90deg THT female pitch 2.29x1.98mm pin-PCB-offset 8.35mm mounting-holes-distance 25mm mounting-hole-offset 25mm.

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