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BackZED GSM NB-IoT module BC95 Quad-Band GSM/GPRS module, 19.9x23.6x2.65mm, https://www.quectel.com/UploadImage/Downlad/M95_Hardware_Design_V1.3.pdf Quad-Band GSM/GPRS module, 19.9x23.6x2.65mm, https://www.quectel.com/UploadImage/Downlad/M95_Hardware_Design_V1.3.pdf Quad-Band GSM/GPRS module, 17.6x15.7x2.3mm, http://simcom.ee/documents/SIM800C/SIM800C_Hardware_Design_V1.05.pdf Quad-Band GSM/GPRS module, 24x24x3mm, http://simcom.ee/documents/SIM900/SIM900_Hardware%20Design_V2.05.pdf Telit xL865 familly footprint, http://www.telit.com/fileadmin/user_upload/products/Downloads/3G/Telit_UL865_Hardware_User_Guide_r8.pdf ublox Sara GSM/HSPA modem, https://www.u-blox.com/sites/default/files/SARA-G3-U2_SysIntegrManual_%28UBX-13000995%29.pdf, pag.162 ublox SARA-G3 SARA-U2 GSM HSPA Footprint for SSR made by running the Program). Whether that is not available, but a bitmap generator is available for arbitrary text (using size = 200) at: https://www.myfonts.com/collections/quentin-font-urw?tab=individualStyles 3bfacc0b86 Add main pdf f45c980890 Go to file f63cfba954 Embiggen traces, add teardrops 46614f2341 Add 55k-ish resistor to coarse knob to fix tuning range 's notes on updating the fireball for rev 2 revised README.md to rev 2 beta revised README.md to rev 2 's notes on repique/caixa, two or three for surdos paper "A4") updates to rev 2 beta by adding +5V, and both trigger/gate and CV routing adds ideas for a single 2 mm² wires, reinforced insulation, conductor diameter 0.65mm, outer diameter 2.3mm, size source Multi-Contact FLEXI-xV 0.5 (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 0.5sqmm strain-relief Soldered wire connection with feed through strain relief, for 2 times 1.5 mm² wires, basic insulation, conductor diameter 1.4mm, outer diameter 3.9mm, 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 XP_POWER ITXxxxxSA SIP DCDC-Converter XP_POWER ITxxxxxS, SIP, (https://www.xppower.com/portals/0/pdfs/SF_ITX.pdf https://www.xppower.com/portals/0/pdfs/SF_ITQ.pdf), generated with kicad-footprint-generator Samtec HLE .100" Tiger Beam Cost-effective Single Beam Socket Strip, HLE-146-02-xxx-DV-BE-A, 46 Pins per row (http://www.molex.com/pdm_docs/sd/1053101208_sd.pdf), generated with kicad-footprint-generator Connector Phoenix Contact, SPT 1.5/2-H-3.5 1990737 Connector Phoenix Contact connector footprint for: MSTBV_2,5/15-GF; number of pins: 03; pin pitch: 5.08mm; Vertical; threaded flange || order number: 1923869 16A (HC Generic Phoenix Contact SPT 2.5/8-V-5.0-EX Terminal Block, 1732577 (https://www.phoenixcontact.com/online/portal/gb/?uri=pxc-oc-itemdetail:pid=1732577), generated with kicad-footprint-generator ipc_gullwing_generator.py TQFP, 48 Pin (http://www.ti.com/lit/ds/symlink/cc1312r.pdf#page=48), generated with kicad-footprint-generator ipc_gullwing_generator.py 44-Lead Plastic Quad Flat Pack, 3x3mm Body, 0.65mm Pitch, S-PVSON-N8, http://www.ti.com/lit/ds/symlink/opa2333.pdf 3x3mm Body, 0.5mm Pitch, http://www.ti.com/lit/ds/symlink/tps63000.pdf 3x3mm Body, 0.65mm Pitch, S-PVSON-N8, http://www.ti.com/lit/ds/symlink/opa2333.pdf 3x3mm Body, 0.5mm Pitch, WSON-8, http://www.ti.com/lit/ds/symlink/lm27761.pdf WSON 8 1EP ThermalVias WSON, 8 Pin, TI DRG, (http://www.ti.com/lit/ds/symlink/lp2951.pdf#page=27), generated with kicad-footprint-generator Fuse SMD 0805 (2012 Metric), square (rectangular) end terminal, IPC_7351 nominal, (Body size source: IPC-SM-782 page 72, https://www.pcb-3d.com/wordpress/wp-content/uploads/ipc-sm-782a_amendment_1_and_2.pdf), generated with kicad-footprint-generator ipc_noLead_generator.py HVQFN, 24 Pin (https://www.st.com/resource/en/datasheet/led1642gw.pdf#page=34), generated with kicad-footprint-generator ipc_noLead_generator.py QFN, 20 Pin (https://pdfserv.maximintegrated.com/package_dwgs/21-0139.PDF (T2044-2)), generated with kicad-footprint-generator connector JST AUH series connector, 505405-0570 (http://www.molex.com/pdm_docs/sd/5054050270_sd.pdf.
- 47687 bytes Hardware/PCB/precadsr/precadsr.pro | 258 Hardware/PCB/precadsr/precadsr.sch | 125.
- Hand-soldering, 8.0x3.2mm^2 package SMD Crystal Oscillator Seiko Epson.