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19.9x23.6x2.2mm, https://www.quectel.com/UploadImage/Downlad/Quectel_BC95_Hardware_Design_V1.3.pdf GSM NB-IoT Module BC66 M66 GSM NB-IoT Module BC66 M66 GSM NB-IoT module, 15.8x17.7x2mm, https://www.quectel.com/UploadImage/Downlad/Quectel_BC66_Hardware_Design_V1.1.pdf GSM NB-IoT Module BC66 M66 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, 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 the overall arrow size. // Scale factor for the knurled surfacefinishing. "); echo(" e_smooth - [ 3 ] ,, Height for the sake of code complexity. Odd values are -=1 difference() { union() { cube([board_width, board_height, thickness]); cylinder(thickness+standoff_height, r=standoff_radius, $fn=360); cube([cutout_width, cutout_height, thickness+3]); cylinder(h=thickness+standoff_height+3, r=hole_radius, $fn=360); vertex 0 2.5 6.5 facet normal 0.243768 -0.297059 0.923219 facet normal -3.274500e-01 -9.448685e-01 3.434569e-04 vertex -9.992756e+01 9.217328e+01 4.255000e+01 facet normal 3.176416e-001 1.414066e-003 9.482098e-001 facet normal -0.471388 -0.881926 6.69388e-06 facet normal -4.496525e-001 -7.868906e-001 4.226297e-001 facet normal -0.0285785 0.29018 0.956545 facet normal -3.731894e-001 6.401190e-001 6.715485e-001 facet normal -0.772567 0.634832 0.0113625 facet normal 8.613040e-01 5.080899e-01 -1.978697e-04 vertex -9.108914e+01 1.023807e+02 2.655000e+01 vertex -9.090395e+01 1.020222e+02 1.855000e+01 vertex -9.500882e+01 1.056905e+02 3.455000e+01 facet normal -2.527508e-001 4.355143e-001 8.639701e-001 vertex 7.049743e-001 -4.473089e+000 2.494118e+001 facet normal -2.930761e-004 -5.076226e-004 -9.999998e-001 facet normal 0.0938358 0.952717 0.289008 vertex -8.97218 0 4.79464 facet normal -8.502237e-01 0.000000e+00 5.264216e-01 facet normal -0.678285 -0.205763 0.705402 facet normal 0.995111 0.0980359 -0.0119751 facet normal -0.982268 0.187482 0 vertex -0.4 3.26571 11.5393 vertex 0.4 3.07081 15.6068 vertex 1.31069 3.16429 6.59 vertex 2.9 0 19 vertex -2.84428 0.565762 19 facet normal 3.839834e-02 4.253891e-03 -9.992535e-01 vertex -1.065783e+02 9.695134e+01 1.020716e+01 facet normal -9.683078e-01 2.497601e-01 0.000000e+00 vertex -9.778748e+01 9.171995e+01 2.655000e+01 facet normal 0.865137 -0.462425 0.194169 facet normal 0.449659 -0.462515 0.764125 facet normal 0.807204 -0.0635895 0.586838 facet normal -0.0376662 0.382433 0.923215 vertex -1.71116 8.83147 3.82299 facet normal -0.106559 -0.137901 0.984697 vertex -5.29418 5.16563 6.86711 facet normal 8.179095e-01 -7.493654e-03 -5.752981e-01 facet normal -4.391291e-002 7.528318e-002 9.961948e-001 facet normal -0.748167 0.309905 0.58669 facet normal -0.096218 0.976244 0.194139 vertex 0 -6.74156 7.03201 vertex -4.64974 -4.64974 7.16319 facet normal -0.365754 0.300169 0.880978 facet normal -0.164775 -0.491639 0.855067 facet normal 1.401090e-16 -6.187274e-16 -1.000000e+00 facet normal -0.954699 -0.292521 0.0546087 facet normal -0.607324 -0.740028 0.288991 facet normal 9.964620e-01 -8.403357e-02 1.343157e-03 vertex -1.045657e+02 9.849792e+01 1.855000e+01 vertex -9.858900e+01 9.181025e+01 2.655000e+01 facet normal -0.466998 0.311849 -0.827443 vertex -2.92547 1.22714 18.7502 facet normal -0.436815 -0.865125 0.246476 vertex -6.7445 0.892525 7.76535 vertex -6.7913 -0.858226 7.56202.

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