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Of 8 minimum to point at the top edge or circumference using cones or cylinders arranged in a ring arrangement; a challenging PCB and/or print job! See PDF at https://raw.githubusercontent.com/kassu/kassutronics/master/documentation/Quantizer/Quantizer_Build_Docs_1.1A.pdf for explanation about PWM smoothing; essentially a 4-stage RC network but with an eye towards doing it all in one module with integral chip antenna (http://ww1.microchip.com/downloads/en/DeviceDoc/60001380C.pdf Cypress EZ-BLE PRoC Module (Bluetooth Smart) 21 Pin Module Digi XBee SMT RF ESP WROOM-02 espressif esp8266ex 2.4 GHz Wi-Fi https://www.espressif.com/sites/default/files/documentation/esp32-s2-wroom_esp32-s2-wroom-i_datasheet_en.pdf 2.4 GHz Wi-Fi and Bluetooth module, https://www.espressif.com/sites/default/files/documentation/esp32-wroom-32d_esp32-wroom-32u_datasheet_en.pdf 2.4 GHz Wi-Fi and Bluetooth combo chip Single 2.4 GHz Wi-Fi Bluetooth external antenna espressif 20*15.4mm 2.4 GHz Wi-Fi Bluetooth external antenna espressif 15.4*15.4mm ESP32-S2-WROVER(-I) 2.4 GHz Wi-Fi https://www.espressif.com/sites/default/files/documentation/esp32-s2-wroom_esp32-s2-wroom-i_datasheet_en.pdf 2.4 GHz Wi-Fi and Bluetooth combo chip https://www.espressif.com/sites/default/files/documentation/esp32-wroom-32_datasheet_en.pdf 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 (http://www.ti.com/lit/ds/symlink/ts3l501e.pdf#page=23), generated with kicad-footprint-generator Molex KK 396 Interconnect System, old/engineering part number: 5273-08A example for new mpn: 39-29-4109, 5 Pins per row (http://suddendocs.samtec.com/prints/hle-1xx-02-xxx-dv-xx-xx-xx-mkt.pdf, http://suddendocs.samtec.com/prints/hle-dv-footprint.pdf), generated with kicad-footprint-generator Samtec HLE .100" Tiger Beam Cost-effective Single Beam Socket Strip, HLE-118-02-xxx-DV-BE-A, 18 Pins (http://www.molex.com/pdm_docs/sd/903250004_sd.pdf), generated with kicad-footprint-generator SMD capacitor, aluminum electrolytic nonpolar, 4.0x5.8mm SMD capacitor, aluminum electrolytic nonpolar, 4.0x5.4mm SMD capacitor, aluminum electrolytic nonpolar, 6.3x5.4mm SMD capacitor, aluminum electrolytic, United Chemi-Con, 8.0x6.7mm SMD capacitor, aluminum electrolytic nonpolar, 3.0x5.4mm SMD capacitor, aluminum electrolytic nonpolar, 6.3x7.7mm SMD capacitor, aluminum electrolytic, United Chemi-Con, 8.0x6.7mm SMD capacitor, aluminum electrolytic, Panasonic F8, 10.0x7.9mm SMD capacitor, aluminum electrolytic nonpolar, 8.0x10.2mm SMD capacitor, aluminum electrolytic, Vishay 1821, 18.0x22.0mm, http://www.vishay.com/docs/28395/150crz.pdf Capacitor SMD 0201 (0603 Metric), square (rectangular) end terminal, IPC_7351 nominal, (Body size source: IPC-SM-782 page 76, https://www.pcb-3d.com/wordpress/wp-content/uploads/ipc-sm-782a_amendment_1_and_2.pdf), generated with kicad-footprint-generator ipc_gullwing_generator.py PQFP, 32 Pin (https://www.nxp.com/docs/en/package-information/SOT401-1.pdf), generated with kicad-footprint-generator Soldered wire connection with double feed through strain relief, for 4 times 2.5 mm² wires, basic insulation, conductor diameter 1.25mm, outer diameter 2.3mm, 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 Connector Phoenix Contact connector footprint for: GMSTBA_2,5/4-G-7,62; number of pins: 11; pin pitch: 3.81mm; Angled; threaded flange || order number: 1777138 12A || order number: 1777141 12A || order number: 1924567 16A (HC Generic Phoenix Contact connector.

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