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(https://ww2.minicircuits.com/case_style/YY161.pdf) using land-pattern PL-049, including GND-connections and vias (https://ww2.minicircuits.com/pcb/98-pl049.pdf Ai Thinker Ra-01 LoRa module wireless zigbee 802.15.4 flash crypto ATSAMR21G18 AT45DB041E TECC508A U.Fi Class 4 Bluetooth Module with on-board components Added hard sync (to a clock/gate/trigger input) Quantizer Interfaces to digital components and interconnects between middle and bottom boards. Final work on PCB with on-board components Added hard sync to schematic, laid out PCB with exploratory 8hp layout Add schematic, start on PCB with 2 copper strip SMD 1x05 1.27mm single row Through hole straight socket strip, 1x20, 2.00mm pitch, single row Through hole straight socket strip, 1x20, 2.00mm pitch, 6.35mm socket length, single row Through hole socket strip THT 1x30 1.27mm single row (from Kicad 4.0.7!), script generated Surface mounted pin header THT 1x04 2.00mm single row style2 pin1 right Through hole pin header THT 1x04 2.54mm single row Surface mounted socket strip THT 2x39 1.00mm double row Through hole pin header THT 1x01 1.27mm single row style2 pin1 right Through hole pin header THT 2x33 2.54mm double row Through hole angled socket strip, 2x21, 2.54mm pitch, DIN 41651 / IEC 60603-13, double rows, https://www.tme.eu/Document/4baa0e952ce73e37bc68cf730b541507/T821M114A1S100CEU-B.pdf SMD vertical IDC box header, 2x17, 2.00mm pitch, double rows Through hole angled socket strip SMD 1x30 1.00mm single row style2 pin1 right Through hole straight socket strip, 2x14, 2.00mm pitch, double cols (from Kicad 4.0.7), script generated Through hole angled pin header, 1x29, 2.00mm pitch, single row style1 pin1 left Surface mounted socket.

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