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Setup Add ground fills, fix some clearance issues, make all power traces large 8576ad9482 Added input resistor for sync; placed everything on PCB with on-board antenna Class 2 Bluetooth Module without antenna Low-Power Long Range Transceiver Module THT-16 (https://www.hoperf.com/data/upload/portal/20181127/5bfcbea20e9ef.pdf Low Power Long Range LoRa Transceiver Module LoRa Radio, RF, Module, http://www.hoperf.com/upload/rf/RFM69HW-V1.3.pdf 8 pin DIP socket | | | | C10 | 1 uF tantalum\nYuSynth 1, 10 µF tantalum.\nMFOS 1, 1+15 electrolytic\n1 uF tanty looks better than EL\n(higher output, less leakage)\nbut only by a little. 1 µF \npolyester film looks much \nbetter. Low-Power, Quad-Operational Amplifiers, DIP-14/SOIC-14/SSOP-14 Dual Operational Amplifiers, DIP-8/SOIC-8/TO-99-8"/> 100V 0.15A standard switching diode, DO-35 | | R5 | 1 | LM358.

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