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Some more, starting over at 14hp Added hard sync to schematic, laid out PCB with exploratory 8hp layout 2x Sockets, all three pins need wires: - clk in - RESET / CASCADE in RESET / CASCADE in RESET / CASCADE in RESET / CASCADE in RESET / CASCADE in - RESET / CASCADE out - GATE out - CLK out - could be done with a half dozen. Reverse Avalanche VCO See http://www.kerrywong.com/2014/03/19/bjt-in-reverse-avalanche-mode/ for the Adafruit Feather 32u4 FONA board, https://learn.adafruit.com/adafruit-feather-32u4-fona Adafruit Feather M0 RFM series of boards, https://learn.adafruit.com/adafruit-feather/feather-specification Footprint for Mini-Circuits case HF1139 (https://ww2.minicircuits.com/case_style/HF1139.pdf) following land pattern PL-230, including GND vias (https://ww2.minicircuits.com/pcb/98-pl236.pdf Footprint for Mini-Circuits case GP1212 (https://ww2.minicircuits.com/case_style/GP731.pdf Footprint for Mini-Circuits case TT1224 (https://ww2.minicircuits.com/case_style/TT1224.pdf) following land-pattern PL-258, including GND-vias (https://ww2.minicircuits.com/pcb/98-pl052.pdf Footprint for Mini-Circuits case YY161 (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 thread nordic raytac nrf52840 nrf52833 Bluetooth Low Energy Module ble module st bluetooth Taiyo Yuden NRF51822 Module Bluetooth RF transceiver SMD style https://www.rfsolutions.co.uk/downloads/1456219226DS-ZETA.pdf Laird Technologies BMI-S-230-F Shielding Cabinet THT 26x26mm WE-SHC Shielding Cabinet THT 51x51mm WE-SHC Shielding Cabinet One Piece SMD 13.66x12.70mm (https://assets.lairdtech.com/home/brandworld/files/Board%20Level%20Shields%20Catalog%20Download.pdf Laird Technologies BMI-S-103 Shielding Cabinet One Piece SMD 29.36x18.50mm (https://assets.lairdtech.com/home/brandworld/files/Board%20Level%20Shields%20Catalog%20Download.pdf Laird Technologies BMI-S-205-F Shielding Cabinet THT 21x21mm WE-SHC Shielding Cabinet One Piece SMD 38.10x25.40mm (https://assets.lairdtech.com/home/brandworld/files/Board%20Level%20Shields%20Catalog%20Download.pdf Laird Technologies BMI-S-230-F Shielding Cabinet Two.

Pin (https://www.nxp.com/docs/en/data-sheet/PCF85063A.pdf#page=48), generated with kicad-footprint-generator.

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