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A pulldown resistor after D35. Connect a 100k resistor between the 'K' side of the knob (in mm). If you don't want the hole for mounting screw: ISO 1481-ST 2.2x6.5 C or ISO 7049-ST 2.2x6.5 C or ISO 7049-ST 2.2x6.5 C (http://www.fasteners.eu/standards/ISO/7049/) || order number: 1924431 16A (HC Generic Phoenix Contact connector footprint for: MCV_1,5/14-GF-3.5; number of pins: 02; pin pitch: 3.50mm; Vertical || order number: 1777086 12A || order number: 1924091 16A (HC Generic Phoenix Contact SPT 2.5/11-H-5.0 Terminal Block, 1991008 (https://www.phoenixcontact.com/online/portal/gb/?uri=pxc-oc-itemdetail:pid=1991008), generated with kicad-footprint-generator ipc_gullwing_generator.py eSIP-7C Vertical Flat Package with Heatsink Tab https://ac-dc.power.com/sites/default/files/product-docs/linkswitch-ph_family_datasheet.pdf SIP4 Footprint for Mini-Circuits case BK377 (https://ww2.minicircuits.com/case_style/BK276.pdf Footprint for Mini-Circuits case MMM168, Land pattern PL-225, vias included, (case drawing: https://ww2.minicircuits.com/case_style/CD542.pdf, land pattern drawing: https://ww2.minicircuits.com/pcb/98-pl225.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 RF transceiver SMD style https://www.rfsolutions.co.uk/downloads/1456219226DS-ZETA.pdf Laird Technologies BMI-S-201-F Shielding Cabinet Two Piece SMD 38.10x25.40mm (https://assets.lairdtech.com/home/brandworld/files/Board%20Level%20Shields%20Catalog%20Download.pdf Laird Technologies BMI-S-201-F 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-206-F Shielding Cabinet One Piece SMD 50.8x38.1mm WE-SHC Shielding Cabinet Two Piece SMD 12.70x13.37mm (https://assets.lairdtech.com/home/brandworld/files/Board%20Level%20Shields%20Catalog%20Download.pdf Laird Technologies 97-2003 EZ PEEL Shielding Cabinet One Piece SMD 44.37x44.37mm (https://assets.lairdtech.com/home/brandworld/files/Board%20Level%20Shields%20Catalog%20Download.pdf Laird Technologies BMI-S-205-F 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-205-F Shielding Cabinet THT 61x61mm Signal.

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