2 layers193.5 × 95 mm

RS485 antenna switch v1.2
EI9SP/Remote-Antenna-Switch
Four to one Remote Antenna Switch, Full duplex RS485
90 parts1
Boards in 2 GitHub repositories, designed in KiCad, that use the 2031-23T-SM-RPLF by Bourns (-40℃~+90℃ 1kA 1pF 2 230V 4.4mm 5mm 5mm 650V SMD,5x4.4mm Gas Discharge Tube Arresters (GDT) ROHS). See how each wires it, with its parts, size, README and files; the 2031-23T-SM-RPLF’s symbol, footprint and pinout are on its own page.

EI9SP/Remote-Antenna-Switch
Four to one Remote Antenna Switch, Full duplex RS485

leonardcroce/ArtNet-to-DMX-Converter
Hardware design files for an ArtNet to DMX converter based on STM32.