We used these connectors to build a 3-way splitter box to enable simultaneous use of FT8 and an amplifier. Can also be used to switch between different antennas if using a separate receive only antenna.
https://www.digikey.com/en/products/detail/cui-devices/MD-80PL100/500830The pins needed to key the amp or antenna switch are active whether the radio settings are in CAT or Linear. The pigtail wires are much easier to work with than the tiny pins.
73,
Bill KO4NR