Essentially the most abundant and minimum pricey from the coaxial switches are mechanical, operated by hand by using a knob. The most simple just one would be the A/B switch, with a person enter and two outputs, A and B. Whether it's 3 radios/antenna or usually, you can be sure https://coaxialswitch35702.tinyblogging.com/getting-my-low-noise-amplifier-to-work-78422209