Probably the most abundant and the very least high-priced with the coaxial switches are mechanical, operated by hand having a knob. The most basic 1 could be the A/B switch, with one enter and two outputs, A and B. Built to be a two-place coaxial switch, this Diamond CX210A design https://low-noise-amplifier68024.bloggactivo.com/34000083/indicators-on-coaxial-switch-you-should-know