2 port automatic antenna switch

Back in the 90s I used a pretty simple 4-port automatic antenna switch built around a logic IC to be QRV with 4 modems and 4 CB radio's on 4...

Built and tested a NinoTNC N9600A3

Recently I bought a PCB, ordered the components, and built myself a NinoTNC N9600A3. Just curious how it would work and perform compared to several old TNCs and the more...