As I mentioned in previous posts, I consider the Vertex VX-2200 and the Vertex VX-2100 as great radios for doing APRS and packet radio. But why I like this radios for this kind of amateur radio activities? It's because the radio includes an accessory connector in the back from which you can actually manage the hole radio. Unlike other radios where you need to use at least 2 … [Read more...] about Vertex VX-2200 and VX-2100 accessory connector explained