DJ0WH

There is no such thing as a full-band mobile antenna on VHF!

There is no such thing as a full-band mobile quarter-wave antenna on VHF. Anyone who is trying to sell you this idea is being dishonest (...

The GP Professional Series If you have seen one of these radios in your customers fleet and they are looking to replace them *BUT* aren...

DP4801e with PMAD4119 Motorola portable two-way radios will either be supplied with a normal-mode helical (a.k.a. rubber ducky) or quar...

Here's a short quiz for technical folk like me. There are no prizes but winners get to take the rest of the day off. Enjoy! If th...

Developed by Motorola in the early 1980s, MDC1200 is a digital signalling system used in analogue FM two-way radio systems. It uses short...

The EVX-261 is an entry level portable radio, designed for users who want to migrate to digital but are faced with budget constraints. S...