If your portables are multiband, and you can set up the repeater to be a "cross band" repeater, as mentioned above, it's a bit simpler to do. Usually no filtering is required and you just need some separation between the antennas. It needs to be different bands, though. So UHF portables to a UHF mobile repeater, then VHF out from the truck. A rugged, portable analog radio repeater site with plug-and-play assembly—The Lite-Link Portable VHF Repeater Package is a rapidly deployable, self-contained repeater site that can be operational within minutes. Designed to extend portable radio range in areas with poor coverage or set-up a dedicated communications network in any location.
If your portables are multiband, and you can set up the repeater to be a "cross band" repeater, as mentioned above, it's a bit simpler to do. Usually no filtering is required and you just need some separation between the antennas. It needs to be different bands, though. So UHF portables to a UHF mobile repeater, then VHF out from the truck.
Baofeng UV5R Repeater: A repeater is a device that can easily "repeat" radio signals and extend the range of radios. Repeaters are normally hundreds of thousands of dollars and are huge towers. Here is a way to make a repeater for $60.Remember never use a radio on a frequ… Each BCR Repeater includes FREE Programming Please include Tx/Rx Frequency, PL Tone In/Out, Station ID, Desired Transmit Output Power within the Special Instructions during checkout. Models Available: BCR-50V 50 Watts VHF (136-174 MHz) BCR-40UA 40 Watts UHF (406-470 MHz) BCR-40UB 40 Watts UHF (450-520 MHz) BCR-540X 40 Watts Crossband U-V, V-U Mobile VHF UHF transceivers like this are often used to work through an amateur radio repeater After the end of one transmission the timers are re-set and a new transmission can start. However, this time no tone burst is normally required to access the amateur radio repeater.