While UHF frequencies are by far superior in build-up areas, VHF is more suitable when it comes to open areas. With this VHF TETRA radio our customers can enhance their current range and benefit from ...

The behavior of the radio frequencies at the high end of the UHF band and across the microwave and millimeter bands differs from that of the very high frequency (VHF) band and lower frequencies ...

and circuitry to reduce radio frequency (RF) gain. UHF radios differ in terms of range, which is usually measured in miles or kilometers. Some FRS radios and GMRS radios use AA or AAA batteries.