Dmr radio suppliers in 2025: The primary advantage of dual-band mobile ham radios is their versatility. By switching between two bands, users can optimize their communication based on environmental conditions and specific needs. VHF frequencies generally offer longer range and better penetration through obstacles, making them ideal for rural areas. In contrast, UHF frequencies provide clearer signals in urban environments with many buildings, making them suitable for city use. See additional info at handheld radio. This core difference in technology translates into several key advantages for digital radio systems: Enhanced Audio Clarity: Digital signal processing filters out background noise and …