inputs.text: step hx350 - used standard horizon radios 10 years 2 research vessels starting hx255 happy switched 350s found thehem suitable well unfortunately hx370 weak point transmit amplifier burns regularly purchased 30 radios 2 years ago sent thehem back least warranty repair cannot complain service promptly repaired thehem sent thehem back done nothing correct problehem receive thehem get used 4 6 months later fail big hassle would not recommend radio due issue one turn transmit power possibly avoid problehem get 5w radio use 3w