Connettore 50W VHF 6 Cavità Duplexer N Sintonizzazione GRATIS Radio Ripetizione Nuovo 136 -180Mhz
136~180MHz. This frequency space of this duplexer need to be larger than 3.8mhz, it can not be tuned with split less than that. For example, if the low frequency is 140.00mhz, the high frequency need to be at least 143.8mhz.