This allows a station to multi-cast. The sound is just amazing ? clean, pure and crystal-clear. So, its listeners might be able to choose between music from the ?60s, ?70s or ?80s ? on the same station at the same time. meaning it could broadcast two or more programs at the same time.
This means there is not enough "space" to give AM stations the same near-CD quality as FM stations.Naturally, you would be able to hear these stations only if you have an HD receiver.HD Radio and multi-casting or more is really better HD Radio technology is the next big thing because it makes it makes FM stations sound nearly as good as China Precision casting listening to a CD. For example, the radio station you?ve always tuned to for classic rock, might subdivide into classic rock, and reggae, or classic rock and old school hip-hop. But there is enough bandwidth that AM stations will be able to broadcast with the same clarity of signal as one of today?s analog FM stations.
This could change everything you know about radio because it allows stations to do more niche broadcasting, just as cable as brought niche channels to television. This performance boost is expected to make AM radio a better alternative to FM than it has been ? to give you more listening choices.Because HD radio is digital, its signals can be subdivided. If you don't, you'll still hear the same AM or FM station you're used to. It even enables AM stations to sound as good as an FM station today.What?s the difference? While both HD AM and HD FM are digital, AM radio has smaller sections of bandwidth than FM radio.