The conventional radios are most suited to companies that operate within the local area and have a high volume of radio traffic.

The turnoffs include just about everything associated with conventional radio.

"I don't want to transmit it over conventional radio."

Aircraft flying within the beam will hear the signal on a conventional radio.

To use the system, the aircraft would tune in the station on a conventional radio.

But Webcasts are similar to conventional radio and do not carry the same risk of being recorded and copied.

Analysts say conventional radio may need to rely more than ever on its advantage over national programmers: local news and commentary.

The program is heard via conventional radio and online in more than 157 countries.

This may point to its exclusion from conventional radio.

Some conventional radios use, or have an option for, a talk-back-on-scan function.