Are you sure it's not MDC-1200 ANI?

"Christopher O'Callaghan" wrote in message
...
Hi,
I run a security buisness radio system.The majority of their radios are
VHF Motorola Brands.The thing is that all of the current installed ones
have a simultaneously multi tone bleep.In other words a number of beeps in
one bleep.I know its confusing.