On Oct 29, 2007, at 7:40 PM, Eric Lemmon wrote: > Bernie, > > Yes, I use MDC1200 coding on every portable and mobile radio in my > fleet. > For convenience, I use the last four digits of the serial number as > its ID > number. All radios use pre-ID with a short beep to let the user > know when > to start speaking.
While this is common in commercial use, do you think the original poster was asking about that type of system, or about systems that attempt to "fingerprint" specific transmitters in Amateur Service so they can review the "fingerprints" later for signs of abuse, or if abuse is suspected? -- Nate Duehr, WY0X [EMAIL PROTECTED]
