I would think it would be treated the same as the change to NBFM in the 70s (60s?) - the radios are lowered in deviation to meet the new specs and everyone is happy. (until you get a close adjacent neighbor)
I think there are still TODAY radios in use that say "Adjusted to NBFM +/- 5 kHz deviation". Joe M. Chuck Kelsey wrote: > I do not have the answer regarding type acceptance. I suggest you ask > that person to back up their statement. > > Chuck > WB2EDV > > > > > ----- Original Message ----- > *From:* w7...@comcast.net <mailto:w7...@comcast.net> > *To:* Repeater-Builder@yahoogroups.com > <mailto:Repeater-Builder@yahoogroups.com> > *Sent:* Saturday, January 17, 2009 4:50 PM > *Subject:* Re: [Repeater-Builder] Re: Are you ready for narrowbanding? > > Hello Group, > > Isn't it true that the radio must be on the "List" of type excepted > units? I have a brochure for the Midland syn1 radio that says it is > capable of the 12.5 kHz splits and "Narrow" dev. (2.5kHz). I was > told that the Syn1 was NOT on the list of type excepted radios. > What about the Moto HT-1000? Have heard that some of the later > serial numbers were narrow band accepted. Is there a list from NTIA > or ???? that tells which radios are going to be "Legal" to use on > narrow band fxs? I guess just because you can change the I.F. > filters, and knock down the deviation, some rigs just won't fly. > > 73's de Tim W7TRH Wa. > >