{ "numMessagesInTopic": 11, "nextInTime": 2287, "senderId": "77uSIyJKrjQ3tjYdjgOJ7Jz76nguX18QR1Q0V0kA0I4nSPL7q4WYREGAac0Wx4mEAg7EH45xhdURrHGfH0ZTqFjAg5NcFypwzE83G9qf", "systemMessage": false, "subject": "Re: Changing bandsplit MPA+Tracking Data", "from": ""iphone.pavan" <iphone.pavan@...>", "authorName": "iphone.pavan", "msgSnippet": "Okay thanks, now i understand a little better, i just have to try then. That was a good idea to install the MPA firmware in the radio since the P400 software", "msgId": 2286, "profile": "iphone.pavan", "topicId": 2282, "spamInfo": { "reason": "3", "isSpam": false }, "replyTo": "LIST", "userId": 528536557, "messageBody": "
--- In GE-Mpa@yahoogroups.com, "Doug Bade" <kd8b@...> wrote:
\n>
\n> That is impossible to answer as it depends on where the radio was tuned to
\n> in the first place. It may or may not have been center tuned to the
\n> bandsplit, it could have been tuned to the high end to optimize for there or
\n> the low end. you need to program it and check it.. undoubtedly the vco will
\n> go into unlock if you move it very far, and the other tuned circuits may be
\n> ok, but I doubt it also. That is why there is detailed alignment
\n> instructions in the manual.
\n>
\n> You may want to install standard MPA firmware into them so you can use
\n> standard MPA tools. The EDACS version of the firmware would allow you to use
\n> windows tools that are a little simpler to deal with. You can program
\n> conventional channels into the EDACS version, you just cannot put EDACS
\n> channels into the conventional versions.
\n>
\n> As far as I know the P400 is same hardware, just different firmware and
\n> programming tools.
\n>
\n> Doug
\n>
\n>
\n>
\n> From: GE-Mpa@yahoogroups.com [mailto:GE-Mpa@yahoogroups.com] On Behalf Of
\n> iphone.pavan
\n> Sent: Monday, May 06, 2013 11:54 AM
\n> To: GE-Mpa@yahoogroups.com
\n> Subject: [GE-Mpa] Re: Changing bandsplit MPA+Tracking Data
\n>
\n>
\n>
\n>
\n>
\n>
\n>
\n> Thanks, actually it is a P400, the European version of MPA. The P400
\n> software doesn't allow to read the personality, only the Tracking data. So
\n> that means that if i write new tracking data to the radio then i have to
\n> make a new personality from scratch.
\n>
\n> Okay, but about the band split, so how much can the band split be changed
\n> without the need for re-alignment? My radio have the 403-423 Mhz band split
\n> chosen now and it is programmed with a couple of channels around 422 Mhz, i
\n> want to chose the 423-443 Mhz band split and program it with channels around
\n> 435 Mhz, do you think that will work without the need for re-alignment?
\n>
\n> Regards.
\n>
\n> --- In GE-Mpa@yahoogroups.com <mailto:GE-Mpa%40yahoogroups.com> , "Doug
\n> Bade" <kd8b@> wrote:
\n> >
\n> > If you change the tracking data you need to read and re-write the
\n> > personality. A tracking table is built in the radio from the tracking
\n> values
\n> > programmed and the personality.
\n> >
\n> >
\n> >
\n> > Depending on how far you move you may or may not need to re-align the
\n> radio.
\n> > You can force a bandsplit change with the programming software on the MPA.
\n> > It will not stop you. Whether the radio can actually work on that
\n> bandsplit
\n> > is a hardware issue and/or tuning.
\n> >
\n> >
\n> >
\n> > Doug
\n> >
\n> >
\n> >
\n> > From: GE-Mpa@yahoogroups.com <mailto:GE-Mpa%40yahoogroups.com>
\n> [mailto:GE-Mpa@yahoogroups.com <mailto:GE-Mpa%40yahoogroups.com> ] On Behalf
\n> Of
\n> > iphone.pavan
\n> > Sent: Monday, May 06, 2013 7:39 AM
\n> > To: GE-Mpa@yahoogroups.com <mailto:GE-Mpa%40yahoogroups.com>
\n> > Subject: [GE-Mpa] Changing bandsplit MPA+Tracking Data
\n> >
\n> >
\n> >
\n> >
\n> >
\n> > If i want to change band split from 403-423 Mhz to 423-443 Mhz, what do i
\n> > need to do more then just change the band split in the software? Does the
\n> > radio need to be trimmed, if yes how to do that? Is there a chance it will
\n> > work without the trimming?
\n> >
\n> > I also wonder if i write Tracking data to the MPA radio does the
\n> personality
\n> > get affected? Can i write the tracking data and my radios
\n> > personality/programming will still be untouched in the radio?
\n> >
\n> > Thanks for some answers.
\n> >
\n> > regards.
\n> >
\n>