Hi Pete,
As you suggest i pointed in the direction of FS2004 configuration problem and found that the problem only occurred with one add-on aircraft that as the radios in the main panel (Seneca II).
Unfortunately this was my default aircraft....
With all the others i tried it works ok so will use them instead.
I wrongly reported the problem as a swap one but in fact it occurs also when changing any radio frequency other than active com1.
For this i located the aircraft in a position covered by 2 vor and checked the correct radial indication.
Anyhow i send the log of a small experience in the end Nav1 as 112.5 active and 112.10 on standby while in both aircraft panel and radio stack displays 110.10 active and 114.30 on standby
Many thanks for the help you provided
Paulo
********* FSUIPC, Version 3.85 by Pete Dowson *********
Running inside FS2004(original release)
User Name="Paulo Gomes"
User Addr="csayg@mail.pt"
FSUIPC Key is provided
WIDEFS not user registered, or expired
[Continuation log requested by user]
Module base=61000000
ClassOptions: UIPCMAIN=FF7F, FS98MAIN=FF7F, FS2KMAIN=FF5E
WeatherOptions(Orig)=4000B627[4000B627]
InitDelay: 0 seconds
WeatherReadInterval=4
LogOptions=00000005
8201373 System time = 13:11:20, FS2004 time = 23:52:46 (21:52Z)
8201373 LogOptions changed, now 00000005 (LogExtras=0)
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8215423 WRITE0 0BE8, 4 bytes: 00 00 00 00 **** there were many line like this that i removed
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