[Dstar] No VK3RBA

Wenlock wenlock.burton at three.com.au
Sun Mar 29 17:48:28 EST 2009


Thanks David, um I read the 5.4 offest was to avoid the lipds.  I'll 
side with it being a bit of both depending which end of the band.

Wenlock

David Tilson wrote:
>  >  Caught me out then, I haven't seen any reference to it being 5 
> instead of 5.4mhz.  I'll have to reprogram the IC91AD now.
>
> No problems Wenlock and I'm glad we worked out where the problem was. 
>  
> Australian D-STAR repeaters down at the bottom end of the 70cm 
> repeater segment normally use a 5.4MHz offset, but D-STAR repeaters at 
> the top end of the 70cm repeater segment, eg: 439.8 and above will 
> normally use a 5.0MHz offset to avoid potential LIPD interference on 
> the repeater input frequency. 
>  
> It always pays to check the offset though as a few other Australian 
> D-STAR repeaters have unexpected offsets based on their output 
> frequency, possibly to avoid LIPD interference.
>  
> Cheers,
>  
> davidt, VK3UR
> ------------------------------------------------------------------------
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