[R-390] Modification?

Tom Norris r390a at bellsouth.net
Thu Oct 19 10:27:58 EDT 2006


On Oct 19, 2006, at 6:26 AM, mikea wrote:

>> On Oct 18, 2006, at 11:14 PM, ToddRoberts2001 at aol.com wrote:
>>> It looks like an R-1247/URR variant of the R-390A...
>>>
> [mikea  sez]
> Don't they also use some R-390 modules because the corresponding  
> R-390A
> modules aren't phase-flat and so would have made the radio less usable
> for D/F-ing?

They use the R-390-like IF deck in the R-725 that's used for DF.

It's not actually an R-390 IF deck in the R-725, but one made for  
it.   Somewhat similar in spec and looks the same, though.  Mark Huss  
was commenting on the receiver a while back.

Tom NU4G


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