[Elecraft] Strange problem when switching modes from VFO A to B

[Don Wilhelm]

Jack,

I don't know if it is relevant to your problem, but if you have ESSB 
mode set on, the transmit filter must be the 6 kHz filter instead of the 
2.7 kHz.

73,
Don W3FPR

Jack Colson wrote:
> I have VFO A programmed for CW on each band, VFO B programmed for SSB 
> (makes no difference which sideband ).  Power up the K3 on VFO A then 
> switch over to VFO B and the signal generated is extremely distorted 
> and sounds like it is being transmitted via a very narrow filter.  To 
> correct this problem simply switch the mode from L or USB to CW and 
> back again to L or USB.  Audio is then restored to normal.  I have the 
> filters programmed correctly, the 2.7KHz filter is used for transmit.  
> I am using the ESSB mode with a 4 KHz filter.  This problem is 
> independent of band.
>
> I mentioned this to Gary who passed it onto Lyle and who was unable to 
> make it happen.  I am using firmware 2.38 DSP 1.92.  I am waiting for 
> an update which will fix the turn on audio spike before updating.
>
> Any suggestions ?  It is just a nuisance getting a report of who is 
> that calling!!!
>
> 73,
> Jack, W3TMZ
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