[Skimmertalk] Return of the dreaded double signals !

Bob Wilson, N6TV n6tv at arrl.net
Sat Dec 21 15:20:54 EST 2019


On Sat, Dec 21, 2019 at 8:52 AM Andrew O'Brien <k3ukandy at gmail.com> wrote:

> after a year or so of working well , CW Skimmer now produces double
> signals in the waterfall , and a notch-like gap in between the double
> signal. I had this problem before but can’t remember what the fix was . No
> notches on , IQ L-R set .
> Anyone have suggestions ? Using an Icom 7610 and Windows 10.

Here's how you solved it before:

On Sun, Aug 26, 2018 at 10:11 AM Andrew O'Brien <k3ukandy at gmail.com> wrote:

> FYI, I now have CW Skimmer working well with the 7610, Omni Rig, HDSDR and
> CW Slimmer. I suspect the earlier issues were due to IQ not being set up
> correctly in HDSDR and possibly related to fact that I had the Icom USB 3.0
> port plugged in to only a USB 2.0 port on the computer!
> So, if anyone asks .. CW Skimmer CAN be used with an Icom 7610 if they
> have 1.20 firmware and the HDSDR extIO.dll .  I used "softrock-if" setting
> for the radio.  Several people on icom furms insist I am supposed to use
> "SoftRock" , but as you would expect... "SoftRock-IF" is the better option.
> Andy K3UK
> On Sat, Aug 25, 2018 at 11:38 AM Andrew O'Brien <k3ukandy at gmail.com>
> wrote:
>> Me again.  Now that Icom have updated their firmware to allow I/Q out for
>> the Icom 7610, I decided to get back to using CW Skimmer. My old issue of
>> seeing DOUBLE cw images in the CWS waterfall persists.  I wonder if you
>> have any thoughts on this?  See the brief video illustration at
>> https://tinytake.s3.amazonaws.com/pulse/k3ukandy-gmail/attachments/8602471/TinyTake25-08-2018-11-32-51.mp4
>> Andy K3UK
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