[Elecraft] Simulated stereo

[Ray]

The K3 Does have a Similar Ckt.
Press the AFX button on the Key pad.

WA6VAB  K3


From: Victor Rosenthal 4X6GP
Sent: Sunday, December 26, 2021 12:28 PM
To: Julia Tuttle; jerry
Cc: Elecraft
Subject: Re: [Elecraft] Simulated stereo

Yes, that would be great. The K3 doesn't do that, unfortunately.
The K2 and my other non-Elecraft rigs don't have the 'presence' that the 
K3 gets from the ability to insert a slight delay on one side.

73,
Victor, 4X6GP
Rehovot, Israel
CWops #5
Formerly K2VCO
https://www.qsl.net/k2vco/
On 26/12/2021 19:57, Julia Tuttle wrote:
> I thought this was one of the stereo effects the KX3 did already.
> 
> On Sun, Dec 26, 2021, 12:52 jerry <jerry at tr2.com <mailto:jerry at tr2.com>> 
> wrote:
> 
>     So how about a stereo effect where the position of the signal
>     depends on
>     its frequency?
>     Low frequencies on the left, high to the right.  A linear progression
>     across
>     your head?
> 
>                        - Jerry KF6VB
> 
> 
>     On 2021-12-25 22:59, Victor Rosenthal wrote:
>      > I'll try that. I was also thinking some kind of reverb device
>     could be
>      > used to insert a variable delay on one side.
>      >
>      > 73,
>      > Victor, 4X6GP
>      > Rehovot, Israel
>      > CWops #5
>      > Formerly K2VCO
>      > https://www.qsl.net/k2vco/ <https://www.qsl.net/k2vco/>
>      >
>      > On 26/12/2021 3:47, Joe Subich, W4TV wrote:
>      >>
>      >> On 2021-12-25 6:46 PM, Douglas Hagerman via Elecraft wrote:
>      >>
>      >>> Some of the various Heil headphones, including the one on the
>      >>> Elecraft site, have a switch that passively selects between
>     mono and
>      >>> simulated stereo by changing the phase between the two sides.
>      >>
>      >> Any *Stereo* headphones can accomplish the same thing by simply
>     adding
>      >> a DPDT switch wired to reverse the connections (invert polarity) to
>      >> one of the two ears.
>      >>
>      >> 73,
>      >>
>      >>    ... Joe, W4TV
>      >>
>      >>
>      >> On 2021-12-25 6:46 PM, Douglas Hagerman via Elecraft wrote:
>      >>>>
>      >>>> The K3 (and I think the KX3 and K4) has a simulated stereo
>     function
>      >>>> which allows you delay the audio to one channel slightly, which
>      >>>> makes
>      >>>> signals seem to stand out from the noise. I believe that the
>     radios
>      >>>> newer than the K3 also have the ability to create stereo
>     separation
>      >>>> by
>      >>>> pitch, which helps in picking out CW signals in QRM.
>      >>>>
>      >>>> My question is: is there some kind of device that you can get
>     that
>      >>>> will
>      >>>> take the monaural audio from a non-Elecraft radio or a K2 and
>      >>>> produce
>      >>>> similar effects?
>      >>>> -- 73,
>      >>>> Victor, 4X6GP
>      >>>> Rehovot, Israel
>      >>>> CWops #5
>      >>>> Formerly K2VCO
>      >>>> https://www.qsl.net/k2vco/ <https://www.qsl.net/k2vco/>
>      >>>
>      >>> Some of the various Heil headphones, including the one on the
>      >>> Elecraft site, have a switch that passively selects between
>     mono and
>      >>> simulated stereo by changing the phase between the two sides. It
>      >>> basically seems to widen the perceived space of the sound source,
>      >>> possibly helpful.
>      >>>
>      >>> Doug, W0UHU.
>      >>>
>      >>
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