Re: [IRCA] phasing units, then and now

[Don Moman VE6JY <ve6jy.1@xxxxxxxxx>]

The ANAN Sdr series has phasing capability with control built into the
graphical interface.

Don
VE6JY

On Mon, Jul 9, 2018 at 7:06 PM Les Rayburn <les@xxxxxxxxxxxxxxxx> wrote:

> Guy,
>
> I own an SDRPlay RSP-1 Pro and an RSP-2 Pro, still waiting to install them
> and experiment with SDRUno. My plan was to be set up to record the entire
> FM band on I/Q output for this season, but that hasnât happened yet.
>
> Iâm also eying the SDRDuo for the phasing possibilities. This is
> intriguing for both AM and FM DXing and I hope they implement this option
> in the software soon. Also hopeful that Simon will implement this option in
> SDR-Console at some point in the future. How that guy keeps up is beyond
> me!
>
>
>
>
> 73,
>
> Les Rayburn, N1LF
> 121 Mayfair Park
> Maylene, AL 35114
> EM63nf
>
> Member WTFDA, IRCA, NRC. Former CPC Chairman for NRC & IRCA.
>
> Elad FDM-S2 SDR, AirSpy SDR2, SDRPlay RSP-2 Pro, Sony XDR-F1HD, Dennon
> TU-1500RD, Sangean HDT-1, Ray Dees RDS Decoders,
> Korner 9.2 Antenna, FM-6 Antenna, Quantum Phaser, Wellbrook ALA1530 Loop,
> Wellbrook Flag, Clifton Labs Active Whip.
>
> âNothing but blues and Elvis, and somebody elseâs favorite songââ
>
>
> > On Jul 9, 2018, at 1:59 PM, Guy Atkins <dx@xxxxxxxxxxxxx> wrote:
> >
> > Hi Mark,
> >
> > That was an excellent overview of DX hobbyist use of phasers! You covered
> > the early history which I wasn't aware of, as I was mostly DXing on the
> > tropical bands when Gordon Nelson and others did their pioneering work.
> >
> > There is one more phase (LoL) developing now--software based methods
> using
> > coherent dual tuners (or channels).â I'm sure you're aware of Afedri's
> AFE822x
> > SDR-Net device
> > <http://www.afedri-sdr.com/index.php/new-afe822x-sdr-net-dual-channel>.
> It
> > was introduced a couple of years ago, but unfortunately software has not
> > appeared to easily take advantage of phasing. If you jump through a lot
> of
> > hoops and complexities with LINRAD, you can catch a glimpse of the future
> > of software phasing, but it's nothing practical for a DXer's use in my
> > opinion.
> >
> > Much more recently, SDRplay's RSPduo <https://www.sdrplay.com/rspduo/>
> was
> > introduced with its dual tuners. I have one myself, mainly for its future
> > possibilities. I'm hoping that the 14-bit structure and additional front
> > end filters will provide better basic performance than earlier RSP models
> > I've owned.I expect it to be neck-and-neck with the AirSpy HF+ SDRs in a
> > quiet DXpedition setting...maybe not so much in my suburban RF jungle.
> >
> > SDRplay looks to be the most active of all the SDR software developers,
> and
> > they say they fully intend to offer phasing features in a future release
> of
> > SDRuno software. Their activity, enthusiasm, and customer support make me
> > think they are the group most likely to take software phasing out of the
> > laboratory and into the DXer's shack. If he has the time and inclination,
> > Simon Brown of SDR-Console software could implement RSPduo phasing too,
> but
> > he's *not* dropped any hints about this.
> >
> > 73,
> >
> > Guy Atkins
> > Puyallup, WA
> > _______________________________________________
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