And they've removed all their radios from it now. It's just sitting there empty.

On 9/1/2020 11:21 AM, Mike Hammett wrote:
*nods*


https://www.bloomberg.com/news/features/2019-03-08/the-gazillion-dollar-standoff-over-two-high-frequency-trading-towers


"In 2016, Jump Trading paid $14 million for the 31-acre plot where the building sits to be close to the CME center."

That 31-acre plot is just above the datacenter in the picture. The only thing they've used it for is that brick building with shrubs around it right at the street.



-----
Mike Hammett
Intelligent Computing Solutions <http://www.ics-il.com/>
<https://www.facebook.com/ICSIL><https://plus.google.com/+IntelligentComputingSolutionsDeKalb><https://www.linkedin.com/company/intelligent-computing-solutions><https://twitter.com/ICSIL>
Midwest Internet Exchange <http://www.midwest-ix.com/>
<https://www.facebook.com/mdwestix><https://www.linkedin.com/company/midwest-internet-exchange><https://twitter.com/mdwestix>
The Brothers WISP <http://www.thebrotherswisp.com/>
<https://www.facebook.com/thebrotherswisp>


<https://www.youtube.com/channel/UCXSdfxQv7SpoRQYNyLwntZg>
------------------------------------------------------------------------
*From: *"Nate Burke" <[email protected]>
*To: *"AnimalFarm Microwave Users Group" <[email protected]>
*Sent: *Tuesday, September 1, 2020 11:11:48 AM
*Subject: *Re: [AFMUG] Ultra low latency PTP

LOL 'Enough Money' These are traders we're talking about. They have bottomless pockets. They'll spend $100M on a project just to see if it works, then abandon it 6 months later. The tower owners we talk to hate these guys, they come in, spend a ton of money on buildouts, then just stop paying rent a few months down the way and abandon everything. They've learned to just charge a lot up front, and these guys will pay it.

On 9/1/2020 10:57 AM, [email protected] wrote:

    Enough money behind it, they might be able to get a channel on
    every HF band.
    You don’t need to send much info to by or sell. I wonder if a
    troposcatter system could be licensed?
    Or launch a stratosphere balloon to use as an analog repeater.
    *From:* Caleb Knauer
    *Sent:* Tuesday, September 1, 2020 9:35 AM
    *To:* AnimalFarm Microwave Users Group
    *Subject:* Re: [AFMUG] Ultra low latency PTP
    Interesting. I’ll check it out.
    On Tue, Sep 1, 2020 at 11:19 AM Nate Burke <[email protected]> wrote:











        It seems most of what I still notice are the Cielo radios.  But

        almost all of the HFT Guys in Chicago have switched over to the

        Ionosphere antennas.  Where they have the huge yagi antennas with

        just a single licensed link back to the Datacenter.  I can
        count 10

        different sites within 15 miles that are using this setup.  One of

        the towers we are on is in the process of installing a 3 antenna

        system, 30'x40' antennas at 100', 125' and 150'.  Single licensed

        radio back to the CME datacenter.





        On 9/1/2020 10:03 AM, Mike Hammett

        wrote:








            There is a whole other class of

            low-latency wireless gear. FEC is removed. ARQ is nowhere
            to be

            found.






            The radios are optimized so that the data spends as few

            picoseconds as possible in the radio.











            -----


            Mike Hammett


            Intelligent Computing

            Solutions <http://www.ics-il.com/>


            
<https://www.facebook.com/ICSIL><https://plus.google.com/+IntelligentComputingSolutionsDeKalb><https://www.linkedin.com/company/intelligent-computing-solutions><https://twitter.com/ICSIL>


            Midwest Internet Exchange <http://www.midwest-ix.com/>


            
<https://www.facebook.com/mdwestix><https://www.linkedin.com/company/midwest-internet-exchange><https://twitter.com/mdwestix>


            The Brothers WISP <http://www.thebrotherswisp.com/>


            <https://www.facebook.com/thebrotherswisp>








            <https://www.youtube.com/channel/UCXSdfxQv7SpoRQYNyLwntZg>




            
------------------------------------------------------------------------


            *From:

            *"Bill Prince" mailto:[email protected]


            *To: *[email protected]


            *Sent: *Tuesday, September 1, 2020 9:47:00 AM


            *Subject: *Re: [AFMUG] Ultra low latency PTP





            All the licensed gear I know of is full duplex, and

            should have near wire speed latency. The latency should be

            proportional to the link distance.








            bp

            <part15sbs{at}gmail{dot}com>





            On 9/1/2020 7:36 AM, Caleb

            Knauer wrote:






                Anybody here up to date on current ultra low latency

                licensed PTP gear?  Like in HFT networks. Trying to round

                up the current players.









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