So PSA128 recycled PSA64 cables and got 64 new ones. Do we know which antennas have which?
Saul Aryeh Kohn PhD student University of Pennsylvania ----------------------------------------- ZOO David Rittenhouse Laboratory 209 South 33rd Street Philadelphia PA, 19104 On Fri, Feb 6, 2015 at 10:58 AM, danny jacobs <[email protected]> wrote: > Duh. > So 120ns bounce rcvr to hut.. > > > On Friday, February 6, 2015, David DeBoer <[email protected]> wrote: > >> 500 ft ~ 150m ant to receiver >> >> Sent from my iPhone >> >> On Feb 6, 2015, at 10:50 AM, danny jacobs <[email protected]> >> wrote: >> >> Ant to rcvr are 150 ft ~ 50m, no? >> >> On Friday, February 6, 2015, Matt Dexter <[email protected]> wrote: >> >>> RX to bulkhead cables >>> SMAM-LMR240-SMAM-50-CT1 >>> www.fieldcomponents.com >>> >>> SMA Straight Male Crimp Plug on LMR240 to SMA Straight >>> Male Plug 50 Feet Long >>> Connectors will be Passivated Stainless Steel >>> Rubber caps will be put on the ends of the SMA Connectors >>> Labels will be black shrink with white lettering on the 256 >>> cables that require labels. Labeled on Both Ends >>> The last 32 cables will have a >>> white blank label on both ends of the cable >>> VSWR 1.35:1 at 4 Ghz >>> >>> LMR240 is 1.21ns/ft >>> 1.21 * 50 = 60.5 ns one way. >>> >>> On Fri, 6 Feb 2015, Chris Carilli wrote: >>> >>> Date: Fri, 06 Feb 2015 08:37:56 -0700 >>>> From: Chris Carilli <[email protected]> >>>> To: [email protected] >>>> Subject: Re: memo on PAPER 128 autocorrelations >>>> >>>> 6MHz = 50m reflection. what in the system is 25m or 50M round trip? >>>> cables from receivorator to bulkhead? >>>> >>>> cc >>>> >>>> >>>> >>>> On 02/05/2015 01:55 PM, Jonathan Pober wrote: >>>> >>>>> Hi everyone, >>>>> >>>>> I had a little bit of time today to do some writing, and so jotted >>>>> down some of the things we noticed looking at the PSA 128 data back in >>>>> January. There are two sections: (1) looking at a 6 MHz ripple that now >>>>> shows up in all of our autocorrelation spectra, and (2) looking into >>>>> Omnical's ability to identify and flag antennas on an initial run. I'm >>>>> sending this email to the PAPER list, but since this is essentially the >>>>> exact hardware that will become HERA in 2 months, this may make sense as a >>>>> HERA memo. I leave it to the powers that be to decide. >>>>> >>>>> Jonnie >>>>> >>>> >>>> >>>> >>>> >>> >> >> -- >> Sent from Gmail Mobile >> >> > > -- > Sent from Gmail Mobile >
