Dear Peter, If your budget is $10 for an R.F. Project, spend $1 on the radio and $9 on the antenna.
At least me, if I troubleshoot by replacing parts, I would be missing the fun, experience and learning out of it. Just my 0.02 cents Regards, Edgardo Molina Direccción IPTEL www.iptel.net.mx 52 55 55202444 On Oct 11, 2012, at 7:27 PM, Peter Gottlieb <[email protected]> wrote: > A stupid question, but why would you bother testing an antenna? I would > think with antennas so cheap and labor expensive it would be far more > efficient to make a single site visit and simply replace the suspect antennas > with new ones. > > Peter > > > On 10/11/2012 7:15 PM, Azelio Boriani wrote: >> To test this kind of items, you have to play with DC-blocks and bias-tees. >> Rather tedious but necessary. I know as at times I have to test >> questionable GPS antennae that return after lightning strikes. >> >> On Fri, Oct 12, 2012 at 1:09 AM, paul swed <[email protected]> wrote: >> >>> Magnus what would the possibility be of measuring an 8 way satellite >>> splitter? The $7 wonders with dc pass through. That looks like a very nice >>> network analyzer you have. >>> Regards >>> Paul >>> WB8TSL >>> >>> On Thu, Oct 11, 2012 at 7:05 PM, Magnus Danielson < >>> [email protected]> wrote: >>> >>>> On 10/12/2012 12:16 AM, Azelio Boriani wrote: >>>> >>>>> Please take care that the S14WI is "smart": if it doesn't sense a DC >>>>> current on the antenna port then it reports that to the user ports and I >>>>> think it can even power off the internal amplifier, this can account for >>>>> the observed loss instead of the gain. >>>> I did consider this. but did not have the time and energy to follow that >>>> up at the time. It was only when I got home that I could dig up the >>>> datasheet and manual of the S14WI. Didn't want to fry it in the lab. >>>> >>>> I rather do an incomplete lab quick and safe. I reports warts and all. >>>> >>>> I'll see if I get time to re-do it tomorrow. >>>> >>>> Regardless, I want to get things going. More people than me should be >>> able >>>> to do this. >>>> >>>> >>>> Cheers, >>>> Magnus >>>> >>>> ______________________________**_________________ >>>> time-nuts mailing list -- [email protected] >>>> To unsubscribe, go to https://www.febo.com/cgi-bin/** >>>> mailman/listinfo/time-nuts< >>> https://www.febo.com/cgi-bin/mailman/listinfo/time-nuts> >>>> and follow the instructions there. >>> _______________________________________________ >>> time-nuts mailing list -- [email protected] >>> To unsubscribe, go to >>> https://www.febo.com/cgi-bin/mailman/listinfo/time-nuts >>> and follow the instructions there. >> _______________________________________________ >> time-nuts mailing list -- [email protected] >> To unsubscribe, go to https://www.febo.com/cgi-bin/mailman/listinfo/time-nuts >> and follow the instructions there. >> >> >> ----- >> No virus found in this message. >> Checked by AVG - www.avg.com >> Version: 10.0.1427 / Virus Database: 2441/5324 - Release Date: 10/11/12 > > > _______________________________________________ > time-nuts mailing list -- [email protected] > To unsubscribe, go to https://www.febo.com/cgi-bin/mailman/listinfo/time-nuts > and follow the instructions there. _______________________________________________ time-nuts mailing list -- [email protected] To unsubscribe, go to https://www.febo.com/cgi-bin/mailman/listinfo/time-nuts and follow the instructions there.
