That was my thought. Put the amplifier at the remote spot, run coax to it, and use an RS-232 extender for the control lines, if needed.
wunder K6WRU On Mar 9, 2013, at 9:27 AM, Josh Fiden wrote: > Hi Dick, > > 200 ft is not a long distance at HF. If you're already going to run a cable > from the operating position to near the antenna anyway, why not just use a > low loss feedline? LMR400 or equiv is only around -1.5dB at 10m. If that's > unacceptable, you can find 1/2" hardline for much less than your proposed > solutions. > > 73, > Josh W6XU > > On 3/9/2013 8:54 AM, Dick Diddams wrote: >> >> Twice I've written to K3 Support with no response - hence my assumption, 'my >> application can't be done'. Also, my questions are most likely "outside" >> the charter of K3 Support and no response was provided. >> >> >> Reply directly to me, please doesn't clutter the Elecraft Digest with >> needless chatter. (dickdiddams at earthlink.net) >> >> >> The questions asked K3 Support: >> >> "Please recommend articles (manufacturers of hardware performing this >> application) connecting the K3, KPA500, P3 and KAT500 via cable over a >> distance of 200- to 250-ft? My operation is 95% CW, 4% PSK and 1% SSB." >> >> >> >> "Recommend Application Note(s) available for operating a remote station >> operation via cable" >> >> >> >> "Usage of a UHF (1296 MHz as example) link is acceptable - but request >> direction where to locate articles." >> >> >> >> "Which is better hardware to use for this application, the K3/0, or a 2nd >> regular K3 operating in 'terminal mode'?" >> >> >> >> The reason for operating remote, is because the antenna will be located >> about 200-ft from the house. The remote station is in an insulated climate >> controlled room (inside a barn). The remote operating location has 100-amp >> 240-volt service. >> >> >> As a side note, (from your experience), is it simpler for one to use the >> Internet for this application - - - concern when using the Internet is able >> to have full CW break-in. My normal operating speed is about 30 WPM and up >> to 40 WPM. Not sure if there is a limitation on CW speed when operating >> remote. If there is a limitation, what is the maximum CW speed one can use >> when operating remote? >> >> >> My preference is to run a cable (or an UHF link) and not use the Internet >> for the remote operation. >> >> >> If the recommendation is a K3/0 as the preferred hardware to use for remote >> operation, are there "used" Remote Internet System readily available and >> what is a reasonable selling price? 70%, 60%, etc. of the original selling >> price? >> >> >> When you reply directly to me, and if we haven't had previous >> communications, your email will automatically be placed in a Junk Folder >> until it is retrieved and your address has been added to my Address Book. >> Approximately once each day, the "Junk Folder" will be viewed and your >> address will be added to the Address Book. >> >> >> Regards, Dick - W7QHE >> >> dickdiddams at earthlink.net >> >> >> PS - Searching the Internet did not provide answers to my above questions - >> possibly, the questions were not phrased properly! >> >> >> ______________________________________________________________ >> Elecraft mailing list >> Home: http://mailman.qth.net/mailman/listinfo/elecraft >> Help: http://mailman.qth.net/mmfaq.htm >> Post: mailto:Elecraft@mailman.qth.net >> >> This list hosted by: http://www.qsl.net >> Please help support this email list: http://www.qsl.net/donate.html >> > > ______________________________________________________________ > Elecraft mailing list > Home: http://mailman.qth.net/mailman/listinfo/elecraft > Help: http://mailman.qth.net/mmfaq.htm > Post: mailto:Elecraft@mailman.qth.net > > This list hosted by: http://www.qsl.net > Please help support this email list: http://www.qsl.net/donate.html -- Walter Underwood wun...@wunderwood.org ______________________________________________________________ Elecraft mailing list Home: http://mailman.qth.net/mailman/listinfo/elecraft Help: http://mailman.qth.net/mmfaq.htm Post: mailto:Elecraft@mailman.qth.net This list hosted by: http://www.qsl.net Please help support this email list: http://www.qsl.net/donate.html
