also those cheap plastic insulators that melt to a solder iron on PL-259's those too I threw out cannot remember what place had em ! but absolute junk !
Mark Holman Isn't Radio Fun !! ?? ----- Original Message ----- From: "N�ATH" <[EMAIL PROTECTED]> To: <[email protected]> Sent: Sunday, November 28, 2004 1:34 AM Subject: Re: [Repeater-Builder] Coax Question > > The Teflon and silver connectors I have used absolutely will not stay > tight. > Now it says Amphenol or Andrews or it doesn't go to the repeater site. Yes > they "shor do solder purty", I am still wondering about the magic you used > to get the aluminum soldered. Can't imagine that's actually - well you get > the picture. Best of luck - Dave > ----- Original Message ----- > From: <[EMAIL PROTECTED]> > To: <[email protected]> > Sent: Saturday, November 27, 2004 11:14 PM > Subject: Re: [Repeater-Builder] Coax Question > > >> >> I just made some cables for my repeater to replace the RG-213 between >> duplexer and radios. The only double shielded coax I could find locally >> from my "Hook up" was something called Certified Quality Flexi 4XL 8IIA. >> It looks like a flexible version of 9913 with a stranded center conductor >> wraped with the poly thread and what looks like 97% outter braid, I >> don't >> know if it is silver plated or not. The inner shield will not suck solder >> so I am assuming it is aluminum. But I put on some teflon and silver >> plate PL-259s using Kester 2% silver solder and I must say it was the >> easiest solder job I did on a 259. >> >> The antenna feed will remain RG-213 untill I can find either RG-214 or >> some 1/4" LDF1-50A, It is only a 15' run. >> >> I'll let y'all know how they work out. >> >> >> James <[EMAIL PROTECTED]> wrote: >> >>> >>> >>> >>> >>>Foil under braid tends to make noise into duplex systems! The two >>>dissimilar metals against each other move slightly and noise is >>>made.nbsp; >>>Hardline also provides better isolation (another aid in preventing things >>>such as PIM, desense, etc.).nbsp; Noise gets worse at closer split >>>frequencies (ie - 600Kc split 2 meters, 500/1000Kc 6 meter) >>> >>>Inside cabinets, the following are all great (depending on power >>>out)nbsp; >>>1/4" superflex, 1/2" superflex, RG214 (pref silver), RG142, RG400 (142 >>>and >>>400 are very flexible), RG393 (RG8 sized stuff, looks like 142 or 400 >>>though).nbsp; My 2 meter machine has all RG214 since the runs are short. >>>My UHF machines all have short RG142 runs, except the high power output >>>from the amps with 1/2" superflex or RG214. Duplexer to the polyphaser is >>>1/2" superflex on all UHF machines. >>> >>>hope that answered the questions! >>> >>> >>> >>>Scott Overstreet wrote: >>> OK guys ---Inbsp;hear you all sayingnbsp;that hard line is better but >>> none of you have said what is the actual problem with 9913 flex or >>> LMR-400. In other words---What is wrong with a quality foil under braid >>> "100%"shielded foamnbsp;cable and I'm assuming use between receiver >>> andnbsp; duplexer, transmitter and duplexer and duplexer and antenna? >>> nbsp; nbsp;And then the next question that follows is that inside a >>> cabinet full of stuff where 1/2 inch hard line is just to >>> stiff -----what >>> do you suggest ---and in this case assume that we are talking about >>> three >>> or four repeaters----yes, receivers, transmitters, isolators and >>> duplexers all in the same rack cabinet? >>> nbsp; Scott >>> N6NXI >>> >>> >>> >>> >>> >>> >>> >>> >>> >>> >>> >>> >>> >>>--------------------------------------------------------------------------------*Yahoo! >>>Groups Links* >>> To visit your group on the web, go to: >>>http://groups.yahoo.com/group/Repeater-Builder/ >>>nbsp; To unsubscribe from this group, send an email to: >>>[EMAIL PROTECTED] >>>nbsp; Your use of Yahoo! Groups is subject to the Yahoo! Terms of >>>Service. >>> >>> >> >> __________________________________________________________________ >> Switch to Netscape Internet Service. >> As low as $9.95 a month -- Sign up today at >> http://isp.netscape.com/register >> >> Netscape. Just the Net You Need. >> >> New! Netscape Toolbar for Internet Explorer >> Search from anywhere on the Web and block those annoying pop-ups. >> Download now at http://channels.netscape.com/ns/search/install.jsp >> >> >> >> >> >> Yahoo! Groups Links >> >> >> >> >> >> >> > > > > > > > Yahoo! Groups Links > > > > > > > Yahoo! Groups Links <*> To visit your group on the web, go to: http://groups.yahoo.com/group/Repeater-Builder/ <*> To unsubscribe from this group, send an email to: [EMAIL PROTECTED] <*> Your use of Yahoo! Groups is subject to: http://docs.yahoo.com/info/terms/
