How about this ? depending on the size of this coiled coax assembly I would put it in the metal box as Jim mentioned and run a couple of barrel connectors, thru the wall of the box, solder the barrel connector to the box for RF tight seal, and seal the box itself.
M. H. ----- Original Message ----- From: "Jim B." <[EMAIL PROTECTED]> To: <[email protected]> Sent: Tuesday, January 18, 2005 2:11 PM Subject: Re: [Repeater-Builder] Re: Adjacent Channel Noise, how far should it be heard > > Except that RG-174 is NOT 100% shielded, and he is using a duplexer. If > it was mounted in a metal box, and the box was grounded to the exciter > chassis, it *might* work without causing desense...maybe. > -- > Jim Barbour > WD8CHL > > Rogers, Ron wrote: > >> That's easy....just wind up about 25-30 feet of RG-174 coax and install >> that between the 2 watt exciter and the Vocom Amp. That wound up coax >> will give you about a 3 Db loss at 146 mhz and supply only 1 watt to the >> amp instead of the 2 watts. Very simple and highly >> reliable.......nothing to break. >> >> Ron Rogers >> WW8RR >> >> -----Original Message----- >> From: w9mwq [mailto:[EMAIL PROTECTED] >> Sent: Tuesday, January 18, 2005 12:53 PM >> To: [email protected] >> Subject: [Repeater-Builder] Re: Adjacent Channel Noise, how far should >> it be heard >> >> >> >> I want to say thanks to all those that replied on this matter, I >> believe I have it fixed. Found that the deviation had changed and >> was running at about 6 Khz wide. Not sure why, unless a pot had a >> dirty spot on it. Everything looked ok on the spectrum analyzer. >> Someone asked why I was running so much power. Not that I am a >> power hog, but I took off the Motorola PA that everyone said would >> go bad, and replaced it with a Vocom 200 watt amp, just have not >> built a pad large enough to drop the power output. 2 watts drives >> the PA at 200 watts. All that will have to change when the antenna >> goes up at 150 feet. Again, want to say thanks for the quick >> responses. >> >> Mathew >> >> >> And yes the Diamond Antenna is only a temp setup, as it will be >> replaced with a DB224 when the new tower goes up. > > > > > > > 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/
