Hi have you measured the DC volts on load. It maybe the regulator in the psu has gone. As our friend says look at the DC output with a scope and see if it is clean and not have loads of AC .
73 Steve M1SWB ----- Original Message ----- From: "David VanHorn" <[EMAIL PROTECTED]> To: <[email protected]> Sent: Thursday, July 28, 2005 8:01 PM Subject: RE: [Repeater-Builder] Re: MOTOROLA MICOR receiver VHF > > > -----Original Message----- > From: [email protected] > [mailto:[EMAIL PROTECTED] On Behalf Of ANTHONY > Sent: Thursday, July 28, 2005 1:58 PM > To: [email protected] > Subject: [Repeater-Builder] Re: MOTOROLA MICOR receiver VHF > > I AM BACK AGAIN, WITH THE SQUEALING REAPEATER PROBLEM.JUST BY CHANCE > , I HAPPEN TO NOTICE THE AMP METER ON THE POWER SUPPLY WAS DECREASING > IN AMPS FROM WHAT IT WAS PULLING, IT WAS DROPPING BACK TO 5--AMPS OR > LESS, AND WHAT IS HAPPENING IT IS DROPPING BACK IN OUTPUT POWER WHEN > IT IS SQUEALING,WE HAVE IT SET FOR 50--WATTS, AND NOW IT HAD DROPPED > BACK TO 40-WATTS, BUT NO SWR ON THE ANTENNA.AND PUT A DUMMY LOAD ON > THE TRANSMIT SIDE OF MICOR, AND IT IS STILL DOING IT.ANY IDEAS ON > THIS PROBLEM AND HOW TO SOLVE IT????? > > Have you tried a large capacitor, on the DC input? > Maybe 10,000uF or better, low impedance type. ("low esr") > > If I was there, I'd hang a scope on your DC supply line, but I can't do that > remotely :) > > > > > > > > > Yahoo! Groups Links > > > > > > > > > -- > No virus found in this incoming message. > Checked by AVG Anti-Virus. > Version: 7.0.338 / Virus Database: 267.9.7/60 - Release Date: 28/07/05 > > 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/
