The document is located at this link.. http://www.sasquatchnet.org/kb6mip/download/C71.exe It is a self-extracting zip file, so don't be bothered by the browser asking if you want to run the program...
mike At 01:22 PM 11/15/2005 +0000, you wrote: >Thanks for the info, I'll look for that .doc file, it's always good to >add to the Micor library. > >I cut one end of the diode loose on the interconnect board and guess >what? The COR is now working and TOT card is normal and the Squelch >Gate card now has control of the squelch. I still think this one will >have an excectional receiver since I have yet to fine tune it and I >can break squelch under .2 microvolt. > >Next problem (which I have not started troubleshooting) appears to be >the fact it's not passing audio. I can hear audio on a local speaker I >connected up (receiver 2 does have the 15watt amp). No audio at all is >passing, not even low and muted. > >I also crystaled up transmit last night and I appear to have decent >enough drive out of the exiter but nothing from the PA at all. This >was a working machine when the control wires were cut. It was at a >national airport that was being shut down and was used as a remote >base five stories down in the control tower. > >Any suggested starting points for the lack of audio and PA issues? >I appreciate your help...Don N5MZQ > > >--- In [email protected], "Kevin King" <[EMAIL PROTECTED]> >wrote: > > > > Do a search for this document "C71RCB-2.DOC" it is for the >conversion of a 6 > > meter base. but it does have good note for working with the control > > functions of the station. > > > > Try repeater-builder and google. If you can not locate it give me >your email > > and I will forward it to you. > > > > Kevin King SCSA BSCIS > > ARS KC6OVD > > GMRS KAG0378 > > EIEIO 2722 > > Acworth Georgia > > > > > > -----Original Message----- > > From: [email protected] > > [mailto:[EMAIL PROTECTED] Behalf Of donlspivey > > Sent: Monday, November 14, 2005 9:01 AM > > To: [email protected] > > Subject: [Repeater-Builder] Micor Base To Repeater Conversion Problems.. > > > > > > Although I haven't spent a huge amount of time on what should be a > > simple conversion, I would like to get the opinion of a Micor guhru or > > two. > > > > I'm converting a Micor base to repeater duty. It was originally a dual > > receiver single transmitter intermittant duty machine on 149mhz (yup, > > both receivers on 149.xxx). I'll deal with the limited heat sink on > > xmit and shielding by greatly reduced power and fans if needed. It > > will be carrier squelch for now, it does not have factory PL. I will > > probably modify for a external controller but much later. > > > > The receiver blew my mind. I haven't even tuned it by the book yet and > > I can see it is super sensitive. I hope selectivity will be there too. > > > > My problem is getting it to repeat. I made (I assume) all necessary > > jumpter changes on the modules as well as cage and receiver > > interconnect boards. I can go into xmit manually proving the ptt line > > works. Otherwise, no repeat. I did have one small problem that > > actually may have helped see the whole picture. I lost a diode > > (shorted CR16) on the squelch gate card that send the machine into > > continuous xmit. I killed the pa but left the exciter up to get a > > better look at it. While held in xmit, I noticed that I could set the > > squelch on the SG board like it should be and although not quite > > right, the timeout timer was working. It actually backwards. It times > > out with squelch closed but doesn't when open. Probably due to the > > state of that ptt line. > > > > Anyway. Any ideas as to where to concentrate on to get a better idea > > why I can't get it to repeat. Remember; I could set the squelch > > threshhold on the SG module when that diode held transmit on. > > Otherwise it does nothing. I know I'll slap myself when I find it, but > > maybe one of you guys have already "been there and done that". Thanks > > for your help...Don...N5MZQ > > > > > > > > > > > > > > > > > > Yahoo! Groups Links > > > > > > > > > > > >Yahoo! Groups Links > > > > --------------------------------------------------------------------- Mike Perryman Cavell, Mertz & Davis, Inc. [EMAIL PROTECTED] Consulting Engineers http://www.cmdconsulting.com 7839 Ashton Avenue K5JMP Manassas, VA 20109 USA (703) 392-9090; (703) 392-9559 fax; DC Line (202) 332-0110 --------------------------------------------------------------------- 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/
