Hi Kevin: Thanks for the information listed below on the hookup for the MICOR Non-Unified Chassis. I will be converting to your suggestions to include your squelch modification which I really want. Again thanks........ 73 JIM KA2AJH
----- Original Message ----- From: "Kevin Custer" <[EMAIL PROTECTED]> To: <[email protected]> Sent: Monday, April 12, 2004 10:57 PM Subject: Re: [Repeater-Builder] MICOR Pinouts > Comments below: > > Jim Cicirello wrote: > > >Hello to Kevin and the Group: > > > >I have an excellent low split Micor VHF Base Station that I want to > >convert to 2 Meter. I have the contineous duty PA to go with it.I > >have read the excellent article from Kevin K3KKC on conversion using > >the Unified Chassis. Is there any references to the Intermittent Duty > >Stations like I have that uses the RIBBON from the backplane to the > >RX and TX Exciter? The pinouts are completely difference and I am > >looking for the best points for COR, Speaker, Etc. that are described > >for the Unified Chassis. I would presume that all the other mods such > >as the Control Module would be the same. Thanks in advance for the > >help. > >73 JIM KA2AJH > > > > Hi Jim, > > What you have is a Non-Unified Chassis. The fact it is different is not > because it's a intermittent duty station, but simply a different > configuration. Motorola made intermittent and continuous duty models in > both unified and non-unified chassis'. > > Notes for the Non-Unified Chassis Channel Element enable: > > For TX: > Pin 15 of the exciter (T1 select) goes to pin 16 in the ribbon cable. > This ultimately goes to the Remote Control Chassis (backplane board) to > pin 14 on the DC Transfer Module contact pins. Grounding this pin with > a jumper will allow F1 to work. Alternately, if keyed F1 is desired for > the TX element, run a jumper wire from pin 2 of the Station Control > backplane pin to pin 14 of the DC Transfer pins. Note: The DC Transfer > module should be pulled out, as the only module needed is the Station > Control Module. > > For RX: > Pin 2 of the receiver RF - I-F board (R1 select) goes to pin 21 in the > ribbon cable. This ultimately goes to the Remote Control Chassis to pin > 21 of the DC transfer module. Pin 21 of the DC transfer module will > need grounded at all times for the receiver to work. No DC Transfer > module is needed. > > The rest of the conversion should be *basically* the same as what is > written in the article. Realize that most if not all of the signals > required to drive a controller can be found at the backplane where the > Squelch Gate Module interfaces. As the article suggests, I don't care > for the squelch gate module for my applications, but your situation may > be different. > > Hope this helps... > Kevin Custer > > > > > > > > > > > > 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/
