Thanks Mark, that would help. I am sure it is something minor. I want to try and convert one of these to see just how much work is involved. A project if you will.
Mathew ----- Original Message ----- From: "N9WYS" <[EMAIL PROTECTED]> To: <[email protected]> Sent: Saturday, June 12, 2004 1:09 PM Subject: RE: [Repeater-Builder] Micor 4 Channel Help Needed > Matthew, > > I have a manual for the MICOR mobile radio. (I'm assuming this IS a > mobile?) I'll scan the pages for the wiring pinouts for the control > heads and send them to you. > > Mark - N9WYS > > -----Original Message----- > From: Mathew Quaife [mailto:[EMAIL PROTECTED] > Sent: Saturday, June 12, 2004 1:27 PM > To: [email protected] > Subject: Re: [Repeater-Builder] Micor 4 Channel Help Needed > > Well from what I see, that is what I have, the head that has the volume > and > squelch also has the 4 channel selector with it, as well as the power > button. But if I unhook the the scan head, then the volume goes nuts. > I > have no way of knowing if this was all that was with it, they were just > given to me and nothing is know about them. But you are right, without > the > pinout locations, I am just working in the dark. Want to see if it > works > before I make the attempt to convert it to a repeater. > > Mathew > > ----- Original Message ----- > From: "Kevin King" <[EMAIL PROTECTED]> > To: <[email protected]> > Sent: Saturday, June 12, 2004 10:50 AM > Subject: RE: [Repeater-Builder] Micor 4 Channel Help Needed > > > > it sounds like you do not have all the assy's for the radio. you would > need > > a control group book and a connector tool to rearrange the cables. The > best > > bet is to get the rig over to someone close to you that has a working > test > > setup to check the rig. Or get a non scanning 4 channel cable and head > from > > e-bay. > > > > > > > > Kevin > > > > -----Original Message----- > > From: Mathew Quaife [mailto:[EMAIL PROTECTED] > > Sent: Saturday, June 12, 2004 11:58 AM > > To: [email protected] > > Subject: Re: [Repeater-Builder] Micor 4 Channel Help Needed > > or the > > > > Let me ask this, I have two control boxes on here, the first is the > scan > > head, then there is the actual control head that has the volume > control on > > it. The wires you mention are going to the scan head. If I take Pin > 4 to > > the connector #11 on the scan head, the volume goes sky high. Pin # > 11 on > > the scan box goes to pin 21 on the control cable. Also, what is the > brown > > connector used for? That is where the wire comes from pin # 4 is > going > to. > > > > Mathew > > > > ----- Original Message ----- > > From: "Neil McKie" <[EMAIL PROTECTED]> > > To: <[email protected]> > > Sent: Saturday, June 12, 2004 2:14 AM > > Subject: Re: [Repeater-Builder] Micor 4 Channel Help Needed > > > > > > > > > > Thank you Mike, > > > > > > Neil at 2:14am > > > > > > > > > > > > Mike WA6ILQ wrote: > > > > > > > > Rather than trace everything out, just pop the shell on the > > > > control cable. > > > > > > > > Trace pin 1 and pin 4 up to the head. Pin 1 is ground and is > > > > hooked to the shield of one or more of the coax conductors in > > > > the control cable and ends up on pin 21 of the head. Pin 4 is > > > > frequency 1 and ends up on pin 11 of the head. It is supposed > > > > to be grounded when the frequency switch is in the #1 position. > > > > If you have the wrong head for the cable then the frequency > > > > switch common might not be hooked to pin 1. This is common > > > > in situations where the installation had a channel scan head and > > > > the used equipment vendor gives you a standard head. When > > > > the channel scan board is added the control head frequency > > > > switch common is rewired and connects through the channel > > > > scan board and without the board in place the switch common > > > > isn't grounded. > > > > > > > > So just ohm out the F1 wiring and make sure it's hooked up. > > > > Then make sure that you have good elements in the F1 position. > > > > Depending on the history of the radio you very easily could have > > > > the wrong elements for where the radio is tuned. > > > > > > > > I once picked up a high-range (42-50mhz) low band Micor that > > > > had been a Red Cross radio - tuned to 47mhz. The radio had > > > > mid-range (36-42mhz) elements in it on some fire dept frequency. > > > > The vendor had grabbed a radio, a random head from a bin, a > > > > random cable, a random speaker, a random microphone. As > > > > long as they plugged together he assumed they were compatible. > > > > They weren't. > > > > As it turned out, I had a cable that had been pinned for a head > > > > configuration that had a 8 freq clamshell on the bottom with a > > > > systems 90 box above it. The box had a multiple PL encoder > > > > board and a channel-scan board in it. The radio came with a > > > > 12freq clamshell, the fancy cable, a Mitrek speaker and a bad > > > > microphone. > > > > > > > > It took a while with the Micor mobile book to figure things out. > > > > > > > > By the way, > > > > P901 is the control connector - the front of the radio. > > > > P902 is the connector between the center of the radio with > > > > the exciter. > > > > P903 is the connector between the center of the radio with > > > > the audio-squelch board. > > > > P904 is the connector between the center of the radio with > > > > the receiver. > > > > > > > > Mike WA6ILQ > > > > > > > > At 11:38 PM 6/11/04 -0700, you wrote: > > > > > > > > >Ok, I think I'm getting the picture, it the P-902 the power > connector > > in the > > > > >fron of the radio. On one of them there is a wire that comes > from > the > > board > > > > >by the transmit xtals that goes to the front of the radio, and is > > connected > > > > >to ground. > > > > > > > > > >Mathew > > > > > > > > > >----- Original Message ----- > > > > >From: "Neil McKie" <[EMAIL PROTECTED]> > > > > >To: <[email protected]> > > > > >Sent: Friday, June 11, 2004 9:17 PM > > > > >Subject: Re: [Repeater-Builder] Micor 4 Channel Help Needed > > > > > > > > > > > > > > > > > > > > > > Nope, nope, nope ... > > > > > > > > > > > > Exciter: frequency 1 select wire from the Channel Element on > the > > > > > > circuit board goes to P-902, pin 15. > > > > > > > > > > > > Receiver: frequency 1 select wire from the Channel Element > on > the > > > > > > circuit board goes to P-904, pin 2. > > > > > > > > > > > > Those specific pin numbers must be grounded for the receiver > or > > > > > > exciter to operate properly. The usual policy was to ground > the > > > > > > frequency 1 select on the center board (Control Board) at the > > > > > > factory on all one frequency radios prior to shipment. > > > > > > > > > > > > Neil > > > > > > > > > > > > > > > > > > Mathew Quaife wrote: > > > > > > > > > > > > > > If I understand what you are asking, pin one of each board > is > > ground on > > > > > > > here. There is a ground wire on the power connector that is > > connected > > > > >to > > > > > > > ground. Is this what you are referring to. > > > > > > > > > > > > > > Mathew > > > > > > > > > > > > > > ----- Original Message ----- > > > > > > > From: "Neil McKie" <[EMAIL PROTECTED]> > > > > > > > To: <[email protected]> > > > > > > > Sent: Friday, June 11, 2004 8:16 PM > > > > > > > Subject: Re: [Repeater-Builder] Micor 4 Channel Help Needed > > > > > > > > > > > > > > > > > > > > > > > You may want to determine if the Channel Element > frequency > > select > > > > > > > > wire (one of the pins on the bottom) is properly > grounded. > > > > > > > > > > > > > > > > Look at the bottom of the circuit board immediately > below > the > > > > > > > > Channel Element and locate the one connection that goes > to > the > > edge > > > > > > > > connector P-902 on the Exciter and P-904 on the Receiver. > > > > > > > > > > > > > > > > See that the one wire is grounded. > > > > > > > > > > > > > > > > Neil > > > > > > > > > > > > > > > > Mathew Quaife wrote: > > > > > > > > > > > > > > > > > > Xtal cases seem to be intact, was told they xtals were > still > > in > > > > > > > > > there. Even so, I get no power output, and it does not > even > > > > > > > > > register a frequency on my freq counter. So no output, > and > no > > > > > > > > > input. There is one extra plug at the control head, and > a > > purple > > > > > > > > > wire with a connector on it. > > > > > > > > > > > > > > > > > > Mathew > > > > > > > > > > > > > > > > > > ----- Original Message ----- > > > > > > > > > From: "N9WYS" <[EMAIL PROTECTED]> > > > > > > > > > To: <[email protected]> > > > > > > > > > Sent: Friday, June 11, 2004 5:02 PM > > > > > > > > > Subject: RE: [Repeater-Builder] Micor 4 Channel Help > Needed > > > > > > > > > > > > > > > > > > > I have seen where elements are sent out for > re-crystalling > > > > >(different > > > > > > > > > > freq) and come back with a stick-on label showing the > new > > freq. > > > > >Maybe > > > > > > > > > > the labels came off, revealing a freq that is no > longer in > > the > > > > > > > element? > > > > > > > > > > (I've actually had this happen to me before.) > > > > > > > > > > > > > > > > > > > > Mark - N9WYS > > > > > > > > > > > > > > > > > > > > -----Original Message----- > > > > > > > > > > From: Neil McKie [mailto:[EMAIL PROTECTED] > > > > > > > > > > Sent: Friday, June 11, 2004 2:30 PM > > > > > > > > > > To: [email protected] > > > > > > > > > > Subject: Re: [Repeater-Builder] Micor 4 Channel Help > Needed > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > Perhaps ... > > > > > > > > > > > > > > > > > > > > 1) the Channel Elements are on a frequency that the > radio > > is not > > > > > > > > > > tuned to or ... > > > > > > > > > > > > > > > > > > > > 2) there are no crystals in those Channel Elements > ... > > > > > > > > > > > > > > > > > > > > 3) the ground return for the Channel Elements > selector > > switch in > > > > > > > > > > the control head is not connected to ground - > anywhere. > > > > > > > > > > > > > > > > > > > > Neil > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > Mathew Quaife wrote: > > > > > > > > > > > > > > > > > > > > > > Yes, they are in the 163 Mhz range. When I press > the > mic > > button > > > > > > > > > > > the radio keys up, just no power output. > > > > > > > > > > > > > > > > > > > > > > Mathew > > > > > > > > > > > > > > > > > > > > > > ----- Original Message ----- > > > > > > > > > > > From: "Neil McKie" <[EMAIL PROTECTED]> > > > > > > > > > > > To: <[email protected]> > > > > > > > > > > > Sent: Friday, June 11, 2004 10:44 AM > > > > > > > > > > > Subject: Re: [Repeater-Builder] Micor 4 Channel Help > > Needed > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > Are there any Channel Elements in it? > > > > > > > > > > > > > > > > > > > > > > > > Neil > > > > > > > > > > > > > > > > > > > > > > > > w9mwq wrote: > > > > > > > > > > > > > > > > > > > > > > > > > > I just got a 4 channel micor radio, T73RTN3180B > radio, > > > > >actually > > > > > > > > > > two > > > > > > > > > > > > > radio's and one set on control heads. The radio > comes > > on, > > > > >has > > > > > > > > > > good > > > > > > > > > > > > > volume, and squelch works, but there is no > receiver > > > > >sensitivity, > > > > > > > > > > nor > > > > > > > > > > > > > power ouput. Both radios do the exact same > thing. > > I'm > > > > >thinking > > > > > > > > > > > > > control head, but everything seems to be hooked > up. > > > > > > > > > > > > > > > > > > > > > > > > > > Mathew > > > > > > > > > > > > Yahoo! Groups Links > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > Yahoo! Groups Links > > > > > > > > > > > > > > > > > > > > > > > > > > > > > Yahoo! Groups Links > > > > > > > > > > > > > > > > > > > > > > > > > > Yahoo! Groups Links > > > > > > > > > > > > > > > > > Yahoo! Groups Links > > > > > > > > > > > > Yahoo! Groups Links > > > > > Yahoo! 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