[Repeater-Builder] Re: GE Mastr II/IDA Controller - Selective COR?
--- In Repeater-Builder@yahoogroups.com, "John J. Riddell" <[EMAIL PROTECTED]> wrote: > Regarding the time out problem in the GE Mastr II, check the repeater > control board, 19D417385 G2 > and add a .01 capacitor from pin 5 of U-1 and U-2 (555 timers) to ground. * I'm not sure if I have the same kind of control board as you are talking about. Mine says 19B234871 P1 Is this board layout the same? Thanks, Derek 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/
[Repeater-Builder] Re: GE Mastr II/IDA Controller - Selective COR?
Thanks much for the info. Just the type of answer I was searching for. I'll try that this weekend. Thanks again, KC4FWC > Regarding the time out problem in the GE Mastr II, check the repeater > control board, 19D417385 G2 > and add a .01 capacitor from pin 5 of U-1 and U-2 (555 timers) to ground. > These were ommitted by GE > for some reason, and if missing can make these timers unstable. > > Quoting the Sams 555 timer applications sourcebook, Page 18: > > "If the control pin (Pin 5) is not used, it is recommended > that it be bypassed to ground with a .01 mfd capacitor to prevent any noise > from altering the calculated pulse width" > > 73 John VE3AMZ Waterloo, Ontario. > 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/
Re: [Repeater-Builder] Re: GE Mastr II/IDA Controller - Selective COR?
It is **not** eleven ... Joe Pedulla wrote: > > So what happened to Mastr IV & V ? > > BTW To the original post, its MASTR II as in MASTR 2 > > -Original Message- > From: mch [mailto:[EMAIL PROTECTED] > Sent: Thursday, July 29, 2004 23:03 > To: Repeater-Builder@yahoogroups.com > Subject: Re: [Repeater-Builder] Re: GE Mastr II/IDA Controller - > Selective COR? > > It's about 24 companies down the acquision road > from what is now M/A-Com, and date is not known. ;-> > They have to get through MASTR VI-X (4-10) first. > > Joe M. > > Coy Hilton wrote: > > > > Who made the MASTR Eleven and what years? :-) (-; > > > Yahoo! Groups Links > > > > > 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/
Re: [Repeater-Builder] Re: GE Mastr II/IDA Controller - Selective COR?
OOOPS! That should have been a IV, not a VI (4, not a 6). Simple typo transposing the 'letters'. Joe M. Joe Pedulla wrote: > > So what happened to Mastr IV & V ? > > BTW To the original post, its MASTR II as in MASTR 2 > > -Original Message- > From: mch [mailto:[EMAIL PROTECTED] > Sent: Thursday, July 29, 2004 23:03 > To: Repeater-Builder@yahoogroups.com > Subject: Re: [Repeater-Builder] Re: GE Mastr II/IDA Controller - > Selective COR? > > It's about 24 companies down the acquision road > from what is now M/A-Com, and date is not known. ;-> > They have to get through MASTR VI-X (4-10) first. > > Joe M. > > Coy Hilton wrote: > > > > Who made the MASTR Eleven and what years? :-) (-; > > > Yahoo! Groups Links > > > > > 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/
RE: [Repeater-Builder] Re: GE Mastr II/IDA Controller - Selective COR?
So what happened to Mastr IV & V ? BTW To the original post, its MASTR II as in MASTR 2 -Original Message- From: mch [mailto:[EMAIL PROTECTED] Sent: Thursday, July 29, 2004 23:03 To: Repeater-Builder@yahoogroups.com Subject: Re: [Repeater-Builder] Re: GE Mastr II/IDA Controller - Selective COR? It's about 24 companies down the acquision road from what is now M/A-Com, and date is not known. ;-> They have to get through MASTR VI-X (4-10) first. Joe M. Coy Hilton wrote: > > Who made the MASTR Eleven and what years? :-) (-; 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/
Re: [Repeater-Builder] Re: GE Mastr II/IDA Controller - Selective COR?
It's about 24 companies down the acquision road from what is now M/A-Com, and date is not known. ;-> They have to get through MASTR VI-X (4-10) first. Joe M. Coy Hilton wrote: > > Who made the MASTR Eleven and what years? :-) (-; 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/
[Repeater-Builder] Re: GE Mastr II/IDA Controller - Selective COR?
Who made the MASTR Eleven and what years? :-) (-; --- In Repeater-Builder@yahoogroups.com, "John J. Riddell" <[EMAIL PROTECTED]> wrote: > We had a similar problem here about 20 years ago on VE3RSOa fully > commercial set-up > Mastr 11 repeater and as I recall it was a 555 timer that needed a .01 Mfd > bypass installed on one of the > leadsI'll try to dig thru my notes to see if it was documented. > It's on one of the boards in the control shelf. > > John VE3AMZ > > > - Original Message - > From: "derek_mcintyre" <[EMAIL PROTECTED]> > To: > Sent: Thursday, July 29, 2004 9:54 PM > Subject: [Repeater-Builder] GE Mastr II/IDA Controller - Selective COR? > > > | I am using a full blown GE Mastr II repeater station with an IDA > | control board (I suppose this is a factory installation). It has a > | speaker on the front, with a volume control and a few selector > | switches, and jumpers on the board which select time out, hang time, > | etc. I have a CW identifier interfaced as well. > | > | I am not using any additional controller with this station and am > | having a strange problem. Quite often, the repeater seems to "drop" > | users. It's not a time-out timer problem. Users will be talking. > | One will un-key, and the next one will pick it up, but the repeater > | will NOT repeat! When he finally unkeys, the next user will pick it > | up and it will work just fine. It's not one user in particular. > | There is no time frame associated with it. It's like the unit has > | selective COS. It drops whoever it wants to. > | > | Is there anything that you can think of that would make this happen? > | I have changed hang times all over the place, even took the time out > | timer to 10 minute mode. In the manual there is a "master" timer but > | I don't think this is a timing issue. If I can't get this > | straightened out, I'll probably wind up having to put an external > | controller on the thing. Any suggestions? > | > | Thanks > | KC4FWC > | > | > | > | > | > | > | > | 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/
