Good thoughts Chuck. I never thought about the two patterns. I have to check and make sure I have your Freq. programmed into my mobile.
73 JIM KA2AJH On Mon, Jul 5, 2010 at 5:32 PM, Chuck Kelsey <wb2...@roadrunner.com> wrote: > > > I'd certainly try single site since you've got the reject filters. It's > certainly easier to manage than split site. With split site, in the hills we > have around here, you are going to get two different coverage areas - one > for TX and another for RX. If it were flatter, it wouldn't make a big > difference, at least in my opinion. You'll want to back the power down and > put fans on it since it's a mobile. I also prefer to tune the antenna to > favor the TX. > > Chuck > WB2EDV > > ----- Original Message ----- > *From:* James Cicirello <ka2...@gmail.com> > *To:* Repeater-Builder@yahoogroups.com > *Sent:* Monday, July 05, 2010 5:19 PM > *Subject:* Re: [Repeater-Builder] MASTR II LOW BAND TUNING > > Hi Again Eric, > > When you get a chance will you look at these duplexers and give me your > opinion? > http://www.radiodata.com/fiplex/products/PDFs/DHV05.pdf > > The duplexer I got with the repeater is the Model DHV-0544.( THE 533 has > been discontinued) > The way I am reading their specs it is 90 dB at 1 MHz, > Anyone else wish to comment, Chuck you have some 6 meter machines too. > I just got these from the owner today and am looking for advice, opinions, > etc. > This is a new product that he spent a lot of bucks on, so I am looking for > opinions, anybody that may have experience with these duplexers, to include > a split site Vs these duplexers. > > Thanks all.... > > 73 JIM KA2AJH Wellsville, N.Y. > > On Mon, Jul 5, 2010 at 2:23 PM, Eric Lemmon <wb6...@verizon.net> wrote: > >> >> >> Jim, >> >> A low-band repeater with a flat-pack duplexer having 90 dB of isolation? >> That's amazing! My low-band repeater uses four 12" diameter cans that each >> stand about five feet tall. >> >> Your MC74AAU33A radio is an M-series 100 watt mobile radio, covered by >> PC-61 >> here: >> < >> www.repeater-builder.com/ge/product-code-indexes/index-pc61-mastr-ii-m-seri >> es-mobiles.pdf> >> >> The transmitter tuning information is covered in LBI-4898, available at >> the >> link I gave you earlier. It is not a full-page version, but it will have >> to >> do until we can borrow a paper copy to scan. If any readers of this list >> have a clean and complete original LBI-4898 that we can borrow for >> full-page >> scanning, please contact me directly at mycall at verizon dot net. >> >> >> 73, Eric Lemmon WB6FLY >> >> >> -----Original Message----- >> From: Repeater-Builder@yahoogroups.com<Repeater-Builder%40yahoogroups.com> >> [mailto:Repeater-Builder@yahoogroups.com<Repeater-Builder%40yahoogroups.com>] >> On Behalf Of James Cicirello >> Sent: Monday, July 05, 2010 9:54 AM >> To: Repeater-Builder@yahoogroups.com <Repeater-Builder%40yahoogroups.com> >> Subject: Re: [Repeater-Builder] MASTR II LOW BAND TUNING >> >> Hi Eric, >> First thanks you for pointing me to the manuals and Don for the NHRC >> Tuning >> site. >> Eric the combination numbers are MC74AAU33A. They came from a trucking >> company and I think they are on 47.XXX. I am taking over the Wellsville >> 53.090 Repeater as the original owner is re-locating. He has a custom >> built >> repeater MASTR II from Repeater Builder going thru a rack mount flat pack >> duplexer with about 90 Db of isolation, but there is also 2 Db of receiver >> loss thru the cans. I have two sites 6 miles apart and I want to try split >> sites using the above mentioned GE as the TX and use the HOT RX on the >> custom Repeater for the RX. I am in hopes that all I have to do is tune >> the >> TX and hook it to the link radio. >> >> 73 JIM KA2AJH >> >> On Sun, Jul 4, 2010 at 8:39 PM, Eric Lemmon >> <wb6...@verizon.net<wb6fly%40verizon.net> >> <mailto:wb6...@verizon.net <wb6fly%40verizon.net>> > wrote: >> >> >> >> Jim, >> >> Perhaps you are not aware that Repeater-Builder has a huge index of >> General >> Electric manuals. Just look at any "Description & Maintenance" >> manual for a >> low-band radio to get the tuning instructions. Since you did not >> specify >> exactly which low-band radio you have, any of these LBIs will >> probably get >> you going: >> <www.repeater-builder.com/ge/lbi-library/lbi-4896.pdf >> <http://www.repeater-builder.com/ge/lbi-library/lbi-4896.pdf> > >> >> <www.repeater-builder.com/ge/lbi-library/lbi-4898g.pdf >> <http://www.repeater-builder.com/ge/lbi-library/lbi-4898g.pdf> > >> >> <www.repeater-builder.com/ge/lbi-library/lbi-30104b.pdf >> <http://www.repeater-builder.com/ge/lbi-library/lbi-30104b.pdf> > >> >> <www.repeater-builder.com/ge/lbi-library/lbi-30293a.pdf >> <http://www.repeater-builder.com/ge/lbi-library/lbi-30293a.pdf> > >> >> >> Please be aware that even a high-split (33 range) radio may need >> modification to perform well in the Amateur 6m band. What is the >> Combination Number of the radio you want to tune? >> >> 73, Eric Lemmon WB6FLY >> >> -----Original Message----- >> From: Repeater-Builder@yahoogroups.com<Repeater-Builder%40yahoogroups.com> >> <mailto:Repeater-Builder%40yahoogroups.com<Repeater-Builder%2540yahoogroups.com>> >> >> [mailto:Repeater-Builder@yahoogroups.com<Repeater-Builder%40yahoogroups.com> >> <mailto:Repeater-Builder%40yahoogroups.com<Repeater-Builder%2540yahoogroups.com>> >> ] On Behalf Of James >> Sent: Sunday, July 04, 2010 3:46 PM >> To: Repeater-Builder@yahoogroups.com <Repeater-Builder%40yahoogroups.com> >> <mailto:Repeater-Builder%40yahoogroups.com<Repeater-Builder%2540yahoogroups.com>> >> >> Subject: [Repeater-Builder] MASTR II LOW BAND TUNING >> >> Hi Guys, >> Is there a link to tuning a low band mastr II? I have googled and >> find all >> kinds of VHF High and UHF but not Mastr II Low. I want to tune to >> six >> meters. >> >> Thanks JIM KA2AJH >> >> >> >> -- >> KA2AJH >> Jim Cicirello >> 181 Stevens Street >> Wellsville, N.Y. 14895 >> (585)593-4655 >> >> > > > -- > KA2AJH > Jim Cicirello > 181 Stevens Street > Wellsville, N.Y. 14895 > (585)593-4655 > > ------------------------------ > > > No virus found in this incoming message. > Checked by AVG - www.avg.com > Version: 9.0.830 / Virus Database: 271.1.1/2983 - Release Date: 07/05/10 > 02:36:00 > > > -- KA2AJH Jim Cicirello 181 Stevens Street Wellsville, N.Y. 14895 (585)593-4655
