thanks would anyone have tuneing information Thank you Ian Wells Kerinvale Comaudio mail service 1017, Biloela,4715. www.kerinvalecomaudio.com.au 1-email- [EMAIL PROTECTED] 2-email- [EMAIL PROTECTED] ----- Original Message ----- From: "W9DHI" <[EMAIL PROTECTED]> To: <Repeater-Builder@yahoogroups.com> Sent: Tuesday, August 24, 2004 12:43 PM Subject: RE: [Repeater-Builder] rfi 28-70-41a
> > Actually there is enough tuning to allow you to use their 450-470 units from > about 440 to 480....so it will work for you. I've used the same model > (different Variant) both on a 442 system and on a T Band system at 473. > > > Gregg R. Lengling, W9DHI, Retired > Administrator http://www.milwaukeehdtv.org > K2/100 S#3075 KX1 S# 57 > Member: ARRL, RSGB, RCA, WERA and ORC > > > > -----Original Message----- > From: ian wells [mailto:[EMAIL PROTECTED] > Sent: Monday, August 23, 2004 9:31 PM > To: Repeater-Builder@yahoogroups.com > Subject: Re: [Repeater-Builder] rfi 28-70-41a > > hi eric > i tried emailing txrx on both email addresses and it came back with not > valid > but if the unit is for 450-470mhz then it wont be suitable for 473 and > 478mhz > i thank you for the reply > Thank you > Ian Wells > Kerinvale Comaudio > mail service 1017, > Biloela,4715. > www.kerinvalecomaudio.com.au > 1-email- [EMAIL PROTECTED] > 2-email- [EMAIL PROTECTED] > ----- Original Message ----- > From: "Eric Lemmon" <[EMAIL PROTECTED]> > To: <Repeater-Builder@yahoogroups.com> > Sent: Tuesday, August 24, 2004 12:30 PM > Subject: Re: [Repeater-Builder] rfi 28-70-41a > > > > Ian, > > > > I suspect that the duplexer was made by TX-RX Systems. The "28" > > indicates that it uses the "Vari-Notch" pseudo bandpass circuit, the > > "70" indicates that it is for the 450-470 MHz band, and the "41" is an > > electrical specification of the number, size, and shape of the > > cavities. The "a" indicates a standard 19-inch rack mount. > > > > My TX-RX catalog does not list a "41" variant, so it might be a special > > model. Contact <[EMAIL PROTECTED]> for help in determining the > > specifications of your duplexer. > > > > 73, Eric Lemmon WB6FLY > > > > ian wells wrote: > > > > > > can anyone advise any information on the above diplexer > > > Thank you > > > Ian Wells > > > Kerinvale Comaudio > > > mail service 1017, > > > Biloela,4715. > > > www.kerinvalecomaudio.com.au > > > 1-email- [EMAIL PROTECTED] > > > 2-email- [EMAIL PROTECTED] > > > > > > > > > Yahoo! Groups Links > > > > > > > > > > > > > > > > > > > > > > > > Yahoo! Groups Links > > > > > > > > > > > > > > > > > > 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/
