Try a multi coupler on the receivers and a combine on the transmit. 73 Russ, ----- Original Message ----- From: <[EMAIL PROTECTED]> To: <[email protected]> Sent: Friday, January 28, 2005 9:40 PM Subject: RE: [Repeater-Builder] Using two receivers on a UHF repeater
> > With the repeater tx at 444.975, the second receiver would only be 25 khz > away from the repeater transmit frequency! The duplexer wouldn't pass > anything to the receiver at 444.950. > > Bryan > N3ST > > -----Original Message----- > From: ve5sd [mailto:[EMAIL PROTECTED] > Sent: Friday, January 28, 2005 8:04 PM > To: [email protected] > Subject: [Repeater-Builder] Using two receivers on a UHF repeater > > > > > Hi, > > I am looking to use a Sinclair Reslok Q3220E UHF duplexor (insertion loss > of .5 dB and rejection of 65 dB) tuned to 444.975/449.975 mhz. I have a UHF > Master 2 repeater (run 30 watts) and a spare UHF receiver. I plan to have > one receiver tuned to 449.975, the second to 444.950. I also have a high Q > bandpass filter. If I was to run after the duplexor the bandpass filter > tuned to 449.9625, (then a low gain preamp) then a tee then 1/4 wave of > feedline (take in account velocity factor) to each receiver would this work? > Is there a better way to do this? > > The site is at a commercial broadcast site, antenna is at 300 feet (2 bay > folded dipole) and is replacing an exec 2 repeater at the same site, which > works quite well. > > Any ideas or suggestions? > > Derek - VE5SD > > > > > > > > > > Yahoo! Groups Links > > > > > ___________________________________________________________________ > The information contained in this message and any attachment may be > proprietary, confidential, and privileged or subject to the work > product doctrine and thus protected from disclosure. If the reader > of this message is not the intended recipient, or an employee or > agent responsible for delivering this message to the intended > recipient, you are hereby notified that any dissemination, > distribution or copying of this communication is strictly prohibited. > If you have received this communication in error, please notify me > immediately by replying to this message and deleting it and all > copies and backups thereof. Thank you. > > > > > > > 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/
