Kevin, Eric and all the WP-643's work great. And I dont even have the preamp installed and since i am happy with the performace with out the preamp and and the tx to rx range is about equal. It is locked Down and covers on.
Thanks 6 8" cans are the way to go. ----- Original Message ----- From: "Kevin Custer" <[EMAIL PROTECTED]> To: <[email protected]> Sent: Tuesday, March 22, 2005 5:26 AM Subject: Re: [Repeater-Builder] Desense, I'm guessing? > > Eric Lemmon wrote: > > >For those who may not have the Wacom catalog handy, the WP-643 duplexer > >comprises six 8" cavities that are rated at 102 dB isolation at 600 kHz > >spacing, with 2.2 dB insertion loss. Four of the cavities are BpBr, and two are > >bandpass only. The WP-639 duplexer comprises four 5" BpBr cavities that are > >rated at 80 dB isolation at 600 kHz spacing, with 1.5 dB insertion loss. > >Needless to say, the WP-643 is vastly superior to the WP-639 at 2m spacing. > > > >You could use two of the WP-639 cavities for bandpass application, if you > >replaced the single BpBr coupling loop with two Bp loops on each cavity. Try > >the WP-643 in stock form first. > > > > I totally agree with Eric's suggestions. > > Kevin > > > > > > > Yahoo! Groups Links > > > > > > > > --- > [This E-mail scanned for viruses at TNWEB LLC] > > > > > -- > No virus found in this incoming message. > Checked by AVG Anti-Virus. > Version: 7.0.308 / Virus Database: 266.7.4 - Release Date: 3/18/2005 > > -- No virus found in this outgoing message. Checked by AVG Anti-Virus. Version: 7.0.308 / Virus Database: 266.7.4 - Release Date: 3/18/2005 --- [This E-mail scanned for viruses at TNWEB LLC] 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/
