Remove one of the coupling loops and replace it with a metal hole plug, the cavity will then turn into a notch.
Place either 1/4 electrical wavelength cable or 1/2 wavelength between the Tee and the cavity if you desire a high pass or low pass peak to the notch. On Thu, Apr 1, 2010 at 9:40 AM, Ken Arck <[email protected]> wrote: > Thanks for the replies folks - some good ideas. > > I should have clarified that the spare T-1500 cavities I have are BP > only. And my plan is to use it as a suck-out (notch) filter. That is > why I was talking about using a T in line with the receive line. > > Ken > ------------------------------------------------------------------------------ > President and CTO - Arcom Communications > Makers of repeater controllers and accessories. > http://www.arcomcontrollers.com/ > Authorized Dealers for Kenwood and Telewave and > we offer complete repeater packages! > AH6LE/R - IRLP Node 3000 > http://www.irlp.net > "We don't just make 'em. We use 'em!" > > > > ------------------------------------ > > > > Yahoo! Groups Links > > > >
