I have a 432Mhz TE Systems AMP forsale. Last time i used it, about 2 months ago, it worked fine. Has the built in Preamp. No 432 to test it now. It is a 2008 model. Condition is 9 out of ten. Asking $125 shipped. Thanks, John W9RPM -- EMAIL: john at w9rpm.com WEBPAGE: http://www.w9rpm.com/ DX CLUB: http://www.tcdxa.org/ AOL IM: W9RPM YAHOO: W9RPM