All works as expected, tnx Graham. Just for grins I will ck output with SA tomorrow. I will run it through a THP amp so low pass will be FB until Alex is ready. Tim W4YN Tim O'Rourke W4YN at ARRL.Net Low Power Amateur Radio Rocks Member of Flying Pigs,ARCI,GQRP,RSGB,ARRL Life Member NHRA Life Member