Receive the Dec QST this afternoon and in "The Doctor is IN" section he answers a similar question . If I had waited another day, I would not have wasted your time nor bandwidth. . Happy Holidays to all. -- 73's Fernando NF6Q/NNN�JYM San Jose,CA. 95123 Elecraft K2 #233�;KBT2;KAT2;KNB2 CCA #�1187 FISTS #8649 FP #622 <http://pages.sbcglobal.net/nf6q>