Look for Jeff - AC0C article in May 2012 QST, great article on his development and design of the Network Science Filter for the Yaesu FT2000 for W1AW Great job Jeff! Congrads 73 Rob K0RU - - . . . . . . - - FOC#: 1891 FOG#: 006 SKCC#: 329 FISTS#: 7436 CWOPS#: 478