John, the buttons I have below the shift and width sliders are >< and N, and below them are I/II and /. Are these the buttons you mean? -- View this message in context: http://elecraft.365791.n2.nabble.com/Need-to-shift-8-pole-2-1-filter-tp6273972p6275123.html Sent from the Elecraft mailing list archive at Nabble.com.