Since I am interested in the Ultimatic mode and the Bug mode I have on my Pico keyer, can anyone tell me (I am mostly concerned with the KX1 and also the KX3 keyer chip): 1) Do the Elecraft keyer chips have these modes? 2) Is the Elecraft keyer keyer chip (drop-in) upgradable to a Pico Keyer chip? David, k3tue