i've just searched BAMA and the Viking I/II/VFO122 keyer mod docs are already posted there under "Johnson, KeyerMod", so i will direct everyone that way. tnx, barry carson city, nv -- Barry Tuttleman Carson City, Nevada industrial-related website: http://home.att.net/~btuttleman/barrysite.html electronics-related website: http://home.att.net/~btuttleman2/electron.html