Customized version of http://www.thingiverse.com/thing:749887

Created with Customizer! http://www.thingiverse.com/apps/customizer/run?thing_id=749887

Using the following options:

fontname = Stint Ultra Condensed
textstring = KB3LNN
wall = 1
basethickness_percent = 0.1
textsize = 25
RoundedBase = 0
base_radius_add_percent = .1
baseheight_percent = .33
do_shift_font = automatic
shift_font_percent = 0.07
textheight = 20