This Callsign belongs to the Liga of Radioaficionados of Medellin and was granted in October, 2006 by the Department of Communications of Colombia for the contest CQWW-.SSB For this event we are on the air in the bands of 10-15-20-40-80-160 in SSB. The operators are HK4TZK - HK4GVC -HK4SPO -HK4XDG. If you are interested in knowing brings over of the Liga of Radioaficionados of Medellin please visit the following link: www.hk4lrm.3a2.com