Welcome to the gmars web site please look around! If you are in the claremont area, check out the repeaters page and give us a call. If you have comments, questions, or just want to say hi, we want to hear from you. The green mountain net the green mountain net, founded in the 1950s, is a group of mostly congenial hams meeting on 3933 kilocycles every day except sunday. The net starts at 400 pm local time with a pre-net starting about 60 minutes prior. prince georges county, marylands largest repeater association and one of the largest in the state of maryland. Now in its 50th year! (2021) (l-r) gmra former president, joe nunemaker, kd3vr, and jim cross, wi3n, at the top of the old 146. Free hamradio callbook with very fast xml access for logging programs, recent activity, logsearch, condx prediction, multilanguage support etc. arrl the national association for amateur radio 225 main street newington, ct, 06111-1400 usa tel fax toll-free hqarrl. Org contact arrl the arrl is a member-society and international secretariat of the international amateur radio union. Green mountain radio research company 77 vermont avenue, fort ethan allen, colchester, vermont 05446 u. Introduction this note provides an overview of a new 600-meter (500-khz) amateur band.