Gordo presents how to work very-long distance VHF and UHF contacts during summertime weather conditions. Tropospheric ducting demos with a laser, shows atmospheric layering, where signals from Texas to Florida boom in every July. Hear the actual recorded sounds of 2500 mile contacts on 432 MHz via tropo, plus 2800 miles contacts on 2 meters! Even a hand held and mobile will work on VHF/UHF tropo, too! Gordo will keep you on the edge of your seats with these live demos!