On Sunday, June 17, 2018, WSSM members set out on a coordinated mountain topping expedition in order to learn more about the range limits of DMR simplex. The longest distance contact achieved was between Mt. Equinox, VT and Saint-Jean-Sur-Richelieu, QC – a distance of: 151.13 mi / 243.22 km (UHF), and the second longest was between Mt. Greylock, MA and Mt. Washington, NH – a distance of: 145.56 mi / 234.25 km (both VHF and UHF).
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