R-420 Atlet-D tropospheric scatter radio. Introduced in 1975 to replace the earlier Atlet system, the unit used two 16 meter diameter antenna. Range per hop was increased to 350 to 400 km (217 to 248 miles)
R-423 Brig-1 tropospheric scatter radio system of 1981.
Ladoga VIP evacuation APC. Built on the chassis and engine of the T-80 tank, the Ladoga was intended to evacuate the Premier of the USSR and other high ranking Kremlin personnel in the event of a WMD attack. A two man crew manning the vehicle could carry up to four VIPs from the Kremlin to the airport in a hermetically sealed environment.