TY JOUR TI SPECTRAL RATIO PYROMETER USING AN ANALOG VOLTAGE DIVIDER KW physical KW fundamentals KW functional KW scheme KW pyrometer KW spectral KW divider JO Alternative energy sources in the transport-technological complex: problems and prospects of rational use of AU Pokhlebaev, D.. AU Bandurko, R.. PY 2016 IS 3 PB FSBE Institution of Higher Education Voronezh State University of Forestry and Technologies named after G.F. Morozov