A fast scan submillimeter spectroscopic technique.

Authors :: Petkie, Douglas T.
Goyette, Thomas M.
Bettens, Ryan P.A.
Belov, S.P.
Albert, Sieghard
Helminger, Paul
De Lucia, Frank C.
Source :: Review of Scientific Instruments; Apr97, Vol. 68 Issue 4, p1675, 9p, 2 Diagrams, 3 Charts, 8 Graphs
Publication Year :: 1997
Abstract: Describes the development of a fast scan submillimeter spectroscopic technique which uses a voltage tunable backward wave oscillator (BWO) as a primary source of radiation. Basic spectroscopic system; Key system elements; System attributes; Tube characteristics; Frequency calibration scheme; Power supply scheme; BWO frequency-voltage characteristic.