Upright position or erect position, in a frequency-division multiple access multiplexer, means that a signal is upconverted to the multiplexer band without inverting the frequencies. See inverted position.
Famous quotes containing the words upright and/or position:
“An upright heart does not suspect others; one who suspects others has no upright heart.”
—Chinese proverb.
“People who are in a fortunate position always attribute virtue to what makes them so happy.”
—John Kenneth Galbraith (b. 1908)