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:
“Some, it seems to me, elect their rulers for their crookedness. But I think that a straight stick makes the best cane, and an upright man the best ruler.”
—Henry David Thoreau (1817–1862)
“Feminism, like Boston, is a state of mind. It is the state of mind of women who realize that their whole position in the social order is antiquated, as a woman cooking over an open fire with heavy iron pots would know that her entire housekeeping was out of date.”
—Rheta Childe Dorr (1866–1948)