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:
“I have the greatest aversion to being a candidate on a ticket with a man whose record as an upright public man is to be in question—to be defended from the beginning to the end.”
—Rutherford Birchard Hayes (1822–1893)
“To be free in an age like ours, one must be in a position of authority. That in itself would be enough to make me ambitious.”
—Ernest Renan (1823–1892)