P
packet In data communications a set of data in digital format accompanied by control information (such as destination and origin) and error correction bits.
pad Same as attenuator.
padder or padding capacitor A capacitor connected in series with the oscillator tuning capacitor in a superheterodyne receiver to maintain the correct frequency difference between the oscillator and signal-frequency tuned circuits. If the oscillator inductor is fixed, the padding capacitor is a preset component which is adjusted for optimum tracking. Normally, however, the padding capacitor is a fixed component and the oscillator inductance is adjusted for optimum tracking. See tracking, trimming.
page printer A printer which prints a whole page at a time, such ...
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