µµF
Translingual
Symbol
µµF
- (metrology, dated) Symbol for the micromicrofarad, an SI unit of electrical capacitance equal to 10−12 farads (now known as the picofarad, symbol pF).
- 1948, Nathan Marchand, “Frequency-Modulation Receivers”, in Frequency modulation; fundamentals, apparatus, servicing, New York; Toronto: Murray Hill Books, Inc., page 276:
- The de-emphasis network, consisting of a 220,000-ohm resistor and a 560-µµf capacitor in the output of the discriminator, provides the necessary amount of de-emphasis.
-
Usage notes
- The SI unit system no longer permits compound prefixes.