The atmospheric component of El Niño; an oscillation in surface air pressure between the tropical eastern and the western Pacific Ocean waters.

An electronic oscillator circuit in which the oscillation frequency is determined by a tuned circuit consisting of capacitors and inductors.

A device composed of an odd number of NOT gates whose output oscillates between two voltage levels, representing true and false. The NOT gates, or inverters, are attached in a chain; the output of the last inverter is fed back into the first.

plural of Hartley oscillator

plural of ring oscillator

(physics) In solid-state physics, the oscillation of a particle (e.g. an electron) confined in a periodic potential when a constant force is acting on it.

An oscillator that employs a piezoelectric resonator (crystal)

plural of Oudin oscillator

Synonym of Oudin coil

(astronautics) A dangerous oscillation in the fuel or structure of a rocket along the long axis induced by a surge in thrust.