1 When out of the current, swim at an angle--away from the current--towards shore. 2  If you are unable to swim out of the rip current, float or calmly tread water. 3  When out of the current, swim towards shore.
The typical Disklavier is a real acoustic piano outfitted with electronic sensors for recording and electromechanical solenoids for playback. Sensors record the movements of the keys, hammers, and pedals during a performance, and the system saves the performance data as a Standard MIDI File (SMF).
Abbreviation of silicon-controlled rectifier. A semiconductor device with four layers, p-n-p-n, which has an input terminal, or gate, output terminal, or anode, and a terminal common to both called cathode. Used, for instance, as a solid-state switch that turns large amounts of power on and off very quickly. Also called thyristor (2).