Res"o*na`tor (-n?`t?r), n. (Acoustics)
Anything which resounds; specifically, a vessel in the form of a cylinder open at one end, or a hollow ball of brass with two apertures, so contrived as to greatly intensify a musical tone by its resonance. It is used for the study and analysis of complex sounds.
© Webster 1913
Res"o*na`tor (?), n. [NL. & G.]
Anything that resounds or resonates; specif.:
(a) (Teleg.)
An open box for containing a sounder and designed to concentrate and amplify the sound.
(b) (Elec.)
Any of various apparatus for exhibiting or utilizing the effects of resonance in connection with open circuits, as a device having an oscillating circuit which includes a helix of bare copper wire, a variable number of coils of which can be connected in circuit with a condenser and spark gap excited with an induction coil. It is used to create high-frequency electric brush discharges.
(c) (Wireless Teleg.)
The antenna system and other high-frequency circuits of a receiving apparatus.
© Webster 1913