monopole antennas Array antennas Loop antennas Aperture antennas Traveling wave antennas Log-periodic antenna Spiral Antenna Horn antenna Adcock antenna Sector...

to the antenna, and the antenna radiates the energy from this current as radio waves. The transmitter also encodes information such as an audio or video...

and telecommunications a dipole antenna or doublet is one of the two simplest and most widely-used types of antenna; the other is the monopole.[full...

A parabolic antenna is an antenna that uses a parabolic reflector, a curved surface with the cross-sectional shape of a parabola, to direct the radio...

volume control and have only the pitch antenna. The theremin uses the heterodyne principle to generate an audio signal. The instrument's pitch circuitry...

connected to an antenna which radiates oscillating electrical energy, often characterized as a wave. They can be received by other antennas connected to...

A Yagi–Uda antenna, or simply Yagi antenna, is a directional antenna consisting of two or more parallel resonant antenna elements in an end-fire array;...

A television antenna, also called a television aerial (in British English), is an antenna specifically designed for use with a television receiver (TV)...

sometimes used by adding an audio transformer to match their impedance with the higher impedance of the driving antenna circuit. A crystal radio tuned...

information carried by them to a usable form. It is used with an antenna. The antenna intercepts radio waves (electromagnetic waves of radio frequency)...