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A broadcast transmitter is an electronic device which radiates radio waves modulated with information content intended to be received by the general public. Examples are a radio broadcasting transmitter which transmits audio (sound) to broadcast radio receivers (radios) owned by the public, or a television transmitter, which transmits moving images to television receivers (televisions).
In electronics, an antenna amplifier (also: aerial amplifier or booster) is a device that amplifies an antenna signal, usually into an output with the same impedance as the input impedance. Typically 75 ohm for coaxial cable and 300 ohm for twin-lead cable. An antenna amplifier boosts a radio signal considerably for devices that receive radio ...
Typically a transmitter design includes generation of a carrier signal, which is normally [3] sinusoidal, optionally one or more frequency multiplication stages, a modulator, a power amplifier, and a filter and matching network to connect to an antenna. A very simple transmitter might contain only a continuously running oscillator coupled to ...
Best for Multiple TVs: Antennas Direct 8-Port TV Distribution Amplifier. Upgrade Your Home Theater: ... Antenna amplifiers strengthen the broadcast signal as it goes through your cable, so they ...
A radio-frequency power amplifier (RF power amplifier) is a type of electronic amplifier that converts a low-power radio-frequency (RF) signal into a higher-power signal. [1] Typically, RF power amplifiers are used in the final stage of a radio transmitter , their output driving the antenna .
A Broadcast Electronics transmitter installed at WHJY in Providence, RI. Broadcast Electronics (BE) is a manufacturer of AM and FM transmitters, Marti Electronics STL and RPU equipment, developer of the AudioVAULT radio automation system and parent company to Commotion - a social media company for radio.