Video

Video

Contributors in Video

Video

A) Modulation of sine wave or “carrier” by varying its frequency in accordance with amplitude variations of the modulating signal. b) Also referring to the North American audio service broadcast over ...

Frequency response

Entertainment; Video

A) The range of frequencies which a piece of equipment can process. b) A system’s ability to uniformly transfer signal components of different frequencies without affecting their amplitudes. This ...

Frequency response curve

Entertainment; Video

The curve relating the variation in output with frequency of a piece of equipment or magnetic tape when the input is kept constant.

Frequency response rolloff

Entertainment; Video

A distortion in a transmission system where the higher frequency components are not conveyed at their original full amplitude. In video systems, this causes loss of colour saturation.

Frequency synthesiser

Entertainment; Video

An electronic circuit that generates a number of frequencies from a fixed-reference frequency. Some frequency synthesisers generate only a relatively small number of frequencies; others generate ...

Fringing

Entertainment; Video

The pickup of extra bass frequency signals by a playback head when reproducing a signal recorded by a head with a wider track configuration, such as playing a full-track tape with a half-track head.