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  • Quadraphonics

    A system of sound recording and reproduction that uses four independent loudspeakers to give directional sources of sound.

  • Quantization

    Conversion of analogue signal amplitudes into digital form (binary numbers).

  • Quasi S-VHS

    System that allows you to replay S-VHS tapes in a VHS recorder.

  • QCIF

    Quarter Common Intermediate Format - QCIF is a video conferencing format that specifies data rates of 30 frames per second (fps), with each frame containing 144 lines and 176 pixels per line. This is 1/4 the resolution of CIF. QCIF support is required by