British Universities Film & Video Council

moving image and sound, knowledge and access

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  1. Feedback (1981 Video)

    Subject
    Engineering
    Distribution
    OUT OF DISTRIBUTION, Videocassette. Standard formats. col. 25 min.

    Covers open and closed loop response of a simple amplifier and demonstrates generation of gain/frequency plots. Shows evaluation of feedback fraction and gains/bandwidth product. Demonstrates the effect of...

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  2. Load Line, The (1974 Video)

    Subject
    Physics; Technology
    Distribution
    Sale, Videocassette. Standard formats. b&w. 18 min.

    James Hough demonstrates a graphical method for calculating the behaviour of the transistor, or any other amplifying device, from their static characteristics. He first explains the load line taking the...

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  3. Klystron, The (1968 Film, Video)

    Subject
    Technology
    Distribution
    Film (16mm)

    Gives a simplified explanation of the operation of a two-cavity klystron amplifier. Animated sequences illustrate the operation of the cavity resonators, the bunching of electrons and the amplifying action...

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