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Using both everyday and scientific examples, shows the need for frequency standards in science and engineering, and introduces some of the ways in which frequency can be measured, ranging from water clocks...
The design and application of the sponsor’s type TB gas turbine. Includes sequences shot in works in Qatar, Tunisia, Texas, Argentina and Scotland. Background material for second-year courses in...
Examines active and passive four-terminal networks: their behaviour with regard to input and output voltage and current. Admittance, impedance and hybrid representations are derived.
Operation of the National Control Centre in London which directs the country’s electrical power transmission system.
Shows a day in the life of an American farm, focusing on the coming of electricity to rural districts and the advantages it brings.
Shows the uses of electricity in industry, transport and the home.
Three programmes telling the story of electricity and the history of its discovery and applications. The first programme SPARK, is about the very first scientists who studied electricity. Known as ‘natural...
How is electricity distributed from the power stations to our homes? This resource offers an overview of the National Grid, including how transformers are used to reduce line loss during transmission and to...
Three series on a single DVD with 22 x 15 minute programmes with practical demonstrations. Clear close-up view of experimental procedures though 3D graphic explanations. Part One: Raw materials,...
A film about the importance of electricity commissioned by the Electrical Trades Union.
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