A giant amplifier exaggerates the sound of a falling feather millions of times over. London.
An amplifying device enables operator to be heard for 3 miles and to guide ships into berth.
Shots of an old fashioned Radio and crystal wireless set.
Lucille Ball demonstrates a method of making sounds from records into words.
Talking roadside electronic equipment talks to drivers through car radio.
The Instruments Electronics Automation Exhibition takes place at Olympia, London.
Guessing game quiz which involves everyday sounds being played over a blank screen.
Muslims in Sarajevo, Belgrade policemen on motorbikes and an all electric orchestra.
Tests are carried out in a soundproof room at Post Office Engineering Research Station.
Great film showing how radio broadcasts are recorded and transmitted.
An informative look at the increasingly respectable juke box and its complex production.
Documentary about Parsons - designer of turbines and generators - good shots of work and science.
Material relating to newsreel story - "Surf Riders' World Title" - 64/4.
Colourful albums from the sixties and seventies