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Early Radio |
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| Radio receivers of the 1930s and 1940s were big and heavy in comparison to more compact, modern devices. This was because the less streamlined individual components were wired individually and ran off large, powerful batteries. This view looks through the back of an early radio, showing components such as valves, coils, and the tuning condenser. | ||||||
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| Dorling Kindersley | ||||||
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| Radio | ||||||
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