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Questions on a set of equipment used to generate and transmit electromagnetic waves carrying messages or signals, esp. those of radio or television.

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Boost a weak AM transmitter

Try winding wire around a toilet roll, and join a variable capacitor in parallel with the coil. connect the output of the transmitter to one end, and the earth output to the other. …
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Can I make this AM Transmitter circuit a longer range?

Try winding wire around a toilet roll, and join a variable capacitor in parallel with the coil. connect the output of the transmitter to one end, and the earth output to the other. … You must have a correctly tuned aerial for any transmitter to work to the best of its capability. In more more powerful transmitters, a badly matched aerial can burn out your output transistors. …
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