06. Telegraph and radio

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1

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When did the Met experiment with mobile radio using morse code?

1923

2

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What did the met do in 1923?

Experiment with mobile radio using morse code

3

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What was brought in in 1937?

999 emergency number

4

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When was the 999 emergency number brought in?

1937

5

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What do all police officers carry now and why?

Two way radios for instant communication