science

Timeline of the introduction of radio in countries

Timeline of the introduction of radio in countries is a science topic covered in the lgStudy science library. This page brings together a partial reference excerpt, illustrations, worked examples, real-world applications and a short study plan, so you can understand Timeline of the introduction of radio in countries rather than just read about it. In short: This is a list of when the first radio broadcasts to the public occurred in the mentioned countries and territories. Non-public field tests and closed circuit demonstrations are not referred to; neither are license dates or dates of the official opening.

Key takeaways

Timeline of the introduction of radio in countries belongs to science; place it in that map before memorising details.
Learn the definition first, then one example that makes the definition concrete.
Connect Timeline of the introduction of radio in countries to a quantity you can measure, compute or draw — that is where exam questions come from.
Reproduce the core statement of Timeline of the introduction of radio in countries from memory before moving on to harder problems.

Reference excerpt

This is a list of when the first radio broadcasts to the public occurred in the mentioned countries and territories. Non-public field tests and closed circuit demonstrations are not referred to; neither are license dates or dates of the official opening. Basis for each entry is the time of introduction. Listed are independent countries, dependent territories and territories within a country only if they became independent later or if it is a large country and there is a vast time difference with the introduction in different parts. Each entry comprises: the flag linked to the country or territory, the name of the country or territory and, in parentheses, the designation of the radio station (either by call sign or by name, linked to a main article), its city and some additional information.

History

1910s and 1920s

1930s

1940s

1950s

1960s

1970s

1980s

1990s

2000s

2010s

See also History of radio Table of years in radio List of oldest radio stations Timeline of the introduction of television in countries

References

Bibliography Blin, Bernard. Milestones in radio: the first half century (1895–1945). The UNESCO courier (February 1997), p. 16–21 Radio Review/Radio Listeners Guide (1925–1929), Broadcasting Yearbook (1935–2010), World Radio TV Handbook (1947–) Berg, Jerome S. The early shortwave stations: a broadcasting history through 1945 (2013) radioheritage.net worldradiomap.com (Europe, Americas, Asia, Oceania) Europe: Broadcasting abroad (1934); The media in Europe at Google Books (2004) Africa: Head, Sydney W. Broadcasting in Africa: a continental survey of radio and television at Google Books (1974); Ziegler, Dhyana. Thunder and silence: the mass media in Africa, p. 160–182, at Google Books (1992) Arab world: Boyd, Douglas A. Broadcasting in the Arab world: a survey of radio and television in the Middle East at Google Books (1982) Asia: Sterling, Christopher H. Encyclopedia of radio. Asia (2004); Luthra, H. R. Indian broadcasting at Google Books (1986); McDaniel, Drew O. Broadcasting in the Malay world: radio, television, and video in Brunei, Indonesia, Malaysia, and Singapore at Google Books (1994)

Illustrations

Worked examples

Example 1 — a first encounter with Timeline of the introduction of radio in countries

Start with the simplest possible case. Write down what Timeline of the introduction of radio in countries claims or describes in one sentence, then invent the smallest concrete situation in which that sentence is true. In science, the smallest case is usually a single object, a single equation or a single measurement. Check that every symbol or term in your sentence has a meaning in that case.

Example 2 — changing one variable

Take the situation from Example 1 and change exactly one quantity: double it, halve it, or set it to zero. Predict what should happen to Timeline of the introduction of radio in countries before you calculate. Comparing your prediction with the result is the fastest way to find out whether you understand the idea or only the words.

Example 3 — an exam-style question

Typical questions about Timeline of the introduction of radio in countries ask you to (a) state it precisely, (b) apply it to given data, and (c) explain a limitation. Practise writing all three answers in under five minutes; the third part is what separates a full-mark answer from an average one.

Applications of Timeline of the introduction of radio in countries

In research: Timeline of the introduction of radio in countries appears in science research whenever the underlying quantities have to be modelled precisely. Papers usually cite it as a starting assumption and then explore where it breaks down.
In technology and industry: Engineering practice reuses Timeline of the introduction of radio in countries in design rules, simulations and safety margins. Knowing the idea lets you read a specification sheet and understand why the numbers look the way they do.
In the classroom: Timeline of the introduction of radio in countries is common in secondary-school and first-year university syllabi. It links to neighbouring topics Radio timelines, Technology timelines, so understanding it makes those chapters shorter.
In everyday life: Look for Timeline of the introduction of radio in countries outside the textbook — in sport, cooking, traffic, electronics or the sky above you. An example you found yourself is remembered far longer than one you were given.

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How to study Timeline of the introduction of radio in countries in 20 minutes

Read the reference excerpt below once, without taking notes.
Close the page and write down what Timeline of the introduction of radio in countries means in your own words.
Compare your version with the excerpt and mark what you missed.
Work through the three examples above with pen and paper.
Explain Timeline of the introduction of radio in countries out loud to somebody else — or to Teacher Smith in the lgStudy chat.

Frequently asked questions

What is Timeline of the introduction of radio in countries in simple terms?

Why does Timeline of the introduction of radio in countries matter?

Because it connects several science ideas at once: it gives you a definition you can apply, a quantity you can calculate, and a way to check whether a result is plausible.

How should I study Timeline of the introduction of radio in countries?

Read the excerpt, restate it from memory, then work through the examples and applications listed on this page. The five-step study plan above takes about twenty minutes.

What does this page cover?

It gives you a compact reference excerpt plus original lgStudy explanations, examples, applications and study material on Timeline of the introduction of radio in countries.