science

ZIZ

ZIZ 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 ZIZ rather than just read about it. In short: ZIZ Broadcasting Corporation (ZBC), commonly referred to as ZIZ, is the national broadcasting service of Saint Kitts and Nevis in the West Indies. Originating in 1935 as the shortwave station VP2LO, it adopted its present-day callsign in 1939 but went off the air shortly after; it relaunched on the AM format in 1961, and expanded to television in 1972.

ZIZ — main illustration — ZIZ — illustration

Key takeaways

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

Reference excerpt

ZIZ Broadcasting Corporation (ZBC), commonly referred to as ZIZ, is the national broadcasting service of Saint Kitts and Nevis in the West Indies. Originating in 1935 as the shortwave station VP2LO, it adopted its present-day callsign in 1939 but went off the air shortly after; it relaunched on the AM format in 1961, and expanded to television in 1972. A government-owned service and a member of the Caribbean Media Corporation (CMC), ZIZ carries its programming across four FM frequencies and one TV channel; the AM outlet remained in operation as late as the 2010s.

History ZIZ is a government-owned national commercial broadcaster, and is also a member of the Caribbean Media Corporation (CMC). Broadcasting in Saint Kitts was introduced with VP2 km, an amateur radio outlet owned by Kenneth Mallalieu, in 1934. VP2 km was succeeded in 1935 by VP2LO, a shortwave station and the territory's first commercial radio service. Airing on 6380 kc. from the town of Basseterre, VP2LO began with 150 watts of transmission power, which was later increased to 500. It was headed by Administrator D.R. Stewart and launched by two sons of his, and was "operated by the ICA Radio Sales & Service Laboratories in conjunction with the Caribbean Broadcasting Service". It adopted the new call sign of ZIZ on 21 January 1939, but sometime after Stewart's death the following month, the original station went off the air. The service returned to the airwaves as an AM outlet on 5 March 1961, serving what was then Saint Kitts-Nevis-Anguilla. Headquartered in the Springfield neighbourhood of Basseterre, it was relaunched with £23,000 in Colonial Development and Welfare funds from 1959, plus an EC$1.25 million loan from Cable & Wireless, under the presence of West Indies Federation Governor-General Lord Hailes. Initially carrying a three-hour evening schedule, the revived ZIZ transitioned to airing across two separate sessions (6:45–10:00 ECT in the morning, and 6:00–10:00 ECT at night) some three years later. The lineup consisted of local shows and imported BBC material; with special programming, a broadcast day could run up to 15 hours. An eponymous 1962 song by The Mighty Saint, a local calypsonian, commemorated the relaunch. Its overnight success was noted by the West India Committee over the next two years, who wrote in 1963 that it had "so rapidly become part of the life of the community that it is hard to imagine public life without it" and in 1964 that the "universally praised" service's programme selection was "imaginative and varied". Although the revived ZIZ started out as a public service, it would soon switch to a revenue-based commercial format to keep it on air, a move that "was received with very great regret by many people" in early 1963 according to the committee. By 1979, its power and daily schedule had respectively expanded to 20 kilowatts (up from 660 watts in earlier years) and 17 hours of programming. In 1984, 60% of ZIZ's schedule was music-oriented; 35% of that amount came from the Caribbean, and the remainder from the U.S. and Europe. ZIZ launched a television division on 3 December 1972; during that decade, it operated one transmitter and four translators across the territory. Throughout the mid-1980s, the station aired 5½ hours of programming every weeknight, and ran a separate telex-based information channel on the island country's newly established cable system. In 2001, its lineup aired from 4:00 till 11:00 p.m., switching to Fox Family programming during off hours; in Nevis, the 7:00–11:00 portion carried material from that island's Information Service. As of 2006, ZIZ was Saint Kitts and Nevis' sole national television channel. Foreign programming accounted for 90% of ZIZ Television's offerings in 1975; with regards to U.S. content, this figure became 60–65% in the 1980s. Around the turn of the 21st century, the local political opposition saw the station as a government mouthpiece and accused it of denying them airtime.

Availability ZIZ's radio programming is broadcast across the FM frequencies 95.9, 96.1, 96.3, and 96.9. The AM feed began transmission on 570 kHz in the 1960s, and was also heard during that period across the British Leeward Islands as well as the neighbouring French and Dutch territories. It later moved to 555 kHz, and remained there as late as the 2010s. The television service, which airs on channel 5, served the entire Leeward archipelago in the 1970s and was included in the mid-1984 launch of the national cable system. In 1989, it was received on channel 9 in northern St. Kitts Island and channel 13 in Nevis.

See also Voice of Nevis, a radio station serving the eponymous island Telecommunications in Saint Kitts and Nevis

Notes

References Inniss, Sir Probyn (1979). Historic Basseterre: The Story of Its Growth. Basseterre, Saint Kitts: Self-published. OCLC 10695770. Daniel, Morven I. Alecia (12 April 2001). American Neocolonialism? The Impact of United States Cable Television on the Culture of St. Kitts (Thesis). Carleton University/National Library of Canada. ISBN 0-612-61320-8. Retrieved 6 October 2024 – via Library and Archives Canada.

Further reading "About Us". ZIZ Online. Retrieved 5 October 2024. "About ZIZ TV". ZIZ Online. Retrieved 5 October 2024.

External links Official website Official site of ZIZ TV

Worked examples

Example 1 — a first encounter with ZIZ

Start with the simplest possible case. Write down what ZIZ 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 ZIZ 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 ZIZ 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 ZIZ

In research: ZIZ 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 ZIZ 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: ZIZ is common in secondary-school and first-year university syllabi. It links to neighbouring topics 1930s establishments in Saint Kitts and Nevis, 1930s in radio, 1961 establishments in Saint Kitts and Nevis, so understanding it makes those chapters shorter.
In everyday life: Look for ZIZ 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 ZIZ in 20 minutes

Read the reference excerpt below once, without taking notes.
Close the page and write down what ZIZ 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 ZIZ out loud to somebody else — or to Teacher Smith in the lgStudy chat.

Frequently asked questions

What is ZIZ in simple terms?

Why does ZIZ 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 ZIZ?

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 ZIZ.

ZIZ