engineering

PROWLER

PROWLER is a engineering 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 PROWLER rather than just read about it. In short: PROWLER was a mid-1980s experimental robot mobile sentry gun device. The name was an acronym standing for "Programmable Robot Observer With Logical Enemy Response".

Key takeaways

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

Reference excerpt

PROWLER was a mid-1980s experimental robot mobile sentry gun device. The name was an acronym standing for "Programmable Robot Observer With Logical Enemy Response". The Logical Enemy Response was twin M60 machine guns, and a grenade launcher. PROWLER was "the first outdoor robotic sentry/surveillance system." PROWLER was a six-wheeled vehicle with a gun turret and sensor array, resembling a miniature tank, developed from 1983 onwards. The robot was built by Robot Defence Systems (RDS), an American company from Thornton, Colorado, which has since gone out of business.

References

External links U.S. Navy, A Brief History of Robotics in Physical Security, Commander H.R. Everett;

Worked examples

Example 1 — a first encounter with PROWLER

Start with the simplest possible case. Write down what PROWLER claims or describes in one sentence, then invent the smallest concrete situation in which that sentence is true. In engineering, 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 PROWLER 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 PROWLER 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 PROWLER

In research: PROWLER appears in engineering 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 PROWLER 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: PROWLER is common in secondary-school and first-year university syllabi. It links to neighbouring topics Firearm stubs, Military robots, Military vehicle stubs, so understanding it makes those chapters shorter.
In everyday life: Look for PROWLER 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 PROWLER in 20 minutes

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

Frequently asked questions

What is PROWLER in simple terms?

PROWLER was a mid-1980s experimental robot mobile sentry gun device. The name was an acronym standing for "Programmable Robot Observer With Logical Enemy Response".

Why does PROWLER matter?

Because it connects several engineering 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 PROWLER?

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 PROWLER.