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With technology, audio gadgets (like your headphones, mp3 players) have become much more portable. You can easily listening to your favourite music anywhere, anytime.
However, how much do you know about these gadgets that you’re using? Do you know who made them? When are they first invented? Or how they work?
Challenge yourself in this quiz!
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Question of
In 1958, who produced the first stereo headphones?
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John Koss
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John Walkman
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Johnny C. Walkman
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John C. Koss
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Question of
In-ear Earbuds were first devloped for hearing aids?
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True
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False
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Question of
The moving coil driver, more commonly referred to as a ___________ is the most common type used in headphones.
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“dynamic” driver
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“balance” driver
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“mover” driver
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Question of
The first truly successful headphone was developed in _______ by Nathaniel Baldwin?
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1910
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1911
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1912
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Question of
Magnets are use in most headphones and earphones.
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Yes
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No
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Question of
The Sony EFM-117J transistor radio, which was released in ____?
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1963
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1964
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1965
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Question of
The most widely used connector for portable application today is …
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3 mm
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3.5 mm
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4.5 mm
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6.35 mm
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Question of
The government of which country has imposed a limit on all music players sold in the country: they must not be capable of producing more than 100dBA?
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Singapore
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France
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India
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China
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Question of
Does Impedance affect loudness?
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Yes
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No
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Question of
What is a CMoy?
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Brand of headphone
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Component of headphone
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Manufacturer of audio gadgets
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Pocket headphone amplifier
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