alibb
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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You got 5 out of 10 right!
Not so bad
Thank you for taking the quiz, Branka. 🙂
8/10 but many of them were guesses…
Luck is a kind of “skill”!!
Well done there!!
I am okay at standardized tests
A good quiz, dear friend … I have 6 regular ones
Wow! 6!!!
That’s great!!
Thanks for taking the quiz 🙂
You got 5 out of 10 right!
Not so bad
For things like this, it seems like I have to learn from you.
We all learn from Mr. google … lol
Nice quiz….. Interesting
Thank you for taking the quiz 🙂
Five out of ten on this quiz. It was great.
Thank you, Deep for taking the quiz 🙂
You are welcome alibb. I like to learn new things.
Good one, I missed 3 and learned a ton!
OOooo Carol!!
So glad you learn from my quiz!! missing only 3 is GREAT!!
I ah,, I uh,, mm.. Well, I got three correct. It’s okay just pat me on the head. I had one of the first tiny transistors but I thought they were made in 65. lol So close…
*Pats Kim on the head*
Oh, really, you had one of them?
Wow, that’d be soooo cooool!!!
I’ll add 100 to your score, now you’ve got 103!!
I do not use many gadgets, but, this is an interesting quiz.
Thank you, LaJenna.
I’m glad you tried the quiz 🙂
Good quiz, Ali! I got 6/10 🙂
Woohoo!!
Great, Norman!!
Thanks for taking the quiz 🙂
I got 5 correct, so that’s not too bad. I use audio gadgets all the time, but know very little about them!
Woo, 5 is not bad!!
Actually, same here …
oops, I only quite recently did a little more research about them