audio quiz
TRANSCRIPT
Audio Quiz
1.Big microphones are better because they capture more
sound.
False
Depends on what frequencies you are
recording.
2.You always want to mix at about 97 dB
False
This is as loud as a jackhammer.
3. Performing artists get paid for their FM
radio play.
False
Only the person who wrote the song gets FM radio royalties in
the US.
4. The human ear can hear high
frequencies better than low frequencies.
TrueDue to the design of the ear,
low frequencies are not perceived as well as high
frequencies
5. There is no sound in space.
True
Sound cannot exist in a vacuum
6. Sitting in a room with a room noise of -9
dB will slowly make you go crazy.
True
The longest anyone has ever been able to stay
in an anechoic chamber is 45 minutes.
7. It’s ok to get a condenser mic
wet.
False
A condenser mic will short circuit if it gets
wet
8. Sound can move stuff.
True
40,000 Watt Car Basshttp://www.youtube.com/watch?v=ZQjVN13dI10
9. There are multiple frequencies present in
a single piano tone.
True
There are several harmonics present in
addition to the fundamental.
10. Humans can hear up to 20,000 Hz.
True
Humans hear from about 40 Hz to about
20,000 Hz.
11. It is possible for sound to be perceived as becoming quieter as
you walk toward it.
True
It depends on where you stand in the
waveform - at the node or anti-node
12. You can turn your headphones into a
microphone.
True
Headphones and microphones have the same basic mechanical function, just flipped
13. It is possible to have two speakers play the same loud sound at the same level and all
you will hear is silence.
True
This would only work if both speakers were
playing a pure tone in opposite phase
14. It is necessary for a condenser microphone
to use a balanced cable.
True
You should always use XLR cables that are
balanced
15. A4 is always 440 Hz all across the world.
False
In Europe, an orchestral A is usually a little sharp, such as 443
Hz