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Listening caution
Selecting fine audio equipment such as the unit you've just pur-
chased is only the start of your musical enjoyment. Now it's time to
consider how you can maximize the fun and excitement your equip-
ment offers. This manufacturer and the Electronic Industries Associ-
ation's Consumer Electronics Group want you to get the most out of
your equipment by playing it at a safe level. One that lets the sound
come through loud and clear without annoying blaring or
distortion--and, most importantly, without affecting your sensitive
We Want You Listening For A Lifetime
Used wisely, your new sound equipment will provide a lifetime of fun
and enjoyment. Since hearing damage from loud noise is often unde-
tectable until it is too late, this manufacturer and the Electronic Indus-
tries Association's Consumer Electronics Group recommend you
avoid prolonged exposure to excessive noise. This list of sound lev-
els* is included for your protection.
*The level used here is different from that displayed on the system's
display.
Decibel
hearing.
Sound can be deceiving. Over time your hearing "comfort level"
adapts to higher volumes of sound. So what sounds "normal" can
actually be loud and harmful to your hearing.
Guard against this by setting your equipment at a safe level BE-
FORE your hearing adapts.
To establish a safe level:
oStart your volume control at a low setting.
Level
30
40
5O
60
70
8O
Example
Quiet library, soft whispers
Living room, refrigerator, bedroom away from traffic
Light traffic, normal conversation, quiet office
Air conditioner at 20 feet, sewing machine
Vacuum cleaner, hair dryer, noisy restaurant
Average city traffic, garbage disposals, alarm clock at two
feet.
oSIowly increase the sound until you can hear it comfortably and
clearly, and without distortion.
Once you have established a comfortable sound level:
oSet the dial and leave it there.
Taking a minute to do this now will help to prevent hearing damage or
loss in the future. After all, we want you listening for a lifetime.
THE FOLLOWING NOISES CAN BE DANGEROUS UNDER CON-
STANT EXPOSURE
90 Subway, motorcycle, truck traffic, lawn mower
100 Garbage truck, chain saw, pneumatic drill
120 Rock band concert infront of speakers, thunderclap
140 Gunshot blast, jet plane
180 Rocket launching pad
Information courtesy of the Deafness Research Foundation.
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