Radio Shack 33-1113 User Manual
© 1997 Tandy Corporation.
All Rights Reserved.
Optimus and RadioShack are registered trademarks used by Tandy Corporation.
Cat. No. 33-1113
Nova-13 Stereo Headphones
Your Optimus Nova-13 Stereo Head-
phones deliver a wide frequency re-
sponse in an extremely lightweight
design. They are ideal for use with
portable CD players, pocket-sized
cassette players, or even your home
stereo system. The adjustable head-
band accommodates any head size or
shape for a comfortable fit.
phones deliver a wide frequency re-
sponse in an extremely lightweight
design. They are ideal for use with
portable CD players, pocket-sized
cassette players, or even your home
stereo system. The adjustable head-
band accommodates any head size or
shape for a comfortable fit.
The frequency response is 20–20,000
Hz. The impedance is 32 ohms
Hz. The impedance is 32 ohms
±
15%.
Total harmonic distortion is less than
3% at 98 dB SPL 1 kHz. The diameter
of each speaker is 1
3% at 98 dB SPL 1 kHz. The diameter
of each speaker is 1
3
/
16
inches (30
mm).
High Energy Elements — deliver
professional quality sound in a light-
weight package.
professional quality sound in a light-
weight package.
Soft Foam Earcushions — let you
listen in comfort.
listen in comfort.
6
1
/
2
-Foot (2-Meter) Standard Cord
with
1
/
8
-Inch Plug — provides free-
dom of movement while you listen.
OPERATION
Caution: Turn down the volume on
your sound source before plugging in
the headphones.
your sound source before plugging in
the headphones.
1. Plug the headphones into a
1
/
8
-
inch stereo jack.
2. Put on the headphones and adjust
the headband for a comfortable fit.
3. Adjust the sound source’s volume
to a comfortable level.
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