User manual

Stereo Volume Controller
Safety Instructions
The volume controller was designed for use in audio systems. The controller is inserted between the
stereo speaker output of a power amplifier and stereo speakers. The controller offers ten
switching positions. The maximum nominal load for the controller must not be exceeded. The volume
controller must be installed into an optional surface socket.
4 stereo amplifier input and 4 stereo speaker output
Attenuation in 10 steps
Plastic front panel and knob
Screw plug connection
Surface mounting with optional PA SF housing
Multiple power ratings and colors available
Before your initial start-up, please make sure that there are no transport damages. Should there be
any, do not take the device into operation and immediately consult your dealer.
Operate the device only after having familiarized with its functions. Do not permit operation by
persons not qualified for operating the device.
This product was designed for indoor use only. Protect the device against humidity and heat. The
ambient temperature must always be between 0° C and 40° C. Keep away from heaters and other
heating sources!
Speaker cables are sensitive to electrical interference. Hence, it is recommended to lay them at a
distance of several meters to sources of interference (e.g. dimmers, light switches).
Maintenance and service operations are only to be carried out by authorized dealers. Damage,
caused by manual modifications on the device are not subject to warranty. If the device is used for
other purposes than originally intended or if it is not correctly connected, the product may suffer
damages and the guarantee becomes void.
For cleaning, please use a soft lint-free and moistened cloth. Never use alcohol or solvents!
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00033850.DOC, Version 1.0
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Reproduction prohibited!
AUDIO TECHNIQUE
USER'S MANUAL
Stereo Volume Controller
Stereo Volume Controller
Please note: Every information is subject to change without prior notice. 01.02.2008 ©
Electrical Connection
Technical Specifications
Installation should only be carried out by skilled personnel!
For connecting several pairs of speakers via one controller each to the amplifier output, make sure
that the total impedance does not fall below
If the audio system is turned on, turn it off before making any connection.
To facilitate handling, the terminals can be removed from their plug-in connections on the unit
and replaced after connection.
Connect the lines of the signal source to the positive and negative poles of the INPUT terminals.
Connect speakers to the positive and negative poles of the OUTPUT terminals.
Turn off audio system before
connecting.
4 . Otherwise damage to the amplifier could result.
Rated power:
80711151 .........................5 W
80711152 .........................10 W
80711153 .........................20 W
80711154 .........................30 W
80711155 .........................45 W
80711158 .........................5 W
80711159 .........................10 W
80711160 .........................20 W
80711161 .........................30 W
80711162 .........................45 W
80711165 .........................10 W
Frequency range:................50-18,000 Hz
Dimensions: .......................80 x 80 x 82 mm
Weight: ..............................190 kg
W
INPUT
OUTPUT
Signal source (left)
Signal source (right)
Speaker (left)
Speaker (right)
L+ L
-
R
-
R+
L+ L
-
R
-
R+