Helix AMPLIFY 201 DIRECT handleiding
Handleiding
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The Clipping LED (page 14, point 5) serves as
monitoring tool.
Attention: Don‘t connect any loudspeakers to
the outputs of the amplier during this setup.
To adjust the input sensitivity, please follow
the steps below:
1. Turn on the amplier.
2. Adjust the volume of your radio to approx.
90 % of the max. volume and playback an
appropriate test tone, e.g. our specially de-
veloped “IGS - Input Gain Setup” signal or
a 1 kHz sine wave signal. The “IGS - In-
put Gain Setup” signal can be downloaded
from www.audiotec-scher.com.
3. If the Clipping LED already lights up, you
have to reduce the input sensitivity via the
Gain control until the LED turns o.
4. Increase the input sensitivity by turning the
Gain control clockwise until the Clipping
LED lights up. Now turn the control coun-
terclockwise until the Clipping LED turns
o again.
5. Connecting the loudspeaker outputs
The loudspeaker outputs can be connected
directly to the wires of the loudspeakers. Nev-
er connect any of the loudspeaker cables with
the chassis ground as this will damage your
amplier and your speakers. The impedance
must not be less than 1 Ohm, otherwise the
amplier protection will be activated. Exam-
ples for speaker congurations can be found
on page 19 f.
6. Optional: Conguration of the input refer-
ence
In some cases, it may be necessary to adjust
the signal ground of the signal inputs.
This can be done using the input reference
pushbutton (page 14, point 3)
Float: In this switch position, the signal ground
is separated from the vehicle’s ground by a
dierential amplier. This is usually the best
setting in most vehicles to prevent interfer-
ence noise, e.g. from the alternator.
GND: The signal ground is tied together with
the vehicle’s ground. This setting should be
selected if noise occurs in the “Float” position.
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Productinformatie
Merk | Helix |
Model | AMPLIFY 201 DIRECT |
Categorie | Niet gecategoriseerd |
Taal | Nederlands |
Grootte | 2483 MB |