HELIX C ONE Manual page 23

In switch to "On" (see page 19, item 2) as well
as the position of the X-Over switch to "FULL"
(see page 21, item 23).
Note:
of the optical input.
Attention: It is mandatory to properly adapt
the input sensitivity of the C ONE to the sig-
nal source in order to avoid damage to the
the Level control (see page 20, item 16; Level
control).
5. Connection to power supply
Make sure to disconnect the battery before
installing the HELIX C ONE!
less than 12 inches (30 cm) from the battery.
12 V power supply). If your power wires are
short (less than 1 m / 40") then a wire gauge
cases we strongly recommend gauges of 25 -
The ground cable (same gauge as the +12 V
wire) should be connected to a common ground
reference point (this is located where the neg-
which has been cleaned of all paint residues.
Unique Features of the HELIX C ONE
Start-Stop capability
The switched power supply of the HELIX C ONE
drops down to 6 Volts during engine crank.
6. Connecting the remote input
The remote input (REM) has to be connected to
if the head unit / car radio is switched on. Thus
the head unit / car radio.
We do not recommend controlling the remote
If an additional digital signal processor (DSP)
is installed in the signal path between the radio
must be used to turn on the C ONE.
7. Connecting the loudspeaker outputs
The loudspeaker outputs can be connected
connect any of the loudspeaker cables to the
chassis ground as this will damage your ampli-
Ensure that the loudspeakers are identical and
corrctly connected (in phase), i.e. plus to plus
nus causes a total loss of bass reproduction.
speakers. The impedance must not be less
than 1 Ohm (2 Ohms in TwinPower Link mode),
be found on page 24 et sqq.
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High-Resolution audio
possible sound in studio quality.
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