Hifonics ZEUS ZXi150.4, Руководство пользователя

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4
ZXi40.4 / ZXi80.4 / ZXi150.4 4-CHANNEL AMPLIFIER APPLICATIONS
4 CHANNEL FULL RANGE SYSTEM
2 or 3 CHANNEL SYSTEM
- HI PASS: N/A Here we show how to use the 4 channel amplifiers as straightforward discrete 4
- LOW PASS: N/A channel full range units.
Interconnect cable checklist: Channels 3/4:
- Connect the four inputs of the amplifier to a Radio/CD with quality RCAcables. - HI PASS: N/A
- LOW PASS: N/A
Switch setting checklist:
- 1/2CH X-OVER:
FULL
Level control checklist:
- 3/4CH X-OVER: FULL
- Refer to the section “Setting up systems after installation for best performance”
Minimum final loudspeaker impedances: Crossover frequency control checklist:
- 2 ohm per channel. Channels 1/2:
Switch setting checklist: Here we show how to use the 4 channel amplifiers as a 3 channel unit by taking
- 1/2CH X-OVER: FULL advantage of the mono bridging capability of all Hifonics amplifiers.
- 3/4CH X-OVER: LP/BP
The following example shows how to create a 3 channel system by mono
bridging channel pair 3 / 4. In order to create a 2 channel system, simply follow
Crossover frequency control checklist:
the example to also mono bridge channel pair 1 / 2.
Channels 1/2:
- HI PASS: N/A
Interconnect cable checklist:
- LOW PASS: N/A
- Connect the inputs of channel pair 1/2 to a suitable stereo source, e.g. a head
unit with good quality RCAcables.
Channels 3/4:
- A MONO signal source is required to bridge channel pair 3/4, such as would be
- HI PASS: N/A
available from the mono sub bass output of an active crossover, whether
- LPF: 11 o’clock
standalone, or built into a head unit or equalizer. If you only have 1 set of RCA
outputs from your headunit, you can simply connect those to the inputs for ch
TIP: If you are using the mono sub bass output of an active crossover, there is
1/2 and switch the MODE to 2ch. The amplifier will auto sum the signal and
nothing wrong with switching in the low pass filter in these amplifiers for a
provide mono output for bridged channels 3/4 once the X-OVER is switched to
steeper low pass rolloff.
LP/BP.
Important: Do not be tempted to connect the hot, or positive outputs, from any
Level control checklist:
source together to obtain a mono signal, as this could very well damage the
- Refer to the section “Setting up systems after installation for best performance”
output stage of that source.
- It is necessary to feed the SAME signal to both left and right inputs via a Y-
Minimum final loudspeaker impedances:
adapter RCAcable.
- 2 ohm per channel in stereo mode.
- Connect the mono speaker positive terminal to the LEFT +, and its negative
- 4 ohm mono bridged.
terminal to RIGHT - as shown.
4
STEREO LINE INPUT
MONO LINE INPUT
(Unless using procedure
listed above for 3ch)