B2 Ref Four Benutzerhandbuch - Seite 4

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Panel layout

Ref four
front speakers
Speaker connection in stereo or bridge for the front
speakers. Ensure polarity is correct.
SQ selection
Bias setting of the ampli er. When pressed, the ampli er
will emulate a class A mode. Unpressed it will be class A/B.
To ne tune your SQ system, try both modes.
low pass - Front channels (40 Hz~4 KHz)
Low pass crossover with 24 dB slope per octave.
HIGH pass - front channels (40 Hz~4 KHz)
High pass crossover with 24 dB slope per octave.
band pass - front channels (40 Hz-4 khz)
Using low pass and high pass crossovers at the same time
creates an adjustble band pass crossover from 40 Hz to 4 KHz.
level
Gain setting to match the source unit, adjustable from
0.1 V ~ 8 V input. Remember it is not a volume control!
Front inputs
Rca input signal from source unit routed to front channels.
Left & right input relates to the speaker output.
Power / protect
Power led lit, ampli er is on, protect led lit, ampli er
has gone into protect mode, read the troubleshooting.
REar inputs
Rca input signal from source unit routed to rear channels.
Left & right input relates to to the speaker output.
Level
Gain setting to match the source unit, adjustable from
0.1 V ~ 8 V input. Remember it is not a volume control.
HIGH pass - front channels (40 Hz~4 KHz)
High pass crossover with 24 dB slope per octave.
low pass - Front channels (40 Hz~4 KHz)
Low pass crossover with 24 dB slope per octave.
band pass - front channels (40 Hz-4 khz)
Using low pass and high pass crossovers at the same time
creates an adjustble band pass crossover from 40 Hz to 4 KHz.
SQ selection
Bias setting of the ampli er. When pressed, the ampli er
will emulate a class A mode. Unpressed it will be class A/B.
To ne tune your SQ system, try both modes.
rear speakers
Speaker connection in stereo or bridge for the rear speakers.
Ensure polarity is correct.
power in
Power cable input, Batt + is for 12 V positive from the battery.
Remote is for switched remote, used to turn on the ampli er.
Gnd is for the ground cable connected to chassis or battery,
(closed system).
4