3. GENERAL DESCRIPTION
The DA-1250D is 2-Channel Digital Power Amplifier featuring ligtweight, compact and high power output.
•
I
t delivers 1250W x 2 channels (4
Ω
output).
•
It can be mounted an EIA standard equipment rack (2 unit size).
4. NOMENCLATURE AND FUNCTIONS
[Front]
1. Suction hole
2.
Input volume control
Turn the knob clockwise to increase the volume and counterclockwise to decrease it.
Stereo/Paralle Mode : volumes of CH1 and CH2 control independently .
Bridge Mode : CH1 knob controls both volumes, CH2 knob lose efficacy.
3.
LED indicator
PROTECT : Lights red when either protection circuit action.
CLIP : Lights red when compressor/limiter is protecting the amplifier from input overload.
-5dB : Lights green when output signal around -5dB than full power.
-10dB
: Lights green when output signal around -10dB than full power.
-20dB : Lights green when output signal around -20dB than full power.
SIGNAL : Lights green when audio signals are output from the speaker output terminal.
POWER : Lights green when the Power switch (4) is switched on.
4. Power switch
Power is switched on and off with each depression of this switch.
5. Mounting hole
Can be mounted an EIA standard equipment rack (2 unit size).
5
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③
②
④
⑤
