MATRIX AUDIO MA-1 Power Amplifier User Manual

MA 1 Power Amplifier

MM- 1User Manual
Power A moplifier

Packling list

Front

1. Power on/Standby
   After connecting to power supply, press this button to power on the unit.
   Hold it for 1 seconds toilet the device enter standby.

2. LED indicator
   The LED indicator will go off when the device is standby. It flushes when the device is delayed starting, and will keep lit up after the device is started,

Parts and names

Rear

1. Working mode switch
   This switch changes the working mode of the device between Mono mode, Stereo mode and Bridged mode. To avoid misoperation, toggling this switch when the device is on will not change the current working mode immediately. The switch will take effect after the device enters standby and starts again.

2. Gain setting switch
   This switch changes the gain of the amplifier. The normal gain is +30dB, which can be attenuated to +24dB, to adapt to different preamplifiers or speakers.

3. Input switch
   Use this switch to select XLR or RCA as the input channel of the amplifier.

4. Right channel inputs
   In stereo mode, use an RCA or XLR cable to connect to the right channel output of the preamplifier. In Bridged and Mono mode, thesein put ports will not work.

5. Left channel Imputes
   In stereo mode, use an RCA or XLR cable to connect to the left channel output of the preamplifier.
   In Bridged and Mono mode, use an RCA or XLR cable to connect to one of the output ports of the preamplifier.

6. speaker output
   Supports 2-16Q speakers.

7. USB+Type-C
   For firmware update

8. Trigger input/output
   Connect to audio devices with trigger ports through a 83.5 mm mono plug cables, to achieve a linkage control between MA-1and other devices. The trigger output provides a 12V DC signal.

Rear

1. Power switch
   If you need the device to be turned off completely, please turn off this switch.
   Otherwise, there is still about IW power consumption in standby mode.

2. Fuse case
   Please use 0 5*20mm time-delay fuse.

3. Power input
   Please use o power cable which includes an earth wire and ensure you have areliable earth wire connection. Otherwise, the casing of the device may have aslightly charged touch.

4. Airvents
   Do not block this area to ensure effective air movement,

Speaker Connection

Please refer to the diagram below for speaker connection in [Mono]l mode.

Please refer to the diagram below for speaker connectionein [Stereo] mode:

Please refer to the diagram below for speaker connection in [Bridged] mode.

Audio Specifications

(Measured under music signal)
Frequency Response| 20‑20kHz (+0 ‑0.15dB) 160kHz@‑3dB
SNR| ‑119dB@+24dB A‑weighting ‑123dB@+30dB A‑weighting
THD+N| <0.02%@250W 8Ω| <0.06%@500W 8Ω
Crosstalk| ‑125dB +24dB/+30dB
Gain
Load Impedance| 2‑16Ω| 4‑16Ω
Damping Factor| 350@8Ω 1kHz

Trigger
Trigger In:DC 6-12V <10mA
Trigger Out: DC12V/50mA MAX
Power
Power Voltage: AC100V-120V 50/60Hz /AC 220V-240V 50/60Hz factory-fixed
Standby Power Consumption: <IW
Idle Power Consumption: 260-350W
Maximum Power Consumption: <I250W
Weight & size
Weight: 42.4kg (93.5 pounds)
Size: Width: 430 mm(16.93inches)
Depth: 518 mm (20.39 inches)
Height: 201 mm (7 91inches)

« For improvement purpose, specifications subject to changes without prior notice

Attention

• This product is for indoor use only.
• For full ventilation, it is recommended to reserve a space of larger than 5 cm around the device.
• Do not cover the air vents with stuffs such as papers, tablecloths, and curtains to obstruct ventilation.
• Do not place stuff with flame, such as lighted candles, on the device.
• If the device is used in tropical areas, please be careful to prevent insects from entering the unit through the air vents.
• The device must not be subject to water droplets or splashes. Please do not place stuffs filled with liquids such as vases and cups on or near the device.

Matrix Electronic Technology Co., LTD
matrix-digicom
+86-29-862m22
Room206 BlockB, #68 Mingguang Road Xian, Shaanxi

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