Professional Audio
MAA 4 PRO
58MAA002
MAA 4 PRO is a 4-channel stereo headphone amplifier designed for use with all types of headphones and providing maximum flexibility. Its circuitry with high-power stereo amplifiers guarantees the highest audio quality even at maximum volume.
The input signal can be connected through Jack ¼''. MAA 4 PRO has monitor outputs (L/R) in order to send the input signal to another device such as an active loudspeaker. Also, this monitor output has its own volume control and mute switch. MAA 4 PRO includes a switch to select mono or stereo input signal.
The device is feed with an external main supply (included).
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Input connection |
2x Jack ¼'' mono (L/R) |
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Input impedance |
10 kohm |
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Max. Input level |
+ 18 dBu, <0.5% THD+N, unity gain |
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THD+N |
0.0025%, 1 kHz, unity gain |
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Frequency response |
20 Hz - 20 kHz, ±0.5 dB |
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Monitor connection |
2x Jack ¼'' mono (L/R) |
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Output impedance |
51 ohm |
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Max. output level |
+ 18 dBu, <0.5% THD+N |
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THD+N |
0.0025%, 1 kHz, unity gain |
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Frequency response |
20 Hz - 20 kHz, ±0.5 dB |
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Headphone connection |
4x Jack ¼'' stereo |
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Output impedance |
51 ohm |
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Max. output power |
150 mW/ch, <0.5% THD+N, 60 ohm load |
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Frequency response |
20 Hz - 20 kHz, ±0.5 dB, 60 ohm load |
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Headphone impedance |
32 ohm - 600 ohm |
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Power supply |
12V DC - 1A (external power supply included) |
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Dimensions (Wx D x
H) |
483 x 150 x 44 mm |
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Weight |
816 g |
- 4-channel stereo headphone amplifier.
- 4x Jack ¼'' stereo headphone connections.
- Individual volume control.
- 2x Jack ¼'' mono (L/R) connectors for input.
- 2x Jack ¼'' mono (L/R) connectors for monitor.
- Monitor Mute switch.
- Stereo/mono switch.
- 1 HU rack 19''.
- Robust design and construction.
Manual | MAA 4 PRO - USER MANUAL v1.0 |  | Download |