MA-240P - Receiver Omnitronic - Free user manual and instructions
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| Product Type | Receiver / Mixer Amplifier |
| Brand | Omnitronic |
| Model | MA-240P |
| Dimensions (W x H x D) | 482 x 88 x 270 mm (19" rack, 2U) |
| Weight | Approx. 5.5 kg |
| Power Supply | AC 230 V / 50 Hz |
| Power Consumption | Max. 350 W |
| Output Power | 2 x 120 W RMS into 4 Ohms (stereo) |
| Speaker Impedance | 4 - 16 Ohms |
| Input Sensitivity | Line: -10 dBV / 775 mV; Mic: -50 dBV / 2.5 mV |
| Frequency Response | 20 Hz - 20 kHz (+/- 1 dB) |
| Total Harmonic Distortion | < 0.05 % |
| Signal-to-Noise Ratio | > 90 dB |
| Inputs | 2x Mic (XLR/6.3mm combo), 2x Line (RCA), 1x AUX (3.5mm) |
| Outputs | 2x Speaker (binding posts), 1x Pre Out (RCA), 1x Headphone (6.3mm) |
| Controls | Volume, Bass, Treble, Master, Input Select, Power Switch |
| Indicators | Power LED, Signal/Clip LEDs per channel |
| Protection Features | Short circuit, thermal, overload, DC offset |
| Cooling | Active fan cooling |
| Mounting | 19" rack mountable, 2U height |
| Operating Temperature | 0°C to +40°C |
| Accessories Included | Power cord, rackmount ears, user manual |
| Maintenance | Clean exterior with dry, lint-free cloth; ensure ventilation slots are free from dust |
| Safety Warnings | Operate in well-ventilated area; do not expose to rain or moisture; disconnect power before cleaning |
| Repairability / Spare Parts | Contact Omnitronic service center for authorized repairs and genuine spare parts |
Frequently Asked Questions - MA-240P Omnitronic
What is the power output of the Omnitronic MA-240P?
The MA-240P delivers 2 x 120 W RMS into 4 Ohms in stereo mode. It can also operate in bridged mono mode with higher power.
Can I connect passive speakers directly to the MA-240P?
Yes, use the binding post outputs to connect passive speakers with an impedance of 4 to 16 Ohms. Ensure total impedance per channel is within range.
What types of inputs does the MA-240P have?
It has 2 combo XLR/6.3mm mic inputs, 2 RCA line inputs, and a 3.5mm AUX input. Ideal for microphones, instruments, and audio sources.
How do I connect the MA-240P to a mixer?
Use the RCA line inputs for line-level signals from a mixer. Alternatively, use the Pre Out to send signal to another amplifier.
Is the MA-240P suitable for both home and professional use?
Yes, it is designed for PA installations, small venues, or home audio systems. Its 19" rack format makes it suitable for professional setups.
What is the recommended speaker impedance?
For each channel, use speakers with 4 to 16 Ohms. When bridging, minimum impedance is 8 Ohms.
How do I protect the amplifier from overheating?
Ensure adequate ventilation around the unit. Do not block the fan or ventilation slots. The amplifier has thermal protection that will shut it down if overheated.
Can I use the MA-240P with 70V/100V line speakers?
No, the MA-240P is a low-impedance amplifier (4-16 ohms). It does not support constant-voltage (70V/100V) systems unless a step-up transformer is used externally.
What should I do if the amplifier does not power on?
Check the power cord connection, ensure the power switch is on, and verify the mains fuse is intact. If the problem persists, contact Omnitronic support.
How can I reduce noise or hum in the output?
Use shielded cables for inputs, avoid running audio cables near power cables, and ensure proper grounding. Try different input sources to isolate the issue.
User questions about MA-240P Omnitronic
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USER MANUAL MA-240P Omnitronic
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Product information
Brand : Omnitronic
Model : MA-240P
Category : Receiver