The Monacor PA-4240 is a high-performance 4-channel power amplifier delivering a total output of 960W, designed for professional audio installations in commercial environments such as shopping centres, sports grounds, airports, hospitals, and educational institutions. It offers reliable amplification for both background music and public address systems, ensuring clear and consistent audio coverage across large areas.
Constructed with a durable 19-inch, 3U steel chassis, the PA-4240 is engineered for rack-mounted setups, ensuring durability and long-term reliability. The front panel features individual volume controls for each channel, along with LED indicators for clip, protection, over-temperature, and output level statuses, enabling straightforward monitoring and precise adjustments. A temperature-controlled fan enhances cooling efficiency, ensuring optimal performance during continuous operation.
| Specification | Details |
|---|---|
| Channels | 4 |
| Power Rating | 960 W (4 x 240 W) |
| Power Rating at 4 Ω | 4 x 240 W |
| Power Rating at 100 V | 4 x 240 W |
| Output Impedance | 31 V/4 Ω, 50 V/10.4 Ω, 70 V/20 Ω, 100 V/42 Ω |
| Inputs | 1.2 V, balanced |
| Frequency Range | 55 Hz - 17,000 Hz (-3 dB) |
| Signal-to-Noise Ratio | > 90 dBA |
| Total Harmonic Distortion | < 1% |
| Power Supply | ~230 V/50 Hz/2,720 VA or DC 24 V/113 A |
| Dimensions (W x H x D) | 483 x 133 x 370 mm |
| Weight | 28 kg |
| Connections | 4 x XLR (inputs), screw terminals (speakers) |
The PA-4240 delivers high-quality audio amplification with minimal distortion, ensuring clear and reliable sound distribution across all channels. Its user-friendly interface, combined with flexible control options, makes it suitable for both technical operators and end-users. The system's expandability and integration capabilities allow it to adapt to various installation sizes and requirements.
Q: Can the PA-4240 operate with both mains and emergency power supplies?
A: Yes, the PA-4240 supports mains operation at 230 V and has a 24 V DC input for emergency power operation, maintaining uninterrupted operation during power outages.
Q: Is it possible to operate channels in parallel?
A: Yes, the amplifier includes routing switches that allow two pairs of channels to operate in parallel, providing flexible configuration options.
Q: What kind of cooling mechanism does the PA-4240 employ?
A: The amplifier features a temperature-controlled fan that enhances cooling efficiency, ensuring optimal performance during continuous operation.
Q: How can I monitor the status of the amplifier?
A: The front panel is equipped with LED indicators for clip, protection, over-temperature, and output levels, supporting system diagnostics and operational oversight.
Q: Is the PA-4240 suitable for rack-mounted installations?
A: Yes. It is built into a 3U, 19-inch rack-mountable chassis, making it ideal for fixed installations in professional audio setups.
