The Monacor PA-948 is a robust 480 W mono PA mixing amplifier designed for professional audio installations, including public address systems, background music distribution, and paging applications. Its versatile input options and reliable performance make it suitable for environments such as schools, retail spaces, warehouses, and places of worship.
Housed in a durable 19-inch, 3U steel chassis, the PA-948 ensures durability and stability for rack-mounted setups. The front panel features intuitive controls for input level adjustments, output level control, and a 2-way tone control, allowing precise audio tailoring. The amplifier's design includes a temperature-controlled fan to maintain optimal operating temperatures, improving reliability during extended use.
| Specification | Details |
|---|---|
| Power Rating | 480 W |
| Peak Output Power | 680 W |
| Input Sensitivity | 2.5-100 mV (mic), 350 mV (line) |
| Frequency Range | 50-16,000 Hz |
| Equalizer | ±10 dB at 100 Hz (bass), ±10 dB at 10 kHz (treble) |
| Signal-to-Noise Ratio | >75 dB |
| Total Harmonic Distortion | <0.1% |
| Phantom Power | 48 V (switchable) |
| Power Supply | ~230 V/50 Hz/1,090 VA; DC 24 V/27 A |
| Dimensions (W x H x D) | 482 x 137 x 395 mm (3U) |
| Weight | 19 kg |
| Connections | 4 x XLR (mic), 4 x RCA L/R (line), 1 x XLR (line out), 1 x RCA L/R (line out), screw terminals (speakers) |
The PA-948 delivers clear and reliable audio amplification, suitable for both speech and background music applications. Its intuitive interface and flexible input/output options make it user-friendly for both technical operators and end-users. The amplifier's ability to operate on emergency power ensures continuous operation in critical situations, improving its reliability in various settings.
Q: Can the PA-948 operate with both 100 V line and low impedance speakers?
A: Yes, the PA-948 supports both 100 V line and low impedance (4, 8, or 16 Ω) speaker configurations, providing flexibility for different installation requirements.
Q: Does the amplifier provide phantom power for condenser microphones?
A: Yes, the PA-948 offers switchable 48 V phantom power on its microphone inputs, allowing the use of condenser microphones.
Q: Is there a priority function for microphone inputs?
A: Yes, the PA-948 offers switchable 48 V phantom power on its microphone inputs, allowing the use of condenser microphones.
Q: Is there a priority function for microphone inputs?
A: Yes, the PA-948 includes a selectable priority function for microphone inputs, ensuring important announcements are heard by overriding other audio sources.
Q: Can I connect an external chime or emergency alert system?
A: Yes, the PA-948 supports external activation of a 2-tone or 4-tone chime, making it suitable for integration with emergency alert systems.
Q: Is the amplifier suitable for continuous operation?
A: Yes, the PA-948 is built for continuous operation with a temperature-controlled fan that ensures stable performance even during prolonged use.
Q: Does the amplifier have a backup power option?
A: Yes, it can operate on 24 V DC power, providing uninterrupted functionality in case of a mains power failure.
