The Monacor PA-12040 is a professional-grade 4-zone matrix mixing amplifier designed for flexible multi-zone public address systems. Delivering 120 W per zone, it supports both 100 V and 4/8 Ω operations, making it suitable for environments such as hotels, conference centres, educational institutions, and large retail spaces. The integrated limiter ensures optimal capacity utilisation and provides reliable protection for connected speakers.
Encased in a durable 3U, 19-inch steel chassis, the PA-12040 is built for longevity and seamless integration into standard rack systems. The front panel features intuitive controls, including gain knobs, 2-way tone controls, channel mute switches, and zone routing switches for each input channel. VU meters for zone and monitor levels and an adjustable headphone output facilitate precise audio monitoring and adjustments. The unit employs fan cooling to maintain optimal operating temperatures during prolonged use.
| Specification | Details |
|---|---|
| Peak Output Power | 4 x 170 W |
| Power Rating | 4 x 120 W |
| Inputs | 3 x Mic/Line (combo jacks), 2 x Line Stereo (RCA) |
| Frequency Range | 50 Hz - 17,000 Hz |
| Equalizer | Bass: ±10 dB at 100 Hz; Treble: ±10 dB at 10 kHz |
| Signal-to-Noise Ratio | Mic: >65 dB; Line: >75 dB |
| Total Harmonic Distortion (THD) | <1% |
| Phantom Power | 46 V, switchable |
| Power Supply | ~230 V / 50 Hz / 1,200 VA |
| Dimensions (W x H x D) | 482 x 133 x 410 mm |
| Weight | 20.5 kg |
The PA-12040 provides consistent, high-quality audio performance across multiple zones, with a broad frequency response and minimal distortion. Its user-friendly interface, featuring individual controls for each input and zone, ensures ease of operation for both technical staff and end-users. The integrated limiter and fan cooling system contribute to the amplifier's longevity and consistent performance, even under demanding conditions.
Q: Can the PA-12040 operate with both 100 V line and low-impedance speakers?
A: Yes, it supports both 100 V and 4/8 Ω operations, providing flexibility in speaker selection and system design.
Q: Is phantom power available on all microphone inputs?
A: Yes, each microphone input has switchable 46 V phantom power, allowing the use of condenser microphones as needed.
Q: Can I prioritise certain audio inputs over others?
A: Yes, Channel 1 features a switchable priority function, enabling it to override other inputs for important announcements.
Q: Is there a built-in limiter for speaker protection?
A: Yes, the integrated limiter helps prevent signal clipping and protects connected speakers from damage.
Q: What environments is the PA-12040 ideal for?
A: The PA-12040 is ideal for multi-zone installations in commercial venues such as hotels, schools, conference facilities, and shopping centres requiring robust and reliable public address systems.
