Low-Voltage Solution Products: MM-4XP | MM-4XPD | UPJ-1XP | UPJunior-XP | UPM-1XP | UP-4XP | UMS-1XP | MM-10 | MPS-488HP
MPS-481 | RMS | Stella-8C | Stella-4C

Products

Meyer Sound offers a full range of low-voltage solutions for a wide variety of distributed installations.

MM-4XP : 48 V DC Self-Powered Miniature Loudspeaker

Operating Frequency Range(1): 120 Hz - 18 kHz
Maximum Peak SPL(2): 113 dB
Weight: 4.2 lbs (1.91 kg)
Dimensions: 4.04" w x 4.04" h x 5.72" d (102.5 mm x 102.5 mm x 145.38 mm)
Notes: (1) Recommended maximum operating frequency range. Response depends on loading conditions and room acoustics. (2) Measured with music referred to 1 meter.

Housed in a compact enclosure with a faceplate merely four inches square, the MM-4XP is ideally suited for high-performance installations where space is limited and visibility is a concern. With its wide frequency response, ultralow distortion and astonishing SPL-to-size ratio, the MM-4XP is a standout performer in both speech and music applications. The integrated 220 W class D amplifier forcefully drives a 4-inch cone transducer while peak and rms limiters regulate driver excursion to maintain exemplary performance even when driven into overload. An optional U-bracket allows mounting on walls and ceilings at adjustable angles. The MM-4XPV version includes a volume control on the top panel.

MM-4XPD : 48 V DC Directional Miniature Self-Powered Loudspeaker

Operating Frequency Range(1): 120 Hz - 18 kHz
Maximum Peak SPL(2): 113 dB
Weight: 5.2 lbs (2.36 kg)
Dimensions: 4.04" w x 4.04" h x 7.72" d (102.50 mm x 102.50 mm x 196.10 mm)
Notes: (1) Recommended maximum operating frequency range. Response depends on loading conditions and room acoustics. (2) Measured with music referred to 1 meter.

The MM-4XPD Directional Miniature Self-powered Loudspeaker provides a unique solution for highly reverberant spaces. The MM-4XPD is similar to the MM-4XP in most respects, including the 4-inch driver, faceplate dimensions and basic performance specifications. The slightly elongated enclosure incorporates patent-pending technology to create a hypercardioid directional pattern with attenuation in the order of 10 dB at the back of the loudspeaker, even at the lowest reproduced frequencies. At higher frequencies the loudspeaker retains focused directionality. This is achieved with a single driver, avoiding the complexity and costs associated with a second driver with dedicated amplification and signal processing.

UPJ-1XP : 48 V DC Ultracompact VariO Loudspeaker

Operating Frequency Range(1): 55 Hz - 20 kHz
Maximum Peak SPL(2): 128 dB
Weight: 43 lbs (19.5 kg)
Dimensions: 11.15" w x 22.43" h x 12.25" d (283 mm x 570 mm x 311 mm)
Notes: (1) Recommended maximum operating frequency range. Response depends on loading conditions and room acoustics. (2) Measured with music referred to 1 meter.

The compact UPJ-1XP was designed for flexibility. With a simple turn of its 80-degree by 50-degree VariO rotatable horn, it can provide optimum horizontal or vertical coverage for any installation. With its extraordinary size-to-power ratio and generous rigging options, the UPJ-1XP is well suited for use as a single, primary loudspeaker or as part of multicabinet horizontal and vertical arrays. Applications include AV presentations, small- to medium-sized sound reinforcement systems, fill, delay, effects, and distributed systems.

UPJunior-XP : 48 V DC Ultracompact VariO Loudspeaker

Operating Frequency Range(1): 70 Hz - 20 kHz
Maximum Peak SPL(2): 126 dB
Weight: 28 lbs (12.7 kg)
Dimensions: 9.00" w x 19.04" h x 10.20" d (228.60 mm x 483.55 mm x 259.08 mm)
Notes: (1) Recommended maximum operating frequency range. Response depends on loading conditions and room acoustics. (2) Measured with music referred to 1 meter.

UPJunior-XP features versatile rigging, an extraordinary power-to-size ratio, and a VariO horn which allows quick rotation to provide an 80-degree by 50-degree coverage pattern with either horizontal or vertical orientation. The low/mid-frequency section employs an 8-inch neodymium magnet cone driver, while the high-frequency section utilizes an efficient 0.75-inch exit, 2-inch diaphragm compression driver. The discreet profile belies the system's power: it can produce a maximum peak output of 126 dB SPL at one meter over its wide operating frequency range of 70 Hz to 20 kHz. A host of mounting and arraying options make UPJunior-XP a versatile performer in a broad range of applications.

UPM-1XP : 48 V DC UltraCompact Wide Coverage Loudspeaker

Operating Frequency Range(1): 75 Hz - 20 kHz
Maximum Peak SPL(2): 123 dB
Weight: 21 lbs (9.53 kg)
Dimensions: 6.85" w x 18.00" h x 7.70" d (368 mm x 508 mm x 305 mm)
Notes: (1) Recommended maximum operating frequency range. Response depends on loading conditions and room acoustics. (2) Measured with music referred to 1 meter.

The low-voltage version of the award-winning compact loudspeaker, the UPM-1XP is a bi-amplified, three-way system capable of high sound pressure levels with low distortion and uniform directional control. High-frequency reproduction is provided by a one-inch metal dome driver, while low-mid range is handled by two five-inch cone transducers. Both cone drivers work in parallel for low frequency power, with one rolling off above 320 Hz to maintain uniform directionality through the crossover region. The internal electronics module includes a three-channel power amplifier (350 W total), frequencyand phase-correction circuits, driver protection, and a laser-trimmed, differential input stage for superior common-mode rejection.

UP-4XP : 48 V DC UltraCompact Loudspeaker

Operating Frequency Range(1): 66 Hz - 18 kHz
Maximum Peak SPL(2): 121 dB
Weight: 12.2 lbs (5.53 kg)
Dimensions: 13.84" w x 5.54" h x 5.25" d (352 mm x 141 mm x 133 mm)
Notes: (1) Recommended maximum operating frequency range. Response depends on loading conditions and room acoustics. (2) Measured with music referred to 1 meter.

The UP-4XP is ideal for applications requiring an inconspicuous cabinet that delivers high sound pressure levels, low distortion, and uniform directional control. The high-frequency section includes a 1-inch metal dome tweeter on a 100-degree constant-directivity horn. The low/ mid-frequency section comprises two 4-inch cone transducers that work in parallel at low frequencies — delivering a combined acoustic output — with one of the drivers rolling off at higher frequencies to prevent interference in the crossover region. The UP-4XP drivers, manufactured in-house by Meyer Sound, are powered by a three-channel power amplification module (500 W total) that also incorporates an active crossover, driver protection, and frequency and phase correction circuitry. An optional adjustable MUB-UP4 U-bracket or MYA-UP4 cradle-style yoke can be used to facilitate overhead and wall mounting, and custom color options are available.

UMS-1XP : 48 V DC UltraCompact Subwoofer

Operating Frequency Range(1): 25 Hz - 160 Hz
Maximum Peak SPL(2): 127 dB
Weight: 62 lbs (28.10 kg)
Dimensions: 22.75" w x 16.30" h x 17.51" d (578mm x 414mm x 445mm)
Notes: (1) Recommended maximum operating frequency range. Response depends on loading conditions and room acoustics. (2) Measured with music referred to 1 meter.

The externally powered UMS-1XP is an extremely compact subwoofer that provides powerful low-frequency extension and is a logical companion to the UPM-1XP ultracompact, wide coverage loudspeaker and UPJunior-XP ultracompact VariO™ loudspeaker. For installations requiring even greater low-frequency output, multiple UMS-1XPs can be stacked.The UMS-1XP is loaded with twin 10" cone drivers driven by a dual-channel Class-D amplifier with 450W of total peak power. The UMS-1XP offers a choice of a 5-pin Phoenix connector or sealed 5-pin EN3 connector for receiving audio and DC power from an MPS-488HP external power supply.

MM-10XP : 48 V DC Miniature Subwoofer

Operating Frequency Range(1): 33 Hz - 228 Hz
Maximum Peak SPL(2): 123 dB
Weight: 27 lbs (12.25 kg)
Dimensions: 19" w x 11" h x 12" d (482 mm x 279 mm x 305 mm)
Notes: (1) Recommended maximum operating frequency range. Response depends on loading conditions and room acoustics. (2) Measured with music referred to 1 meter.

Designed as a companion to MM-4XP and UP-4XP compact loudspeakers, the MM-10 subwoofer allows system designers to create full-range systems where space limitations are a concern. The bass reflex cabinet houses a single 10-inch driver and a single-channel power amplifier complete with onboard processing, including a crossover, driver protection, and frequency and phase correction. The built-in crossover accepts full-range signals, facilitating basic daisy-chaining for signal distribution, eliminating the need for external crossovers in small setups. The MM-10XP includes either a 5-pin Phoenix connector or sealed 5-pin EN3 connector for receiving balanced audio and DC power from an MPS488 external power supply. In addition to the MM-10XP two other versions are offered. The MM-10AC and MM-10ACX subwoofer models which include internal power supplies, XLR-F audio inputs, and locking PowerCon connectors for AC input and looping output (for powering additional units). The MM-10AC also includes a male XLR output for daisy-chaining audio signals.

MPS-488HP & MPS-481 : 48 V DC Power Supplies

The MPS-481 48 V DC power supply is designed for powering of a single MM-4XP loudspeaker (any version).
The MPS-488HPe 48 V DC power supply uses EN3 connectors; a single cable carries both audio and DC power.
The MPS-488HPp 48 V DC power supply uses Phoenix connectors.

The MPS-488HP 48 V DC power supply is designed for installations with multiple low-voltage 48V loudspeakers. It receives eight channels of balanced audio from XLR-F inputs and routes the audio, along with 48 V DC power, to the eight output channels. Output connectors are either Phoenix 5-pin or Switchcraft EN3 5-pin. One MPS-488 can power up to eight MM-4XP units (any version); or up to four UP-4XP or MM-10XP (one loudspeaker every other channel) units; or equivalent combinations (e.g. six MM-4XP and one MM-10). Available as a factory-installed option is the RMS™ remote monitoring system module, which provides loudspeaker muting and monitoring of output voltage and load current parameters from a Windows®-based computer. The MPS-481 can be used only with the MM-4XP family.

HMS 48V Surround Loudspeakers

The three low-voltage, self-powered loudspeakers in Meyer Sound's HMS family were originally designed and engineered to achieve unprecedented linearity and consistency in cinema surround applications. However, the HMS trio's unique combination of self-powering, wide symmetrical horns and sleek angled enclosures also make them adaptable to a wider range of critical-quality installed sound applications. With a wide range of yoke- and wall-mounting options, HMS family loudspeakers are equally adaptable to demanding requirements in theatres, houses of worship, rehearsal studios, as well as in many larger hospitality and retail locations. HMS family loudspeakers utilize the same MPS-488HP power supply as the other low-voltage loudspeakers in prior pages.

In both film exhibition and post-production applications, HMS family loudspeakers adhere to the rigorous standards of Meyer Sound EXP Cinema Sound systems.

Compass RMS : Remote Monitoring System

The Compass RMS remote monitoring system provides at-a-glance monitoring of complex loudspeaker systems on a remote Windows or Mac computer, allowing an operator to evaluate overall performance and quickly identify potential problems. Compass RMS tracks input level, voltage and DC current for each loudspeaker, and also enables selective loudspeaker muting. In 48V systems, individual loudspeakers are integrated into the RMS network via an MPS-488HP power supply equipped with the RMS option. The RMS module in the MPS-488HP connects to an RMServer, which integrates external control and notification (such as fire mute) and is programmable to provide e-mail fault notifications even when no control computer is connected. The RMS tab of the Compass software gives a clear graphic display of system status, enabling comprehensive supervision by personnel at all levels.

Stella-8C : 18V DC Ceiling Mount Installation Loudspeaker

Stella-8C is a self-powered, two-way loudspeaker designed for the utmost performance in ceiling-mount applications. Incorporating an 8-inch cone and coaxial 0.75-inch HF driver, Stella-8C can produce high sound pressure levels while maintaining extraordinarily flat frequency and phase response. Clarity, balance and tonal depth far exceed what is possible from conventional 70V ceiling speakers. Housed in an aluminum die-case enclosure with integral heat sink, Stella-8C can be flush-mounted in standard backboxes for 8-inch loudspeakers (minimum depth 6.5 inches). 18V DC power and balanced audio are supplied over a single cable, terminated by a 5-pole Phoenix connector. Available in white, black or custom colors.

Stella-4C : 18V DC Ceiling Mount Installation Loudspeaker

Stella-4C shares the same design as the larger Stella-8C, but in a smaller package for applications with reduced space and slightly lower power requirements.

Stella-188 Power Supply

The Stella-188 is a rack-mount 18V DC external power supply designed specifically for use with the Stella series of low-voltage self-powered loudspeakers. One Stella-188 supplies power and balanced audio signal for up to eight Stella-8C or 16 Stella-4C loudspeakers. Cable runs of up to 150 feet are possible (using AWG 18 wire) with negligible loss of peak SPL.