Amp-preamp 100V Public Address

The MuxLab 500755 70V transforms a 4 ohm amplified output into a 70V line for long-distance audio distribution. It facilitates the installation of multi-speaker systems in large spaces. It does not require a power supply, so can be simply integrated close to the amplifier for rapid installation.

ARTICLE N° 122166
In large-scale audio installations, managing distribution over several zones often means rethinking the way in which the signal is distributed. Traditional low-impedance systems, such as 4 ohms, quickly reach their limits as soon as distances increase or the number of loudspeakers becomes large. This is precisely where the MuxLab 500755 70V comes into its own.

This converter acts as an interface between an amplifier configured in mono bridge mode and a 70V line array. This type of architecture enables several loudspeakers to be daisy-chained on the same line while maintaining signal stability, even over long distances. Cabling is simpler to manage, and losses associated with length are much reduced compared with a conventional configuration.

The operation of the 500755 70V is based on an entirely passive design. No power supply is required, making it easy to integrate into an existing installation. Simply position it close to the amplifier to immediately adapt the audio output to 70V distribution. This simplicity of use makes it an unobtrusive but central element in the implementation of extended sound systems.

This type of solution is particularly well suited to environments requiring homogeneous sound coverage over large areas. It is naturally found in school intercom systems, auditoriums, multi-purpose rooms and large halls. The ability to connect several loudspeakers on a single line ensures coherent diffusion while optimising the infrastructure.

Compatible with amplifiers such as the MuxLab 500755-AMP-RX or 500217 in bridge configuration, this converter can be easily integrated into existing systems. It provides a practical response to the need for structured audio distribution, without complicating installation or increasing the number of active devices.
Canals
 2
Weight
 1,50 kg
Packaging
 Single unit
Connectors
 Terminal block / Euroblock
Input channels
 2
Color
 Black
  • MuxLab 500755 70V
  • Audio converter for 70V system
  • Type: passive converter for amplified output
  • Function: Adaptation of a 4 ohm output (mono bridge mode) to a 70V line
  • Compatibility: MuxLab 500755-AMP-RX and 500217 amplifiers
  • Power handling: 100 W in bridge mode (mono)
  • Audio distribution: chaining of multiple loudspeakers on a single line
  • Application: PA systems, intercom systems, auditoriums, large spaces
  • Power supply: none, passive operation
  • Installation: mounted close to amplifier
  • Dimensions: 194 x 130 x 85 mm
  • Weight: 1.450 kg
MuxLab - 500755 70V - Convertisseur Audio 70V
MuxLab - 500755 70V - Convertisseur Audio 70V
315 € excl VAT
Out of stock
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Guarantee 3  years
Jessie
Jessie
Louis
Louis
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