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Output delay, with 120ms per output.The PLM-8M8 PLENA matrix 8 Channel DSP Matrix Mixer is designed for maximum flexibility and reliability. It is the heart and soul of the PLENA matrix system. When combined with PLM-8CS call stations, PLM-WCP wall control panels and the PLM-4Px2x amplifiers; it is suitable for almost any application that requires up to 8 zones of high fidelity speech and background music (BGM).
The audio quality is suitable for live music, background music, high demand speech environments and zone announcement applications.
Some typical application include: Shopping centers, schools, restaurants, bars, nightclubs, cafes, gyms, recreational facilities, churches, warehouses, office buildings, regional airports, train stations, bus terminals, boardrooms, meeting rooms, conference facilities, small theme parks, museums, back of house performing arts centers and sports stadia.
Functions | Controls and indicators
The indicators on the front panel are; Phantom power active, signal/clip, call station audio bus, output signal present, RS485 and Ethernet.
There are no controls on the front or the rear panels of the unit. This is to reduce the assistance from good intentioned end users who wish to assist in "improving" the sound levels. The mains power switch is located on the rear of the unit.
Graphic User Interface (GUI)
The GUI for both PC Windows and iOS app, has a user screen; giving the end user the ability to select their own background music source and mix any microphone/line input without affecting other zones in the system. The Windows GUI also provides and intuitive installation package, packed with powerful DSP features that will make any install easier. Both the iOS app and PC GUI are able to be customized for different levels of user access.
DSP features
The DSP features are accessed via either the PC GUI software or the iPad application.
Input Dynamic Range Compressor: Threshold, ratio, attack, release and gain.
Input parametric EQ: Bands are each selectable as either: bell, shelf, or notch filters.
Cross over provides: HPF and LPF up to the 8th order.
Output parametric EQ: Each of the 7 bands are selectable as either: Bell, Shelf, Notch, or as an All pass filter.
Output delay, with 120ms per output.
Output Dynamic Range Compressor: Threshold, ratio, attack, release, and gain per channel.
Output level giving the ability to limit the maximum output level to the zone.
Zone mute and global system mute.
Global Features
Zone mixer: Allows each zone to select music sources inputs and mix 4 mic./line inputs individually, per zone. This zone mixer is available as an iPad or iPhone app.
Administrator password protection of the advanced functions on the PC GUI. This will protect the installation set up from "enthusiastic" end users.