Lab.gruppen PLM 20K44 Operation Manual

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Lab.gruppen PLM 20K44 Operation Manual Manual pdf 6 page image

2. Introduction6PLM+ SERIES Operation Manual rev 1.0.02. Introduction2.1. WelcomeThank you for choosing the Lab.gruppen PLM+ Series of Powered Loudspeaker Management systems for yoursound reinforcement needs. We are confident that you will be pleased with the performance, unique features,configuration flexibility, reliability, and long-term durability offered by this product.For fast installation and use of this product, your welcome package includes a printed copy of the PLM+ SeriesQuick Start Guide which contains the information required to safely install the product and place it in service.Control and editing features are accessible via the front panel interface or via the included Lake Controller software.It is recommended that the Quick Start Guide and all product documentation on the included USB key is reviewedto ensure familiarity with the various configuration and control options.Thank you again for placing your confidence in Lab.gruppen products.2.2. Main FeaturesThe PLM+ Series incorporates a number of sophisticated technologies to ensure the best possible performanceand many years of reliable operation. The following section summarizes the benefits of each feature; additionalinformation is available in the reference manuals.2.2.1. Amplifier PlatformThe PLM+ Series power output section has expanded upon Lab.gruppen’s robust, road-provenPLM 20000Q amplifier. Features common to both platforms include extraordinary power density; 4 channels ofpatented Class TD® output stages, a Power Factor Corrected (PFC), Regulated Switch Mode Power Supply(R.SMPS™), the high-efficiency Intercooler® copper-finned cooling system, and a full suite of protection features,including the Breaker Emulation Limiter (BEL). Signal inputs are analog, AES digital, and Dante digital audionetwork.2.2.2. Amplifier DSP (Digital Signal Processor)Various features of PLM+ Series devices are controlled by the on-board DSP, some of which are summarized inthis section.2.2.2.1. Input Gain (Sensitivity)Input gain (sensitivity) is set in the digital domain for PLM+ Series devices, and may be controlled via the LakeController software or front-panel interface.