Genelec 8250APM Operating Manual

Genelec 8250APM Operating Manual

Dsp loudspeakers

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8240A and 8250A DSP Loudspeakers Operating Manual

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Table of Contents
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Summarization of Contents

Introduction
Compliance to FCC Rules
Details regulatory compliance information according to FCC rules for the loudspeakers.
Using in Stand-Alone Mode
Connections
Explains how to connect the loudspeakers for operation without the control network.
Using in Stand-Alone Mode
Audio and Control Connectors
Details the various audio input/output and control network connectors on the loudspeaker.
Front Panel Warning Light
Describes the function and meaning of the front panel indicator light on the loudspeaker.
Mounting Considerations
Loudspeaker Alignment
Guidance on correctly aligning loudspeakers for optimal sound projection and minimizing cancellation.
Symmetrical Placement
Instructions for placing loudspeakers symmetrically for balanced soundstage and room imaging.
Minimizing Reflections
Tips to reduce unwanted sound colouration and blurring caused by acoustic reflections.
Minimum Clearances
Specifies required clearances around the loudspeaker for proper cooling and port function.
Mounting Considerations
Mounting Options
Details various methods and hardware for mounting the loudspeakers in different environments.
Setting Input Sensitivity
How to adjust the loudspeaker's level sensitivity for analog and digital inputs.
Functions on Switch Group 1 (Tone Controls)
Bass Roll-Off Control
Adjusts the low-frequency roll-off of the loudspeaker to attenuate output near the cut-off frequency.
Bass Tilt Control
Allows attenuation of bass response below 800 Hz, useful for room boundary placement.
Desktop Low Frequency Control
Reduces bass frequencies around 160 Hz by 4 dB, compensating for near-field placement effects.
Functions on Switch Group 1 (Tone Controls)
Treble Tilt Control
Adjusts treble response above 5 kHz to correct system brightness or compensate for high-frequency loss.
Tone Control Settings Table
A table providing typical settings for tone controls based on loudspeaker mounting position.
Functions on Switch Group 2
Stored / Manual Control
Selects between using saved settings from GLM or manual control via back panel switches.
AES/EBU Channel Selection
Determines which audio channels from the AES/EBU signal are reproduced by the loudspeaker.
Driver Mute
Allows independent muting of treble or bass drivers for diagnostic purposes.
System Level Switches
Provides attenuation for the loudspeaker output signal, affecting the 'Thru' output.
Technical Specifications
Driver Specifications
Details the specifications for the bass and treble drivers used in the loudspeakers.
Weight and Dimensions
Provides the weight and physical dimensions of the 8240A and 8250A loudspeakers.
Technical Specifications
Analog Audio Input Specifications
Details the specifications related to analog audio input connectors and levels.
Digital Audio Input Specifications
Details the specifications for digital audio input connectors, format, and sample rates.

Table of Contents