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Page 4 - FRONT & REAR PANEL FEATURES; has two internal ‘self-resetting’ fuses (there are no user
2 FRONT & REAR PANEL FEATURES on MG2500 Sound Masking Processor output 1 input output 2 link port link logic inputs serial port 50/60 Hz ~ 27V 12 watts class 2 wiring Atlas Sound LP1601 JackMcKay BlvdEnnis, TX 75119 Made in U.S.A. MG2500 Sound Masking Processor On Indicator: When power is applie...
Page 5 - SETUP; parameters are all adjustable using the Windows; MAIN SCREEN
3 SETUP MG2500 parameters are all adjustable using the Windows ® 95/98/NT/2000/XP software and serial cable provided with the unit. The MG2500 program includes several control screens, which are described on the following pages. Once the software is started (and Comm Port Configuration is set), the ...
Page 6 - GAIN MATRIX #1 SCREEN
4 SETUP GAIN MATRIX #1 SCREEN The Gain Matrix #1 screen provides a channel-to-channel (2x2) mix matrix, which can be used to adjust the amount of Input & Noise signal being routed to each of the processing channels (Output 1 & Output 2). From the factory, Input 1 is routed to Output 1 only, ...
Page 7 - GAIN MANAGER SCREEN
5 SETUP GAIN MANAGER SCREEN The Gain Manager screen is used to adjust Leveler, Compressor, Limiter & Soft Gate settings for each of the processing channels (Output 1 & Output 2). Threshold adjusts the signal level at which the Leveler, Compressor, & Limiter functions are triggered. There...
Page 8 - PARAMETRIC EQ SCREEN
6 SETUP PARAMETRIC EQ SCREEN The Parametric EQ screen is used to adjust equalization for each of the processing channels (Output 1 & Output 2). Up to 28 bands of equalization, plus high-pass & low-pass filters, are available per channel. NOTE: Parametric & Graphic equalization techniques...
Page 9 - GRAPHIC EQ SCREEN
7 SETUP GRAPHIC EQ SCREEN The Graphic EQ screen is used to adjust equalization for each of the processing channels (Output 1 & Output 2). Up to 28 bands of equalization, plus high-pass & low-pass filters, are available per channel. NOTE: Parametric & Graphic equalization techniques may b...
Page 10 - GAIN MATRIX #2 SCREEN
8 SETUP GAIN MATRIX #2 SCREEN The Gain Matrix #2 screen provides a channel-to-channel (2x2) mix matrix (identical to Gain Matrix #1), which can be used to adjust the amount of signal being routed from each channel to the other. From the factory, Channel 1 is routed to Output 1 only, and Channel 2 is...
Page 11 - DIGITAL DELAY SCREEN
9 SETUP DIGITAL DELAY SCREEN The Digital Delay screen is used to adjust delay time settings for each Output. Delay time is shown in the window, with adjacent buttons providing the up/down adjustments. Coarse buttons change the delay time in 1 milli-second increments. Fine buttons change the delay ti...
Page 12 - LOGIC INPUT DEFINITIONS SCREEN
10 SETUP LOGIC INPUT DEFINITIONS SCREEN The Logic Input Definitions screen is used to assign specific ‘actions’ to the sixteen Logic Inputs. Logic Inputs allow remote control of the MG2500 via external circuits, such as switches, contact-closures, active driver circuits, and/or ‘open-collector’ logi...
Page 13 - CONFIGURATION OPTIONS SCREEN
11 SETUP CONFIGURATION OPTIONS SCREEN The Configuration Options screen is used to select options which customize the operation of the MG2500. At the top of the Configuration Options screen, the Serial Number and Firmware Version of the MG2500 will be displayed. MG2500 software can operate ‘off-line’...
Page 14 - LOGIC INPUTS; via; ground; logic inputs; multiple switches to single Logic Input
12 LOGIC INPUTS Sixteen Logic Inputs are available on a rear panel 25-pin Sub-D (female) connector. Logic Inputs allow remote control of the MG2500 via external circuits, such as switches, contact-closures, active driver circuits, and/or ‘open-collector’ logic outputs. From the factory, Logic Inputs...
Page 15 - Serial Cable
13 RS-232 CONTROL Serial Port: The 9-pin Sub-D (male) connector on the MG2500 rear panel provides the RS-232 compatible serial interface signals used for computer control. The MG2500 Serial Port transmits serial data on pin 3 (TxD), receives serial data on pin 2 (RxD), and provides a ground on Pin 5...
Page 16 - SPECIFICATIONS & BLOCK DIAGRAM
14 SPECIFICATIONS & BLOCK DIAGRAM Frequency Response (20Hz~20kHz @ +4dBu): +0/-0.5dB Sampling Rate: 48kHz THD+Noise (20Hz~20kHz @ +4dBu): < 0.002% A/D & D/A Converters: 128x oversampled 24-bit sigma delta Dynamic Range (20Hz~20kHz): > 100dB Power Consumption: < 15 watts Maximum Gain...
Page 17 - WARRANTY; ATLAS SOUND IS PLEASED TO EXTEND THE FOLLOWING 5-YEAR LIMITED
15 WARRANTY ATLAS SOUND IS PLEASED TO EXTEND THE FOLLOWING 5-YEAR LIMITED WARRANTY TO THE ORIGINAL PURCHASER OF THE PROFESSIONAL SOUND EQUIPMENT DESCRIBED IN THIS MANUAL. Limited Warranty: All products manufactured by Atlas Sound are warranted to the original dealer/installer, industrial or commerci...