Shure SCM810 Manuel d'utilisateur

User Guide©2008 Shure Incorporated27A8868 (Rev. 2)Printed in U.S.A.SCM810/SCM810AZSCM810/SCM810AZ EIGHT-CHANNEL MICROPHONE MIXEREIGHT-CHANNEL MICROP

10ADVANCED FUNCTIONSLOGIC CONNECTION SPECIFICATIONS The logic functions of the SCM810 expand the mixer's range of installationand control options

11SUGGESTED LOGIC APPLICATIONSThis section contains suggestions on the uses of the SCM810's logic capa-bilities. Note that uses of these function

12Inhibiting Gating for Unwanted SoundsAs described in the Operating Principles section, MaxBus attempts to acti-vate only one microphone per sound so

13Diode Isolation of Logic ControlsTwo or more control functions using the same logic pins can be isolatedwith diodes. In this manner a channel can be

14INTERNAL MODIFICATIONSWARNING: All modifications must be performed by qualified service tech-nicians.This section describes SCM810 modifications tha

15SCM810 Speech Gate for Mixing ConsoleThe SCM810 can be used in conjunction with large mixing consoles to pro-vide automatic mixing for talk shows, p

16Increase Hold TimeIn addition to the dip switch SW702 options of 0.4- and 1.0-second holdtime, the hold time can be increased to 1.5 seconds. (More

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2DESCRIPTION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .3SYSTEM FE

3DESCRIPTIONThe Shure Model SCM810/E is an eight-channel automatic microphonemixer designed for use in sound reinforcement, audio recording, andbroadc

4FRONT PANEL FEATURESMODEL SCM810 FRONT PANELFIGURE 1 Microphone Channel Gain Controls 1–8: Allows adjustment ofmicrophone gain.  Input LED 1–8: Lig

5DIP SWITCHESThe rear-panel DIP switch provides the following setup options. The posi-tions shown in bold type are the factory settings.NOTE: Switch p

6INSTALLATION AND SYSTEM SETUPRACK MOUNTING THE MIXERTo mount the SCM810 in a standard 483 mm (19-inch) audio equipmentrack, slide the mixer into the

7EQUALIZER FUNCTIONSLow Cut Filter (High-Pass)The low-cut (or high-pass) filter allows all frequencies above its cutoff pointto pass from filter input

8NETWORKING MULTIPLE MIXERSIf additional inputs are needed, more SCM810 mixers (as many as 50) canbe “linked” using supplied link cables. Such a confi

9SPECIFICATIONSMeasurement Conditions (unless otherwise specified): Line voltage 120Vac, 60 Hz (SCM810) or 230 Vac, 50 Hz (SCM810E); full gain; 1 kHz,