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ETS
EIGHT CHANNEL MIXER/EQUALISER
SDV1092-8 Music Mixer / Equaliser
Installation guide and user manual
EcoTec Systems Ltd. reserve the right to change the products shown on this datasheet in the interest of improved
1
specification. No responsibility is assumed for the use of information contained herein, nor for any infringement of
patent or rights of others that may result from such use. No license is granted by implication or otherwise under any
patent or patent right of EcoTec Systems Ltd.
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Summary of Contents for ETS SDV1092-8
- Page 1 EIGHT CHANNEL MIXER/EQUALISER SDV1092-8 Music Mixer / Equaliser Installation guide and user manual EcoTec Systems Ltd. reserve the right to change the products shown on this datasheet in the interest of improved specification. No responsibility is assumed for the use of information contained herein, nor for any infringement of patent or rights of others that may result from such use.
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Page 2: Table Of Contents
CONTENTS CONTENTS ....................2 SAFETY NOTES ..................3 INTRODUCTION ..................4 USER CONTROLS ..................7 VOLUME CONTROL................7 MUSIC SOURCE SELECTION ...............8 MUTE FUNCTION ..................8 INSTALLATION GUIDE ................9 LOCATION....................9 MUSIC SIGNAL INPUTS................9 MUSIC SOURCE SELECTION .............10 REMOTE VOLUME CONTROL............10 MUSIC EQUALISATION..............11 MICROPHONE INPUT................11 MICROPHONE PRIORITY ..............12 MUSIC OUTPUTS .................12 REMOTE MUSIC MUTE –... -
Page 3: Safety Notes
SAFETY NOTES The SDV1092-8 Mixer / Equaliser is a complex MAINS piece of electrical apparatus and as such certain CAUTION: For continued protection against risk of precautions should be taken when using this fire, Replace only with same type of fuse equipment. -
Page 4: Introduction
INTRODUCTION Congratulations on your purchase of the Semelab SDV1092-8 Mixer / equaliser. This equipment has the following unique combination of features: Control of up to 4 music sources (one source internal). Control of the music volume for up to 8 zones. - Page 5 To reduce space taken up by the music equipment, selected music sources can be installed within the SDV1092-8, such as network media players which are programmed remotely over the venue network. This option means the space occupied by the music equipment can be dramatically reduced.
- Page 6 visible from the slider controls positions. In addition, indicators are provided to show the installer that there is a signal present. This is in the form of a green LED which flashes in sequence to the music. Also clip indicators are present on both the input and output of the mixer to indicate that the music signal level is too high and needs to be reduced for best performance.
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Page 7: User Controls
USER CONTROLS The SDV1092-8 mixer / equaliser is designed to provide a simple but attractive user interface. In common with most modern equipment design the user controls have been reduced to the minimum required to operate the unit. These controls are the eight volume knobs which control the music levels in their respective zones, the music source selection knob and the MUTE button. -
Page 8: Music Source Selection
MUSIC SOURCE SELECTION There is a music source selector switch on the front panel. This enables selection of one of up to four music sources. One of these music sources can be internal to the unit. If a network player option has been fitted then the unit will have a built in music source. -
Page 9: Installation Guide
INSTALLATION GUIDE LOCATION The SDV1092-8 mixer /equaliser can be desktop, shelf or rack mounted. The unit is 2U high and will fit into a standard rack enclosure using the optional mounting brackets. When fitting the unit into a rack enclosure the rubber feet underneath the unit can be removed by withdrawing the centre plastic pin from each foot. -
Page 10: Music Source Selection
MUSIC SOURCE SELECTION The music source selection can be achieved in two ways. The first is to use the front panel music source selector switch. The second is to use a remote selector switch. If a remote selector switch is used the remote switch is connected to the remote connector on zone 1. -
Page 11: Music Equalisation
MUSIC EQUALISATION A 14 band graphic equaliser is provided for music equalization. The graphic can boost or attenuate the music signals on all channels by +12dB (1/4 to 4 times). The graphic equaliser is located behind the top front panel. The panel is removed by undoing the two large locking bolts on the rear of the unit. -
Page 12: Microphone Priority
MICROPHONE PRIORITY When the paging microphone is switched on the music volume is lowered temporarily to approximately 10% of the set level. This enables announcements to be made over the music. Once the microphone is released the original music volume is restored. MUSIC OUTPUTS The music output for each zone is via Weidmuller terminal connectors. -
Page 13: Remote Music Mute - Fire Alarm Interface
If single-ended (unbalanced) operation is required then a single core screened cable should be used and there will be no connection to pin 3 on the output socket. REMOTE MUSIC MUTE – FIRE ALARM INTERFACE A remote mute facility is provided to enable a signal from a fire alarm control panel to mute the unit in the event of a fire alarm. -
Page 14: Troubleshooting
TROUBLESHOOTING Problem Item to check Remedy No music signal Is MUTE selected? De-select MUTE Is a source connected to Connect source to line selected line Input? input and set music source selector accordingly. Is output connector wired Rectify any connection correctly? problem. -
Page 15: Specifications
SPECIFICATIONS Music source (line) inputs Frequency Response 20Hz to 20KHz -3dB Distortion <0.1% 20Hz to 20KHz Sensitivity adjustment for 1Vrms 300mA to 3V rms input Input Gain 20dB Input Impedance Noise <-90dB Microphone Frequency Response 20Hz to 20KHz -3dB Distortion <1% 20Hz to 20KHz Sensitivity adjustment for 1Vrms 300mA to 3V rms...
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