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SMA & SMQ

User Manual

www.audac.eu

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Summary of Contents for SMA

Page 1: ...SMA SMQ User Manual www audac eu ...

Page 2: ...nectors 9 Connection standards 9 Wire up the system 11 Chapter 2 Front rear panel 11 Front panel overview 11 Front panel description 11 Rear panel overview 12 Rear panel description 13 Chapter 3 Quick start guide 14 Connecting the amplifier 14 Configuring the amplifier 14 Ready 15 Chapter 4 Connecting the amplifier 16 Input connections 16 Output connections 16 Connection examples 17 Wire up the sy...

Page 3: ... 22 Mute 22 Output setup 22 Filters 22 Equalizing 23 Delay 24 Max level 24 Standby 24 Limiter 24 Dynamic bass 25 Bridge 25 Clear presets 25 General setup 26 Input gain 26 Password 26 LCD 27 USB 27 Info 28 Temperature 28 Factory reset 28 Save 28 Lock 28 Chapter 6 Additional information 30 Technical specifications 30 ...

Page 4: ...n your installation Configurations also allow you too bridge the outputs doubling the output power of stereo channels to one mono channel or make a single three channel amplifier driving a complete setup composed of stereo mid high frequency speakers and a bass cabinet Controllability The operation and configuration of the device can be done in multiple ways The most obvious way is by using the fr...

Page 5: ...ow different configuration and control functions giving limited Eg only volume control access to standard users and full configuration control to administrators User restriction can be enabled disabled and is given through password and or USB key Secondly equipment protection is implemented by an output limiter which monitors the output power of every channel and will intervene when the output exc...

Page 6: ...replacement Safety notices Denmark Apparatets stikprop skal tilsluttes en stikkontakt med jord som giver forbindelse til stikproppens jord Finland Laite on liitettävä suojakoskettimilla varustettuun pistorasiaan Norway Apparatet må tilkoples jordet stikkontakt Sweden Apparaten skall anslutas till jordat uttag ATTENTION The fuse T500mAL 250V provides a safeguard function to the device When replacin...

Page 7: ...ATUS THAT PRODUCE HEAT DO NOT PLACE THIS UNIT IN ENVIRONMENTS WHICH CONTAIN HIGH LEVELS OF DUST HEAT MOISTURE OR VIBRATION THIS UNIT IS DEVELOPED FOR INDOOR USE ONLY DO NOT USE IT OUTDOORS PLACE THE UNIT ON A STABLE BASE OR MOUNT IT IN A STABLE RACK ONLY USE ATTACHMENTS ACCESSORIES SPECIFIED BY THE MANUFACTURER UNPLUG THIS APPARATUS DURING LIGHTNING STORMS OR WHEN UNUSED FOR LONG PERIODS OF TIME O...

Page 8: ...y Do not get the unit wet If liquid is spilled on the unit shut it off immediately and take it to a dealer for service Disconnect the unit during storms to prevent damage WASTE ELECTRICAL AND ELECTRONIC EQUIPMENT WEEE The WEEE marking indicates that this product should not be disposed with regular houshold waste at the end of its life cycle This regulation is created to prevent any possible harm t...

Page 9: ...standards for professional audio equipment XLR For balanced microphone input connections Image shows female port receptacle Pin 1 Ground Pin 2 Signal Pin 3 Signal 3 Pin Euro Terminal Block For balanced in and output connections Left Signal XLR Pin 3 Center Signal XLR Pin 2 Right Ground XLR Pin 1 For balanced line input connections For balanced line output connections ...

Page 10: ...reen GND Pin 7 White Brown AUDIO RX A Pin 8 Brown AUDIO RX B ATTENTION The twisted pair cabling must always be straight In case of self made cabling it must be wired as described above to ensure proper functioning of the system RS232 serial connection interface For connection with home automation systems or other remote control equipment Connection Standard RS232 PIN 2 M2 TX PIN 3 M2 RX PIN 5 GND ...

Page 11: ...onfiguration files to load into the amplifier or duplicating system configuration files to the inserted medium The inserted flash drive shall support FAT32 filesystem Graphical LCD display A clear system overview and intuitive user interface is provided on the 2 5 graphical LCD display This true colour display provides a clear overview of the amplifiers operation mode guaranteeing a user friendly ...

Page 12: ...the best signal to noise ratio the Clip LED may only illuminate at peak levels When the Clip LED illuminates the output limiter of the amplifier will intervene avoiding a distorted Clipping sound on the output The Protection LED will illuminate when overheating occurs or any other fault is detected When the protection LED is illuminated no signal will be available on the outputs When the volume fo...

Page 13: ...ry application A detailled description for connecting loudspeakers in the most appropriate way for each application can be found in the next chapter Connecting the amplifier Signal input connections Signal input connectors are implemented in two ways using balanced XLR and 3 pin terminal block connectors This way connections coming from the signal source such as pre amplifier mixer or matrix syste...

Page 14: ...g the amplifier 1 Configuration using presets In case your setup is a pre defined set solution from AUDAC a set solution configuration file will be available SOL whereby all settings for the configuration can be made by uploading the corresponding file to the amplifier In this case the file should be stored on an USB storage device and inserted to the USB port on front of the amplifier After inser...

Page 15: ...lluminated at the peaks 6 dB and the red indicator blinks rarely or not When the red indicator blinks frequently the input is overdriven and the gain needs to be reduced When the green indicator blinks rarely or not no input signal is detected and the gain needs to be increased 3 Acoustics configuration After the in and output configurations have been made the next step is making acoustic configur...

Page 16: ...ector can be used for link through the applied signal to other amplifiers The input structure of the amplifier is made flexible due to the input selection matrix meaning that any signal applied to the amplifier can be patched to any channel When driving multiple channels by the same signal or summing stereo signals and converted into mono Eg when the amplifier is being used in bridged mode externa...

Page 17: ...contains the output signal for the subsequent channel on 2 2 terminals This allows to transfer of two amplifier channels over one four conductor loudspeaker cable which is fitted with one connector Connection in bridge mode can also be made using one single connector Connection examples Normal operation mode This is the most common mode whereby every channel is driven with a separate signal and a ...

Page 18: ... front panel controls Three channel configuration Only SMQ In three channel configuration two outputs are used in normal operation mode and both other outputs are switched in bridged mode while feeding the amplifier with a stereo input signal This configuration is commonly used when two mid high frequency loudspeakers are supplemented with an additional mono bass cabinet for the low frequencies Th...

Page 19: ...tion with line transformers Wire up the system The wiring of the system must be done according to the following rules to guarantee a proper functioning of the system in all circumstances 1 Speaker cable for amplified outputs Minimum 2 x 1 5 mm If distance 15 m 2 x 2 5 mm 2 Music sources and zone outputs Must be connected with high quality audio cable and high quality connectors ...

Page 20: ...of the amplifier A graphical user interface is indicated on the front panel LCD display which guarantees an intuitive and user friendly experience The menu structure is shown in below diagram giving an overview of the configuration possibilities The following pages give a detailed explanation for every configurable function ...

Page 21: ...the channel is playing and turns red when muted Settings menu By pressing the rotary function dial once when the main screen is displayed the output settings menu will be shown This menu is only accessible in administrator mode will be described extensively in a later section of this user manual and allows to make adjustments to the channel setup and general setup Scrolling through this menu is po...

Page 22: ...udio signal and separating audio signals between different frequency ranges crossover when a 2 way or more system is used Because the characteristics of the required filter are strongly dependent of the application the filter settings are made flexible and user configurable Filters are grouped in this menu under subdivisions low pass and high pass indicating which types of filters can be configure...

Page 23: ...requencies for each band are shown with right under the currently selected equalizing level The selection of the corresponding band can be made by turning the rotary selection dial until the corresponding band is indicated in green and pressing it Level adjustment can be done by turning the selection dial and confirmed by pressing it again After this confirmation another band can be selected and a...

Page 24: ...d to standby Output setup Limiter The output level for each channel can be limited to a certain power This is very useful when the output power of the amplifier is greater than the maximum power handling of the connected loudspeaker Independently of a rising level of the applied input signal the output power will be always limited to the set value This way loudspeaker damage due to power overload ...

Page 25: ...oaded to the amplifier Every preset is made and optimized for one specific loudspeaker or system This window will indicate if any preset is currently loaded Presets which are meant for others than the connected loudspeakers may affect the performance and sound quality in negative way while not providing optimal protection Clearing of the currently loaded presets can be done by selecting this optio...

Page 26: ...er or administrator password is different from 0000 a password will be requested before access to the relevant functions is provided The configuration of the selected password can be made by selecting Admin pass or User pass in the column on the left side The currently selected password will be shown and the adjusting digit can be selected turns red and confirmed by turning and pressing the rotary...

Page 27: ...esponding loudspeaker When a SPF file is loaded the amplifier will recognize their filetype and show a popup window wherein all channels can be selected on which this file should be applied whereon the corresponding loudspeaker is connected After the selected channels are selected the load settings button shall be pressed and the presets will be loaded to the selected channels All previously made ...

Page 28: ...ifier channel General setup Factory reset Factory reset will recall all settings to factory defaults and all previously made settings and configurations will be lost After pressing the factory reset button a confirmation will be asked if all settings definitely need to be reset to factory defaults When confirmed all settings will be lost Save All currently set values for output levels selected inp...

Page 29: ...x 350 Watt 8 Ohm Stereo 4 x 220 Watt 8 Ohm Bridge 2 x 700 Watt SMQ500 4 Ohm Stereo 4 x 500 Watt 8 Ohm Stereo 4 x 300 Watt 8 Ohm Bridge 2 x 1000 Watt SMA750 4 Ohm Stereo 4 x 750 Watt 8 Ohm Stereo 4 x 380 Watt 8 Ohm Bridge 2 x 1500 Watt Frequency response 20 Hz 20 kHz Signal to Noise Ratio 95 dB Total Harmonic Distortion Noise 0 05 Common Mode Rejection 70 dB Crosstalk 70 dB Inputs Type Balanced Lin...

Page 30: ...ogy Class D Power supply Type Switching mode Range 230 240 V AC 50 Hz Power consumption Standby SMA350 500 750 25 Watt SMQ350 500 750 35 Watt Idle SMA350 37 Watt SMA500 38 Watt SMA750 40 Watt SMQ350 56 Watt SMQ500 57 Watt SMQ750 60 Watt 1 8 Rated Power SMA350 145 Watt SMA500 182 Watt SMA750 262 Watt SMQ350 272 Watt SMQ500 345 Watt SMQ750 503 Watt SMA350 305 Watt SMA500 416 Watt SMA750 624 Watt SMQ...

Page 31: ...31 Notes ...

Page 32: ...32 Notes ...

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