mixer amplifier mt
Contents
1. POWER SWITCH 42 E 240 EN 26 Further Information INDEX Alerting 22 Alarm Function 7 B Bass and Treble Controller 12 Battery Connection 15 Block Plugging Diagram 26 CD Player 13 Cooling 6 Chime 21 Desktop Mounting 6 Inputs 7 L LED Display 9 LINE Inputs 10 Master Controller 12 Microphone Inputs 19 Microphone Controller 11 MONITOR OUTPUT 22 Mains Connection 15 O ON OFF Switch 9 Outputs 7 P Priorities 20 5 Speaker Output 16 Safety Instructions 5 Technical Specifications 25 Telephone input 21 Top view of all functions 23 Tuner 13 U Z Unpacking 5 Zoning 9 ic audio www ic audio com oT make people listen ic audio GmbH Boehringerstrake 14 68307 Mannheim Germany Fon 49 0 621 77096 0 Fax 49 0 621 77096 26 WWwW ic audio com Email info ic audio com 4d ic audio2. 4 4 a a Aio 12 Aio of LINE SELEC ON OFF Switch With this switch you turn on the apparat Position apparat is on Position 0 apparat is off After turning the machine on the LED is shining blue Before turning the machine on the Master controller should be set to a low volume audio FM AM TUNER 99 BAND DOWN SCAN ee 9 96 1 Ne 5 MIC 2 MIC 3 4 a a a a a of io o9 MIC 1 5269 AUX AUX TUI e OFF LINE SELECT T INER CD TAPE L1 NER CD TAPE 4 OFF C ic audio LED Display CD PLAYER 9 PAUSE Ha Puy sroP REPEAT RANDOM PROGRAM POWER LINE BASS TREBLE MASTER VOLUME a a 0 40 0 auo Zoning In addition to the normal 100V line output there are two sets of 100V line terminals for 4 Zones which can be selected using the push buttons on the front panel Zone Button No 2 ON OFF Switch 9 PAUSE EJECT J Ma pri PLAY 5 REPEAT RANDOM PROGRAM POWER LINE BASS TREBLE MASTER VOLUME 0 0 a a L id L fe ep 08 10 107 910 097 810 MT AMP 240 MIXER AMPLI
3. SCAN e s YI os 9 Microphone Input 6 3mm chinch a e OFF LINE SELECT a 46 E INER 9 9 EE Pbi PLAY sTOP al REPEAT RANDOM PROGRAM MASTER VOLUME e Di Dd 9 oF 9 21 22 OO 24 OO Lj Device Functions Frontside audio Controller With this controller you can set the volume of the microphones Microphone Controller LINE Controller Switch AUX CD The connected Signal Sources can be controlled by the LINE Switch This could be a built in CD Player a optional Tape Deck or a built in Tuner LINE Controller EN 11 Device Functions Frontside Bass and Treble Controller With this control you can adjust the reproduction of deep and high frequencies The bass control lifts or lowers frequencies near to 100Hz at 10dB The treble control has the same effect on at frequencies near to 10 000 2 ic audio Controller Bass and Treble CD PLAYER MIC 1 MIC 2 MIC MIC 4 e OFF a s a s a a 997 7o 4 7 0 77 guts LINE SELECT Master Controller The master control drives the volume of all signals being processed by the amplifier Signals of the TEL EMERgency input excepted are They can be adjusted at the Rearside of the M
4. L As the colours of the wires in the mains lead of this apparatus may not correspond with the coloured markings identifying the terminals in your plug proceed as follows The wire which is coloured green and yellow must be connected to the terminal which is marked by the letter E or by the safety earth symbol or coloured green and yellow The wire which is coloured blue must be connected to the terminal which is marked with the letter N or coloured black The wire which is coloured brown must be connected to the terminal which is marked with the letter L or coloured red If a 13 Amp B S 1363 plug or any other type of plug is used a 5 Amp fuse must be fitted either in the plug or at the distribution board ic audio General Information DO NOT run microphone cables near mains data telephone or 100V line cables DO NOT run 100V line cables near data telephone or other low voltage cables DO NOT exceed 90 of the amplifiers output power when using 100V line speech only DO NOT exceed 70 of the amplifiers output power when using 100V line high level background music DO NOT use re entrant horn loudspeakers for background music unless the loudspeaker has been specifically designed for this purpose AVOID jointing the microphone cable when this is unavoidable make sure a good screened connector is used e g XLR ALWAYS use a balanced or floating low impedance microphone terminating into a balanced input on long microph
5. Press the Repeat key to memorise the selected track in your program Repeat stages b and c to program a maximum of 20 tracks d Press the Play key to start the program The program repeats itself until the CD Player is stopped Tuner Operation For FM reception connect a dipole aerial using 75 coaxial to the socket at the rear of the unit Connect the supplied antenna to the AM spring loaded terminals 1 Select TUNER mode with the LINE select switch 2 3 Use the UP DOWN keys to set a frequency Select AM or FM with the BAND key manually or the Scan key to automatically search for the desired station To program a station press the Memory key Press a memory key M1 to 5 or Shift key and Memory key M6 to M10 to store a frequency 1 2 3 4 5 6 T 8 9 CD display Repeat key Random key Program key CD Power ON OFF key Previous key Next key Play Pause key Stop Eject key 7 8 9 10 11 FM AM TUNER 2 AUX M1 Memory key M2 Memory key M3 Memory key M4 Memory key M5 Memory key Shift key Band select key Down key Up key 10 Scan key 11 ME key EN 13 Device Functions Rearside 115V and 230V Mains Connection 24V Battery Connection 100V 8Q Speaker Output Aerial Connection LINE OUT LINE IN Priorities Telephone Input Chime MONITOR OU
6. Zone 2 Button AC 115V 230V voltage selector switch Indicators Power indicator LED output level indicators 3 LEDS AC power consumption 760 watts DC power consumption 16A Chime TWO TONE CHIME Ding dong attention signal preceding a call Priority PRIORITY LEVEL Using for 1 4 TEL EMER MIC1 2 MIC3 MIC4 AUX CD 3 2 1 1 1 1 Dimensions H x W x D Desktop 88 x 430 x 300 mm 19 Rack 88 x 430 x 385 mm Weight MT AMP 240 app 13kg Colour Black Desktop Optional Modules CD 2 CD Player TM 2 AM FM Digital Tuner Unit Desktop Further Information Block Plugging Diagram audio 996 k lt T n PHANTOM TONER Vip V Q amne 1 a rh gt at Priority X E re MASTER cc d M LCD M C U FM KEY PAD LCD Lee MLC U Drive
7. technical specifications Block Plugging Diagram Circuit construction Index Content in alphabetical order Further Information Technical Specifications Type Mixer Amplifier Model MT AMP 240 Supply Mains Voltage 115V 230V 50 60Hz 10 selectable Battery Voltage DC 24V Max 10 deviation Output power Max 360W Rated 240W Outputs SPEAKER OUTPUTS MUSIC SPEECH 8ohm 25V 70V 100V selectable LINE OUT 600ohm 1V MOH OUTPUT 8ohm 1 watt 600ohm 1V balanced Inputs MIC 1 250ohm 1mV symmetric with phantom power selectable JUMP1 2 250ohm 1mV symmetric with phantom power selectable JUMP1 MIC 3 250ohm 1mV symmetric with phantom power selectable JUMP1 MIC 4 250 1mV symmetric with phantom power selectable JUMP1 AUX 200mV 47Kohm unbalanced TEL 0 1 1V 600ohm adjustable balanced Frequency response MIC1 MIC4 60Hz 15KHz 3dB Total harmonic distortion Less than1 at 1KHz rated power Signal to noise ratio All VOLUME CONTROLS C C W 75dB below rated power MIC1 4 60dB below rated power TEL 70dB below rated power LINE AUX CD 70dB below rated power Tone controls BASS 10dB at 100Hz 10dB at 10KHz Controls MIC1 MIC4 volume control LINE AUX Tuner Cassette CD volume control MASTER volume control TEL input level control MOH output level control TONE controls Bass Treble Zone 1
8. 0V Entire Speakers 70V Entire Speakers 25V Entire Speakers 8ohm Entire Speakers 100V Speakers of the first Zone 100V Speakers of the second Zone 100V Speakers of the third Zone 100V Speakers of the fourth Zone LINE OUT 600 Monitor 1V Monitor 8ohm Monitor 1Watt Monitor EN Device Functions Front side LED Display On Off switch Zoning VU Display Microphone Input 1 Microphone Controller LINE Controller Switch AUX CD Tuner Controller Bass and Treble CD Player and Tuner Controller Master ic audio LED Display Display for the activation ON OFF Switch Setting up the Mixer Amplifier Zoning Choosing the Output Zone VU Display Shows the saturation degree of the Mixer Amplifier Microphone Input MIC 1 Connecting a microphone Microphone Controller Controller for the Microphone volume LINE Controller Switch AUX CD Volume Control of the acoustic signal source Bass and Treble Controller Control of the high and deep frequency CD Player amp Tuner Using the optional items Controller Master Control of all Signals Device Functions Front side LED Display The LED Display shows the operational readiness of the Mixer Amplifier ic audio FM AM TUNER 9 FUNCTION amp BAND DOWN UP SCAN ME e e 6 6 9 M 2 3 4 5 SHIFT MIC 1 2 MIC 3 4
9. FIER 71 CD PLAYER ALL Device Functions Frontside VU Display The VU Display shows the saturation degree of the Mixer Amplifier The green LED s indicates the level which can be run continously without any interferences The red LED is iluminated at the full saturation degree only This level is not appropriate for enduring operation VU meter Display 20db 6db Odb ic audio MT AMP 240 MIXER AMPLIFIER FM AM TUNER ax FUNCTION ID scAN ME lee mE 2 5 28 es MIC 1 MIC 2 gt TUNER ror 4 ror D a D a a oec ntu uS cano LINE SELECT Input The first microphone MIC1 is prior to all others MIC1 being in use automatically gates all other microphones If music is hooked up to the system while an announcement is being made the gate shuts of the music so that with the specific desktop microphone the announcement signal can go through This setting will remain until the announcement has ended Then then the music automatically fades back in e 95 x 644 MASTER VOLUME QW uo 22 MT AMP 240 MIXER AMPLIFIER 52 C o 69 e EN 10 FM AM TUNER 9 9 FUNCTION DOWN UP
10. TPUT Top view of all functions EN 14 ic audio 115V and 230V Mains Connection Selector to adapt the mains connection 24V Battery Supply Connection to UPS 100V 80hm Speaker Output Terminal for 100V 80hm speakers Aerial Connection Connection of FM an AM Antennas LINE OUT Connecting an additonal amplifier LINE IN AUX Terminal for LINE IN devices CD AUX Priorities Effects of different Priority Statuses Telephone Input Using the Tel input for emergency announcements Chime Activating a attention signal preceding a call MONITOR OUTPUT Connection of monitor devices for tracing Top view of all functions Diagram connected with all possible devices Device Functions 14 Rearside 115V and 230V Mains Connection Mains Selector The amplifier is factory set at 230 V AC mains voltage The Mains Selector is at the Rearside of the Mixing Amplifier EN You can set the switch to 115V if neccessary by 115V 230V pushing the slide switch from right to left pu A before please disconnect the mains cable Ensure yourself that the device is set to the local mains voltage before you connect it LINE OUT AUX eS oir MIC 2 1 DC INPUT 10 A 24V 0 COM 8f 25 70V 100 ur EEEEEEEEE zones 2 4 86 1W MUTE G 27 ANT MOH OUTPUT T MOH 4 SEPEEEEEEEEH O9 0 1 TEL Mains Sup
11. User manual MIXER AMPLIFIER MT AMP 240 mmm 240 MIXER AMPLIFIER n 22 z3 24 2 E gt om Status 06 2004 MT AMP 240 CDT Mixer Amplifier Front 240 MIXER AMPLIFIER audio FUNCTION 71 22 FM AM TUNER e CD PLAYER 0266 tom w eu it 9 9 IJ P 9 AL 9 6 960239 Rid nuca Fon EM 6 0990 088 088 2 MIC 3 MIC 4 AUX LINE TREBLE MASTER VOLUME POWER TUNER CD TAPE 4 4 OFF 4 a D s a a Boc 4 2749 LINE SELECT MI 2 3 Mixer Amplifier Rear ma 2 LINEOUT AUX p M BALANCED e d e MIC 4 B MIC 3 a MIC 2 amp MIC 1 Apparatus delivered power INPUT id x nected for 230v 4 Pag CAM 86V 25V 70V 100V GO ATTENTION AFN DE REDURE LE CAUTION To REDUCE RSQUE DINCENDIE THE RISK OF FRE REPLACE REMPLACER ONLY WITH SAME TYPE FUSE L_zoNE1 ZONE2 zowes zons4 IO icd gi antiw MUTE G cou Hor bere B B A ole OUTPUT LEVEL INPUT LEVEL G6 OUTPUT EN Content audio Preperation Device Functions Unpacking 5 Rear Side Safety Instructions 5 General Information 5 115V and 230V Mains Connection 15 Cooling 6 24V Battery Connection 15 Des
12. ice Functions audio Rearside Telephone Input This input is foremergency announcements signals and is not effected by the Master Control The input level can be set by rotary control on the rear panel The TEL input has the highest priority and will override all other inputs EP Telephone Input Level Chime Switching the manual muting terminals on the rear panel will activate the chime function DING DONG attention signal preceding a call The default volume of the chime is pre set at the factory and is adequate for most applications EN 21 Device Functions Rearside ic audio MONITOR OUTPUT If the loudspeaker zone is not in the same room as the amplifier you can supervise the output with the connectors on the terminal strip marked as MONITOR OUTPUT There are several options 1 Connection of an ear phone at the terminal output 6000 and 1 2 Connection of a speakers at the terminal output 80 and 1W MONITOR OUTPUT MONITOR OUTPUT TETTO Volume Control MONITOR OUTPUT EN 22 Device Functions audio Rearside Top view of all functions 100V Line 0 d j enn THEY MR FM Antenna AM Antenna zoe zones Jp dp oxo JE 102 zones EN Further Information Technical Specifications Block Plugging Diagramm Index EN 24 Technical Specifications Containing all
13. ixning Amplifier Ce PAUSE EJECT kd m pe PAY mm STOP z 2 x MT AMP 240 MIXER AMPLIFIER 21 TREBLE MASTER VOLUME Master Controller SIGNAL FUNCTION PEAK e CO PLAYER ee MIC 1 Mice D RS O e 7 OFF a a a of oF o SELECT e PAUSE EJECT MEMORY M4 bhi PLAY STOP e REPEAT RANDOM PROGRAM POWER eecce 8 4 9 2 MT AMP 240 MIXER AMPLIFIER 21 we MASTER VOLUME EN 12 Device Functions Frontside ic audio CD Player and Tuner are optional items CD Operation Select CD mode with LINE select switch Press Power key on CD Player Load disc into player and Play starts automatically Press Pause key and the play will be suspended Press Pause key to resume play Press the Next keys 6 7 to select tracks Press the Random key random appears in the display and tracks will be played out of the sequence Press the Repeat key one time and the current track is repeated When the key is pressed twice the whole disc will be repeated To cancel these functions press the Repeat key again Programming the CD Player in STOP mode a Press the Program key b Use the Next or Previous key to select a track c
14. ktop Mounting 6 100V 8O Speaker Output 16 Aerial Connection 17 LINE OUT 18 Special Characteristics LINE IN 19 Priorities 20 Paging Microphone 7 Teleph Input 21 Output Function 7 elephone Inpu Common Function 7 MONITOR OUTPUT 22 Inputs 7 Top view of all functions 23 Outputs 7 Device Functions Front side LED Display 9 ON OFF Switch 9 Zoning 9 Hu VU Display 10 Further Information Microphone Input 10 i Technical Specifications 25 Microphone Controller 11 Plugging Diagram 26 LINE Controller Switch AUX CD 11 Index 27 Controller Bass and Treble 12 Controller Master 12 CD PLAYER and Tuner 13 3 Preperation Unpacking Safety Instructions General Information Cooling Desktop Mounting Unpacking Please note the unpacking instructions Safety Instructions Please note the safety instructions before connecting the MT AMP 240 General Information Instructions for the installation Cooling Please note the ventilation cooling guidelines Desktop Mounting Please note the positioning of the Mixer Amplifier Preperation Unpacking Please verify if the following parts were delivered e line cord Mounting foots pre assembled Safety instructions The wires of the main power line have the following colours GREEN and YELLOW BLUE N BROWN
15. nce loudspeakers The minimum load impedance must be 8ohm When two or more loudspeakers are connected ensure that they are wired in such a way that the load impedance is between 8ohm and 16ohm 4 COM 25V 70V 100V ae ar 208861 a IL cd ES ES TE TES Je 00 4 EN 16 Device Functions 14 Rearside ic audio Aerial Connection The MT AMP 240 provides the possibility to connect two antennas FM and AM at the rearside of the gear The connection can be done by the AM clamps oder the FM jacket O CC JC 17 Device Functions 14 Rearside audio LINE Out These standard RCA phono sockets provide a mixed output suitable for connection to a amplifier Amplifier ae Fon o a 25800 18 Device Functions Rearside LINE CD AUX The equipment provides an auxiliary input which may be used for connecting other signal sources such as a CD or Cassette player A slide switch is located on the front panel for selection of Aux and CD The line level control operates on each of the input sources To operate select the desired music source using
16. one cable runs ALWAYS use a mains grade double insulated cable for the loudspeaker cable runs ENSURE that all loudspeakers are in phase ENSURE that there are no short circuits on the loudspeaker line before connecting to the amplifier EN Preperation Cooling mixeramplifer pulls fresh air through the small holes in the bottom sheet and pushes the exhaust air through the long holes in the top sheet Please make sure that the internal space of the rack system is cooling and you have a room maximum temperature of 40 C We recommend to install a cooling system at the rear site of the racksystem to support the transport the exhaust air in the racksystem Desktop Mounting Put the Mixer Amplifier in a position with enough space enough fresh air to minimise the heat in the system Do not place the Mixer Amplifier close to of heat sources or a heater Do not expose the Mixer Amplifier sunlight or heavy dust false ic audio Special Characteristics Paging Microphone Functions Output Function Common Function Inputs Outputs Paging Microphone Functions 4 Microphone inputs with different Priorities 1AUX Output Function 4 split Output Zones Music muting Pre Amplifier Output Common Function 115V and 230V Mains Connection 24V Battery Connection Monitor Output CD Tuner Mode 4 Zones switchable Inputs AUX 4 Microphones Telephone Emergency Connection Outputs 10
17. ply 24V Battery Supply You can also drive the device with 24V AC This is useful in case your mains connection is broken down and you can bypass this with an uninteruptible power supply UPS In this case no manual switching is interruped at the amplifier As soon the mains connection the device is automatically driven by external battery power regardless to the position of the ON OFF switch Electrical stability of the system is increased by earthing the case 115 230v LINEOUT AUX r BALANGED 34 MIC 3 MIC 2 MIC 1 MIC 4 Copes tame POWER OC INPUT I gt 2 9 2 Wes V COM 257 70 100 TS e LI uet CAUTION To REDUCE THE RISK OF FRE REPLACE ONLY WITH SAME FUSE RSOUE D NCENDI INE 1 E2 cow gon MUTE 200765 24V Battery Supply UPS Connection EN 15 Device Functions Rearside 100V Speaker Output The amplifier provides four different 100V Loudspeaker Zones Additionally you can connect the Loudspeakers with one 25V and one 70V Zone The 100V Output reproduces all signals processed by the Mixing Amplifer operated in the standard mode ic audio 8ohm Speaker Output This output allows connection of standard low impeda
18. the slide switch and turn the Line control clockwise to increase the volume or anticlockwise to reduce the volume The AUX CD input sockets are standard RCA phono two sockets are supplied and these are linked together internally this allows stereo signal source to be used without the need to obtain a special lead however you may wish to check with the manufacturer of the signal source to ensure that no damage will result if the left and right output channels are put in parallel EN 19 ic audio Device Functions 14 audio Rearside Microphone input with XLR Jack XLR Input Mic 1 input is either a balanced standard 1 4 stereo jack on front panel or XLR on the rear panel with selectable phantom power Mic1 input has 1 SCREEN VOX priority which will be override Mic2 4 and 2 HOT AUX LINE input signals but not the Telephone input Mic2 4 inputs are XLR with selectable phantom power located on the rear panel 3 COLD The phantom power is factory set off and can be enabled as follows 1 Remove power lead from the AC wall socket 2 Remove top cover 3 Locate the link pins marked jump 1 2 3 amp 4 on the PCB behind each microphone XLR input socket 4 Connect shorting plug to the centre pin and ON position to enable the Phantom power Microphone input MIC 1 4 with XLR jack 2 20 Dev
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