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COM104/108

User Manual

www.audac.eu

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Summary of Contents for COM104

Page 1: ...COM104 108 User Manual www audac eu ...

Page 2: ...nd is as complete as could be on the publication date However updates on the specifications or functionality may have occurred since publication To obtain the latest instruction manual or obtain additional product information please visit the product page on www audac eu ...

Page 3: ...lectronic Equipment WEEE 7 Caution 7 Chapter 1 Pin connections and connectors 8 Connection standards 8 Chapter 2 Front rear panel 9 Front panel overview 9 Front panel description 9 Rear panel overview 10 Rear panel description 10 Chapter 3 Setting up the system 11 Chapter 4 Additional information 14 Technical specifications 14 Notes 15 ...

Page 4: ...4 ...

Page 5: ... power supply allows compatibility with a wide variation of mains voltages for global compatibility A stereo line input allows connection for a wide variation of audio sources such as media players radio tuners internet audio players and many more A balanced mic line input allows connection for an announcement microphone with compatibility for condenser microphones using the integrated phantom pow...

Page 6: ...NGS DO NOT STICK ANY OBJECTS THROUGH THE VENTILATION OPENINGS DO NOT INSTALL THIS UNIT NEAR ANY HEAT SOURCES SUCH AS RADIATORS OR OTHER APPARATUS 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 ...

Page 7: ...t Do not open the unit Do not attempt to service the unit yourself Refer all servicing to qualified personnel Opening the chassis for any reason will void the manufacturer s warranty 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 T...

Page 8: ...g to international wiring standards for professional audio equipment Cinch RCA For unbalanced line input connections Tip Signal Sleeve Ground 3 Pin Terminal block For balanced signal input connections Left Signal XLR Pin 3 Center Signal XLR Pin 2 Right Ground XLR Pin 1 For balanced signal input connections For unbalanced signal input connections ...

Page 9: ...tput master control The output section contains a master volume control two band tone control and indicator LED s The master volume control allows regulation of the overall output level while two band tone control allows bass treble adjustment within a range of 12 dB and the indicator LED s indicate the overall output level and status of the amplifier Signal 20 dB Clip Protect Power switch Allows ...

Page 10: ...his instruction manual Unbalanced stereo line input An unbalanced line level input source e g media players radio tuners can be connected to the line input which is implemented through RCA connectors It is fitted with a gain control potentiometer whereby the input sensitivity can be controlled within a range of 4 dB 20 dB NOTE The gain control potentiometers for the RCA unbalanced stereo line inpu...

Page 11: ...loudspeakers and installation type It is only allowed to use one either constant voltage or low impedance of both options at a time The table below shows the output voltage impedance and maximum power load for each amplifier model COM104 COM108 4 Ω 12 65 V 4 Ω 17 89 V 125Ω 70 V 62 5Ω 70 V 250Ω 100 V 125Ω 100 V 40 Watt 80 Watt For operation in low impedance 4 ohm mode any loudspeaker or combination...

Page 12: ...er and the connected audio sources After approximately five seconds the protection LED will stop illuminating Apply a signal to the inputs as it will be used in normal operation circumstances and turn the channel input level control up about 50 Slowly raise the master volume control till a certain level until the desired sound level is achieved Depending of the output level of the connected music ...

Page 13: ...priority mute when enabled The phantom power switch enables 15 Volts phantom power supply for powering condenser microphones 4 Priority mute contact A priority mute contact allows complete muting of background music at presence of a contact closure between both terminals This contact is convenient for situations where a separate emergency system is installed and complete background music muting is...

Page 14: ...ombined with Line in RCA Connector 3 5 mm stereo jack Priority mute contact Type Priority mute 2 pin terminal block 5 08 mm pitch Outputs Volt Imp 4 Ω COM104 12 65 V COM108 17 89 V 100 V COM104 250 Ω COM108 125 Ω 70 V COM104 125 Ω COM108 62 5 Ω Connector 4 pin terminal block 5 08 mm pitch Frequency response 20 Hz 20 kHz Signal to Noise ratio 90 dB Total Harmonic Distortion Noise 0 5 Crosstalk 70 d...

Page 15: ...ss D Power supply Type Switching mode Range 100 240 V AC 50 60 Hz Power consumption Idle 3 5 Watt 1 3 Rated power COM104 24 Watt COM108 46 Watt Dimensions 218 x 44 x 300 mm Unit height 1 HE Weight COM104 2 2Kg COM108 2 35 Kg Optional accessories MBS310 Rack mount kit For single 10 5 and side by side 19 mounting ...

Page 16: ...16 Notes ...

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