Adastra UM Series User Manual Download Page 1 | Manualshive

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UM-series

Compact 100V mixer-amplifiers

Item ref: UM30 953.173UK

UM60 953.176UK
UM90 953.179UK

User Manual

Version 1.1

Caution: Please read this manual carefully before operating

Damage caused by misuse is not covered by the warranty

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Summary of Contents for UM Series

Page 1: ...ct 100V mixer amplifiers Item ref UM30 953 173UK UM60 953 176UK UM90 953 179UK User Manual Version 1 1 Caution Please read this manual carefully before operating Damage caused by misuse is not covered by the warranty ...

Page 2: ...4 Terminals marked with the symbol are HAZARDOUS LIVE and should only be connected by qualified personnel 15 Ensure that the apparatus is connected to a mains socket with a protective EARTH connection 16 Ensure correct operation of the mains switch Warning To prevent the risk of fire or electric shock do not expose any components to rain or moisture If liquids are spilled on the casing stop using ...

Page 3: ...To do this mount the rack ears with the tabs aligned with the top of the housing to provide mounting holes to screw the amplifier to the underside of a work surface or against a wall with the controls visible vertically Front panel Rear panel 1 3 5mm stereo AUX input 7 USB port 2 Media player display 8 Media player controls 3 MIC volume control 9 Microphone input jack 4 LINE IN volume control 10 V...

Page 4: ...ther so it is important to decide which method will be used at the start 100V line systems For 100V line systems connect the amplifier to the first speaker in the system using double insulated speaker wire which has adequate current rating to handle the total output of the amplifier Connect the 100V output terminal to the positive connection of the speaker and COM output to the negative connection...

Page 5: ...y to pair the sending device to the receiver as follows 1 Open the Bluetooth settings menu on the smart phone or tablet or other sending device 2 Scan for Bluetooth devices and look for adastra 0000 in the list of available devices ensure that the UM amp is powered on and within reception range 3 Select adastra 0000 and the sending device should confirm that it is connected as an audio device note...

Page 6: ...play Also check that the audio files are mp3 type Turn up the MEDIA control 5 to hear the output from the speakers and increase to the required level There are 3 Repeat modes Repeat All tracks Repeat Current track and Random Pressing the REPEAT button 26 will cycle through these modes as shown in the top right of the display Pressing the Previous track button 23 briefly steps backwards through tra...

Page 7: ... 47kg 2 59kg Power supply 170 264Vac 50Hz IEC or 24Vdc Amplifier construction Class D transformer output Audio source Internal USB FM BT player Inputs 1 x mic 6 3mm 1 x line 2 x RCA 1 x aux 3 5mm Line output 2 x RCA mono Speaker outputs Screw terminals 100V 8Ω Com DC power 24Vdc screw terminals Mute 24V relay contacts THD 0 4 1kHz Input impedance 1k Ohms mic line Input sensitivity 10dB line 45dB m...

Page 8: ...IC LINE IN MEDIA and or MASTER level Check for quiet recording of media files on USB Feedback from microphone Face microphone away from speakers and monitors Turn down MIC and or MASTER level Amplifier overheating or cutting out Check that 8Ω speakers are not connected to 100V terminals Ensure total 100V speaker wattage is lower than amplifier rating Ensure that 100V and 8Ω speakers are not both c...

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