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WARNING

· No user serviceable parts inside the amplifier. Do not 

open the amp.

 

· Never use the amp at a high moisture environment or 

near liquids. 

· The Alpha·Omega 900 can deliver more than 115 dB of 

power. Exposure to this level of sound can damage 

your hearing. Use proper hearing protection if you will 

be exposed.

· The Alpha·Omega 900 can deliver more than 900 

Watts. Be sure that your speaker cabinet is able to 

deliver that power. You can reduce the output of the 

amp by selecting the 2

 mode on the rear panel (by 

the SpeakON output jack). 

· Do not cover the vent holes. The Fan and vent holes 

are part of the cooling system of the amp. Covering the 

vent holes can damage the power amp by overheating 

it.

 

· Don´t use an instrument cable as speaker cable. An 

instrument cable is not designed to deliver the type of 

power signals sent from the amplifier to the speaker.

TROUBLESHOOTING

· The button controls do not react: check if the 

footswitch is connected. If you do not want to use the 

footswitch, you have to unplug the cable from the rear 

back of the amp.

· The amp does not turn on: check if the power cable is 

connected and if you have power on the wall. 

· The sound is low: check your speaker cable. Never use 

instrument cable.

· The sound is distorted or too high: check if the passive 

active switch match your bass.

Summary of Contents for Alpha-Omega 900

Page 1: ...OWNER S MANUAL ...

Page 2: ...ne in any way necessary as well as providing a wide variety crystal clear clean sounds But that is not everything the MIDI programmability and impulse response cabinet simulation with up to three different storable virtual cabinets make the AO900 not only one of the most complete amplifiers for the touring musician but combined with the auxiliary input and headphone output the ideal tool for silen...

Page 3: ...rdrives its operational amplifier topology featuring two distinct distortion circuits Alpha and Omega which can be selected or blended using our Mod knob make the Alpha Omega the most flexible among our designs DESCRIPTION The Alpha Omega Engine can be engaged via the front panel or via our own digitally controlled jack on rear panel Besides engaging the Alpha Omega circuitry you can hold the actu...

Page 4: ...ono cable PASSIVE ACTIVE Use this push button switch to change from passive to active mode If your bass is active it can have a hotter signal making the amp to distort early feel free to use if such additional distortion is desired DISTORTION Use this push button to turn on or off the ...

Page 5: ...e from a soft warm overdrive to a massive and modern distortion sound LEVEL Use this knob to control Alpha Omega Engine s output volume BLEND Use this knob to mix between the Clean signal and the DIstortion signal Alpha Omega Engine MOD Selects or mixes between the two distinct distortion circuits Alpha is punchy tight with a lot of definition whereas Omega is simply brutal and raw GAIN Use this k...

Page 6: ...FEATURES REAR PANEL ...

Page 7: ...und of the DI XLR outputs If you are experiencing ground noise in your DI signal try changing the setting of this control PRE DI OUTPUT Use this connector to send a balanced copy of your clean signal to the console mic preamp interface etc POST DI OUTPUT Use this connector to connect the Alpha Omegavv 900 preamplifier to balanced equipment mic preamp console recorder compressor audio interface etc...

Page 8: ... operational with the Intelligent Footswitch plugged in You can use a regular mono instrument cable to connect the amplifier to the footswitch You must remove the cable from the footswitch jack in the rear panel if you want to control the amp from the front panel FAN The fan forces air inside the amp to help the heatsink system cool the amp The fan will speed up when the temperature rise to help c...

Page 9: ...MOD CLEAN ALPHA OMEGA LEVEL IN PASSIVE ACTIVE BASS TREBLE GRAPHIC EQ GROWL POWER MUTE PRE OUT POWER IN CLEAN DI POST DI SPEAKER OUTPUTS HEADPHONE AMPLIFIER AUX INPUT BITE BLEND COMPRESSOR GAIN DIGITAL BOARD ALPHA OMEGA 2Ω ...

Page 10: ...00 is under warranty to the original owner for a period of three years against manufacturing defects in the country where the product was originally purchased If you experience a problem with the unit please contact support darkglass com to receive a Return Authorization number or for information on the nearest authorized repair center A copy of your original receipt must be included with all warr...

Page 11: ... the vent holes The Fan and vent holes are part of the cooling system of the amp Covering the vent holes can damage the power amp by overheating it Don t use an instrument cable as speaker cable An instrument cable is not designed to deliver the type of power signals sent from the amplifier to the speaker TROUBLESHOOTING The button controls do not react check if the footswitch is connected If you ...

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