Designed for ultimate sonic quality and portability, the M Combo Series defines excellence in Analog bass tones and precision. Featuring custom-made Eminence speakers and powered by an efficient 500 W class D power module, the M Combo Series is perfect for the musician demanding premium analog character across venues, rehearsals, and home setups.
Use this jack to connect your instrument via a standard ¼” mono cable
Headphone Output
Connect your Headphones and enjoy the analog cabinet emulation.
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 distort early (feel free to use it if such additional distortion is desired).
Compression
Controls the amount of dynamic compression. The makeup gain is adjusted automatically.
Drive
Controls the amount of distortion that the microtube engine will deliver. Press to select the drive mode: OFF/Vintage Microtubes /Microtubes B3K.
Blend
Use this knob to mix between the Clean signal and the Distortion signal.
Level
Controls Microtubes Engine’s output volume.
Low
±12 dB @ Low shelf
Low Mids
±12 dB @ 500 Hz/1 kHz
Press to select the frequency
Hi Mids
±12dB @ 1.5 kHz / 3 kHz
Press to select the frequency
Treble
±12dB @ High shelf
Master
Use this knob to control the overall volume of the combo. Press for Mute.
Back Panel
AC Power ON/OFF
Power ON the combo beast.
AC Socket
Use this connector to feed electric power to the amplifier. 100 – 230 VAC, 50-60Hz. Set the voltage selector switch to the correct position before turning on the amplifier!
Tweeter
Turn the tweeter ON/OFF.
Pre/Post
Select between the unprocessed clean DI and the processed signal.
DI Output
Use this connector to send your signal to the console, mic preamp, interface, etc.
Ground Lift
Use this control to lift the ground of the XLR output. If you are experiencing ground noise in your DI signal, try changing this control.
Aux In
Connect this to the headphone output of your laptop, cellphone, MP3 player, etc. The Aux In signal is fed only to the headphone output.
Return
Use this input to receive the signal from your outboard gear.
Send
Use this output to send the signal to your outboard gear.
Footswitch
Use to connect the Darkglass Super Intelligent Footswitch, Intelligent Footswitch, or MIDI Footswitch using a 1/4″ mono instrument cable.
External Speaker
Use this connector to connect the amplifier to an external speaker cabinet. The SpeakON Combo jack allows for SpeakON or ¼” speaker cable operation. The minimum load impedance is 8 Ω. The minimum power rating must be 250 W.
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