Check that your source instruments are using shielded instrument cables. Unshielded speaker cables used as input paths act as antennas for RF interference and electrical hum.
: Mixer head weighs roughly 9.5 to 20.5 lbs depending on the specific revision/listing. Key Controls & Features Input Options : Each of the four channels features combination (line) inputs. Channel Controls : Individual knobs for on every channel. Master Section : Includes a (High, Mid, Low), a master control, and a master Connectivity : For connecting external effects processors.
Start with all volume knobs turned fully counter-clockwise (off). audio choice qm4 manual
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requires an understanding of its serial channel strip configurations and its combined master output section. 1. Channel Controls (Channels 1 through 4) Check that your source instruments are using shielded
Adjusts the input sensitivity of the channel.
The manual is essential for:
[Audio Sources: Mics/Keys] ---> [QM4 Mixer Head Inputs] | (Internal 100W Amp) | v [Passive PA Speakers] Step 1: Physical Placement Place the QM4 on a clean, stable, flat surface.
: Confirm that the Master Volume knob is turned down completely. Plug the power chord into a grounded AC outlet. Flick the power switch on; the front-panel LED power indicator should illuminate. Channel Strip and Input Controls The front panel of the Audio Choice QM4 Go to product viewer dialog for this item. Key Controls & Features Input Options : Each