Quilter Labs

A small early batch of the Mach 3 shipped out with incorrect markings. The FX Send and FX Return are reversed. If you switch the cables then the amplifier w...

We do not. If you get a Mach 3 Head and wind up wanting to upgrade to the combo, we would suggest pairing the head with a cabinet equipped with the 250 watt...

Yes, you can remove the head from your Mach 3 Combo. Here's how to go about doing so: Depending on the build date, your head is retained by four or ...

You can run both channels of the Mach 3 simultaneously, but the amp itself is Mono. So the signal can only go through two speakers/cabinets as a mono signal...

Flipping the CH 1-2 Select switch to the center will turn on both channels of the amp simultaneously. However, it's a common misconception from our cust...

It does not. The UFC-3 Footswitch is its own accessory that must be purchased separately. 

The Mach 3 has two different volume controls. There's SIG OUT, which controls the volume of the Line Out or H-Phone output and SPKR VOL, which controls ...