Quilter Blog

What's the Deal with Summed-Input Stereo Effects?

There’s been a lot of controversy about effects that use summed stereo inputs vs. independent inputs. Obviously, nobody wants their stereo signal unintentionally collapsed to mono. So, effects with independent stereo inputs are clearly better, right? How has this gone unnoticed for decades and is only now exposed as a cost-cutting measure to cheat unsuspecting consumers?

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Emiliano Juarez

Emiliano Juárez is considered among the best Blues guitar players in Mexico. 

Being one of the very few Mexican Blues guitarists on an international level, he has traveled the world performing at important stages in America, Asia and Europe.

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Quilter Duck Amplifier
Probably the most sound anyone ever got out of 6 transistors – 3 in the preamp, 1 driver, and two outputs. Virtually, effectively, just about makes its rated 100 watts, with 10% distortion.
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Stereo Effects Should Always Be Mono-Compatible
Every once in a while, I'll run across an effect that produces a stereo output by inverting the effect on the second channel. While this may produce a "wide" stereo image in headphones or nearfield monitors, the practice of inverting a signal to produce a stereo effect is fraught with peril.
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