Electro-Harmonix Q-TRON PLUS Envelope Filter with Effects Loop powercon When paired with a smartphone

When paired with a smartphone

Sound Shaping Technology (SST) rings on the underside reduce unwanted frequencies and enhances attack

RS-422 Control: RJ9 for external control

a single person can easily set up a large pro console

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Electro-Harmonix Q-TRON PLUS Envelope Filter with Effects Loop powercon When paired with a smartphoneSame design as the original EHX Q Tron but with an extremely useful Effects Loop and an Attack Response Switch. The Effects Loop gives the musician the ability to place an additional effect, or chain of effects between the EHX Q Tron Pluss preamp and filter section without changing the envelope drive. This is particularly important with most distortion devices, as most all do not have much of an amplitude envelope. The FX loop will also fire up your