| Brand | Electro-Harmonix |
|---|---|
| Type | Filter Pedal |
| Model | Electro-Harmonix Micro Q-Tron Envelope |
| MPN | XOMICROQTRON |
| UPC | 683274050027 |
Check the listing for details. Electro-Harmonix XO Micro Q-Tron Envelope Filter Guitar Effects Pedal. Condition: New. Listed at 112.50 USD. The Electro-Harmonix Micro Q-Tron envelope follower effects pedal is everything you love about the Mini Q-Tron, in an even smaller, rounded-corner die-cast case. The Micro Q-Tron is a unique type of sound modifier, in which the user's playing style controls the effect. The volume of the input signal (also called the envelope) controls the cutoff frequency of a swept filter. As the volume increases or decreases, so does the pitch of the filter.ControlsDrive Control - The filter sweep sensitivity control. Determines the width of the filter's sweep range by the input signal. Produces more sweep when it's turned clockwise.