Seymour Duncan Vapor Trail Analog Delay PedalThe Vapor Trail is an analog delay pedal capable of warm, authentic vintage tones, lush modulation and a few extra tricks. The Vapor Trails natural compression and treble smoothing characteristics support rather than overpower the dry note at least until you want to max out the controls to make ray gun and spaceship noises. A flashing LED in the Delay knob gives you a visual readout of the tempo of your repeats (which range from 15ms to 600ms), and