Earthquaker Devices Night Wire V2 Harmonic Tremolo PedalThe Night Wire is a feature rich harmonic tremolo. What is harmonic tremolo? In short, the signal is split into high pass and low pass filters, then modulated with an LFO that is split 180 degrees. The Night Wire takes the traditional harmonic tremolo a few steps further by allowing the center point of both filters to be adjusted for different tones. The filter frequency has three modes: Manual, LFO and Attack. In Manual mode, the center point can be