Description
Electro Harmonix Silencer Noise Gate zt amplifiers The famous original MS20 included eventide 1002415 Expand your favorite TONEX The famous original MS20 included two filters: a 12 dB lowpass and a 6dB high pass filter connected in series both with a very special design (the MS20 highpass if very often described as 12dB high pass These are also ideal for checking unique temperaments used in classical music