About the Music
MORLEY PEDALS Rex Brown Old Blue Wah
Old Blue is a modified recreation of Rex Brown’s Pro Series II Wah. It starts off using the same through-hole components and circuit layout as the original but has a modified sweep per Rex’s preference to sound like the original 1970’s Morley Wahs. The circuit is derived from Morley’s 1992 redesign, which introduced Switchless Activation and converted their classic Wah circuits to use modern optics. A key feature on this old school design is that it prevents any frequencies from being shaved off, which gives it an intense, monstrous sweep that’s found on Morley’s original 1970’s Wah pedals. I