DeltaLab Effectron ADM256 Made In USA

Vintage DeltaLab Effectron ADM 256 Guitar Vocal Effects Rack Mount Processor

The Effectron was part of the first wave of digital gear to hit studios in the early 1980s. RAM was super-expensive so many units had short delay times and were designed for chorus, flanging, phasing and doubling. The Effectron II ADM 64 is a prime example of this

Deltalab was part of the booming Massachussetts hi-tech audio industry of the 1970s and 80s along with the likes of Lexicon & Bose. In 2016, Akamai, Analog Devices, B&W and THAT Corporation are prominent Mass manufacturers

Founder of Deltalab, Richie DeFreitas, holds a number of patents for “An electrical system of the type in which a digitally encoded signal is determined at least in part by the difference between a present value of an input signal and a reference signal representative of a past value of the input signal”. Otherwise known as Delta-encoding, this was one of the key technologies enabling digital audio

In use, Effectrons are quirky, entertaining devices with lots of character. By varying the modulation depth & speed it can produce effecst from a slow phase, via a deep flange and a warbling chorus right through to a pitch-bending, gargling, modulated delay. They have a unique sound and definite mojo