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Look up onFrom a private vintage collection, this MXR Dyna Comp is a classic script logo compressor from MXR’s original production era, delivering the signature smooth sustain and punch that made it a staple on countless recordings.With serial #203646, this unit dates to approximately the late 1970s (≈1977–1979), during MXR’s early years in Rochester, New York, prior to later design and circuit changes.The Dyna Comp is renowned for its simple two-knob layout (Output & Sensitivity) and its ability to add sustain, balance dynamics, and enhance clarity—perfect for clean tones, country picking, funk rhythm, and lead lines.

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