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PSI Audio is a Swiss professional audio company specializing in high-precision active studio monitors, founded in 1977 by engineer Alain Roux under the original name Relec SA. Based in Yverdon-les-Bains, the company has built a strong reputation for meticulous engineering and a commitment to sonic accuracy, with all products designed and manufactured in Switzerland. PSI Audio focuses on fully analog signal paths paired with proprietary technologies such as Adaptive Output Impedance and Compensated Phase Response, which aim to deliver exceptionally transparent sound and precise stereo imaging. Widely used in mastering studios, broadcast environments, and critical listening applications, PSI monitors are known for their reliability and consistency, reflecting the company’s philosophy of faithful sound reproduction without artificial enhancement.

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A17M

Powerful for its size, it delivers an uncompromised quality in term of stereo image, low end control and transparency all over the bandwidth.

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A25M

A brand new and innovative midrange driver entirely developed and manufactured in-house brings the A25-M even closer to absolute perfection.

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