PASS LABS X150.8 Signature CLASS AB Power Amplifier

X150.8

The core of the X150.8 lies in balance: speed and sweetness, power and delicacy. It combines the captivating appeal and dynamic performance of a Class AB amplifier with the renowned sonic realism and low-frequency detail of Pass Labs.

It is a powerful stereo amplifier with excellent sound quality, capable of driving a wide range of speakers perfectly—especially when you want authoritative sound without sacrificing texture.

This amplifier delivers a confident yet gentle sound: crisp transient response, well-controlled bass, and a full, expressive midrange. The X150.8 provides a solid foundation for building a practical audio system because it always prioritizes music—making your speakers sound more grounded, immersive, and pleasing to the ear, regardless of volume.

Specifications Overview

Category/Type: Class AB, Stereo
Power: 150W/8Ω (per channel)
Gain: 26 dB | Damping: 150
Power (Standby): 370 Watts | Weight: 88 lbs
Low Frequency Response: 1.5 Hz
High Frequency Response: 100 kHz
Dimensions (W x D x H) (inches): 19 x 21.25 x 7.5

Brand

PASS LABS

Pass Labs is a leading high-end audio brand founded in the United States in 1991 by the legendary audio designer Nelson Pass. The brand has set trends in audio design with its unique amplification philosophy, whose core design principles emphasise a simple ‘two-stage gain’ circuit, supersymmetry, and powerful high-current drive capability.

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