About Pass Labs Founded in 1991 by legendary audio designer Nelson Pass, Pass Laboratories, Inc. markets its unique amplifiers, preamplifiers and speakers throughout the world. The company has been ...

Pass Laboratories introduced its new 3-chassis XP-30 Preamp, the flagship to its XP line or preamplifiers. The triple-chassis structure allows the XP-30 to function as a modular preamplifier ...

Pass Laboratories, Inc., an audio innovator renowned for its unique high-performance products, has introduced the XP-25 Phono Preamp, an ultra high-quality, line-stage audio preamplifier with a unique ...

Pass Laboratories, Inc., an audio innovator renowned for its unique high-performance products, has introduced the XP-15 Phono Preamp, a high-performance phono preamplifier for use with moving magnet ...