Schiit Lyr 5: Tube and Solid State Sound in One Headphone Amp

The Schiit Lyr 5 is built for headphone listeners who want real vacuum tube warmth without being locked into it. Hold one button for a few seconds and the amp swaps its tube stage for solid state gain, with no cable swapping and no second amp crowding the desk. It is also a rare piece of audio gear that tells you exactly what it is doing, reporting its operating state to your phone in real time. Designed and assembled in the USA, the Lyr 5 makes a strong case as the only desktop headphone amp most listeners will ever need.

The headline trick is what Schiit calls Fusion, a circuit that runs either a 6SN7 vacuum tube or a set of depletion-mode MOSFETs, the solid state device that behaves most like a tube. You are always hearing one or the other through the same signal path, so changing modes is a true side-by-side comparison rather than a gimmick. Just as useful, when the amp is in solid state mode the tube’s heater and high-voltage supply shut down completely. Tubes are typically rated for about 5,000 hours of use, so every idle hour in solid state mode directly stretches the life of the glass.

There is serious muscle behind the finesse. Schiit rates the Lyr 5 at 6 watts per channel into 32 ohms, enough headroom for power-hungry planar headphones, and 900mW into 300 ohms for high-impedance studio classics. Noise is the other side of that equation: the company quotes a signal-to-noise ratio above 114dB in low gain, quiet enough that many in-ear monitors can run without audible hiss. Volume moves through a 64-step relay ladder instead of a conventional potentiometer, which Schiit says keeps both channels perfectly matched at any listening level.

Living with the amp is refreshingly flexible. Both the 4.4mm and quarter-inch front jacks deliver full power, so balanced and single-ended headphone cables get the same performance, and preamp outputs on the back let it drive powered monitors as the heart of a desktop system. The included Forkbeard module connects to an iOS or Android app that handles input, gain, mode, and volume remotely, and even shows whether the amp is running in Class A at any moment. Prefer knobs? Every function also lives on the front panel, plus an IR remote in the box. The whole package fits a desk-friendly 9 by 6 inch footprint, though it does run warm.

In practice the Lyr 5 covers listening scenarios that usually take two amps: late nights with in-ear monitors on quiet low gain, long workdays driving a demanding planar, and evenings feeding powered speakers through the preamp stage. Pure tube designs such as the Woo Audio WA6 are wonderful but single-minded, and they can leave sensitive earphones fighting a noise floor. The Lyr 5 pairs its flexibility with heavy protection circuitry, including DC, overcurrent, and temperature sensing, so it stays safe across an entire headphone collection.

At its core, the Lyr 5 is for the listener who owns one good headphone rig and wants a single amplifier that can grow with it for years. The 8.8 rating rests on substance: a 100% linear dual-transformer power supply, US manufacturing, a 5-year warranty, and patent-pending app monitoring that shows the amp’s operating class in real time. The missing balanced inputs and built-in DAC are honest trade-offs. What you keep is an amp with the power, transparency, and personality to outlast several headphone upgrades.