The ZOTL Ultralinear+ and ZOTL40 Reference+ are our flagship amplifiers, and generate 20 watts and 45+ watts per channel, respectively.

Like all of our amps, the ZOTL40 Reference+ and the Ultralinear+ both have the clarity, realism, precise imaging, and 3D soundstage inherent in our patented ZOTL technology.

Both amps are fast, fluid and do an excellent job of reproducing the pace and punch of the music. Likewise, both amps have the black background, high clarity, accuracy, realism, and dynamics that fool your brain into thinking the performers are in the room with you.

The ZOTL40 has a solid midrange and projects a large and deep soundstage. While offering more detail and clarity than most traditional tube amps, it is slightly less so than the Ultralinear.

The Ultralinear is a little more relaxed, more refined, and is our most tonally accurate amp. Despite having “only” 20 wpc, it has very strong bass. The Ultralinear+ has a little more detail and accuracy than the ZOTL40.

Both amps can be used in stereo mode or monoblocked pairs at the flip of a switch, should you require more power.


Related Products

ZOTL40 Reference+ Amplifier

The latest iteration of LTA's EL34-based amplifier, the ZOTL40 Reference+ amplifier is an end-game component for guaranteed excellence in any environment.

ZOTL Ultralinear+ Amplifier

The ZOTL Ultralinear+ is the latest amplifier design by David Berning: the first ultralinear amplifier not limited by traditional output transformers.


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