Name: Linear 1 25th Anniversary
Brand: Consonance

Consonance Linear 1 25th Anniversary, the reference stereo preamplifier

Vacuum tube technology is at the heart of the Consonance Linear 1 25th Anniversary, delivering warm, rich, and natural sound reproduction thanks to the use of high-quality vacuum tubes. This preamplifier ensures faithful rendering of every note and nuance in your music, for a truly immersive listening experience.

Unrivaled sound quality

The Consonance Linear 1 is designed with a commitment to exceptional sound quality. It is built with high-quality “LUNDAHL” input and output transformers made in Sweden, ensuring perfect audio reproduction. The 2A3 and 6SL7 tubes are used for rectification and regulation, combined with a powerful power supply, offering a dynamic and transparent soundstage that will leave you speechless.

An immersive musical experience

The Consonance Linear 1 25th Anniversary is not only a powerhouse of performance but also a work of art. Its sleek and elegant design will complement any audio setup, adding a touch of sophistication to your listening space. The attention to detail is evident in every aspect of the preamp, from its carefully selected materials to its precision engineering. This is a product built to last and one that will be a source of pride for years to come.

Enhanced durability

The Consonance Linear 1 25th Anniversary is designed to stand the test of time. Its robust construction and high-quality components ensure long-term durability, so you can enjoy your music without worrying about the reliability of your equipment. This preamp is engineered to deliver consistent performance, even with extended use, making it a dependable companion for your audio journey.

Technical Specifications

Electronic Configuration

Tube preamplifier: 2 × 2A3, 1 × 6SL7, 2 × 101D
Lundahl input and output transformers made in Sweden
Solen MKP capacitors for filtering

Audio Performance

Harmonic distortion: < 1% (for 2 V RMS output)
Frequency response (−1 dB):
- 5 Hz - 60 kHz (Gain = 9.5 dB)
- 5 Hz - 40 kHz (Gain = 15.5 dB)
Input impedance: 600 Ω
Signal-to-noise ratio: 90 dB
Gain at 1 kHz: 9.5 dB and 15.5 dB