A-Definition

A-Definition laboratory monoblock power amplifier EMBER, valve preamplifier FLOW, valve phono preamplifier PULSE and ARETAI acoustics Contra 350F at the Latvian Electrical and Electronics Industry Association event LETERA.

Handmade in Latvia

A-Definition laboratory valve preamplifier FLOW.
The sound purity and switching unit with active valve filters will take you into a vortex of sound with excellent detail and a wide soundstage. The ideal solution for a valve system.

A-Definition is not created for you to enjoy..

It is created to discover the essence of music.

www.adefinition.com

A-Definition in Praha Audio Video Show 2026 Room 356, 358 Aretai loudspeakers

A-Definition equipment session at Latvian Hi-End acoustics manufacturer Aretai.

You can find our Hi-End tube products on our website www.adefinition.com

A-Definition Laboratory Monoblock Power Amplifier.

A-Definition is a monoblock power amplifier where sound is shaped with calm precision and quiet confidence. The legendary 300B output tube, operating in pure Class A Single-Ended mode, reveals music in its most natural form — fluid, spacious, and deeply expressive.

Designed for demanding loudspeaker systems, A-Definition delivers not only power, but absolute control and refined nuance. Every touch of the signal is preserved; every silence is respected.

Handcrafted in Latvia, A-Definition is born at the intersection of engineering discipline and the intuition of a master craftsman. Here, form and function merge into a single whole, creating not merely a technical device, but an instrument for true listening.

A-Definition is not created to impress with volume.
It is created to reveal the essence of music.

www.adefinition.com

Šis stāsts ir par sajūtām, skaņas un pasaules vibrāciju saskarsmi mūsos un visumā. Mums apkārt ir vibrācijas, kas valda pār mūsu saprātu un emocijām. Ieklausies, tas ir Tavs A-Definition!