Circle Labs

Circle Labs products are the outcome of 25 years of research, careful design and passion in perfect amplification of sound. This came from the need for sound which could bring the full expirience of music to the listener without losing any of its charm, harmony or elegance.

In 2019 original Circle Power technology drew the attention of top polish producers of hi-end audio equipment, which resulted in the birth of reference monoblocks.

That was the spark which ignited a fire of dynamic development for the company and the bringing of our products to a wider audience… more

CIRCLE LABS A200

The A200 is now Circle Labs’ flagship integrated amplifier

The A200 is now Circle Labs’ flagship integrated amplifier. This amplifier uses proprietary solutions from Circle Labs. The minimalist preamplifier based on the Siemens nos tube is combined with a solid-state power amplifier in Circle Power technology… more

CIRCLE LABS M200

The M200 is a stereophonic power amplifier that can optionally become a fully balanced monoblock

Current amplification is performed via NOS triodes from Siemens, coupled through the use of Mundorf Supreme Silver/Gold/Oil capacitors. The primary amplification stage uses a proprietary Circle Power topology designed for high power solutions. The flavor of the single-ended amplifiers is joined by the dynamic and bass control typical for solid-state amplifiers… more

CIRCLE LABS P300

The P300, reference, fully balanced linear preamplifier

The P300 preamplifier is a fully balanced design from input to output. The idea behind the construction of the P300 was to build a preamplifier as neutral to the signal as possible. With the shortest possible signal path. Internal cabling length is minimal… more