Circle Labs AS100 Amplifier: Bridging Advanced Technology with Superior Sound
By HiFi Editorial26 February 2026
Key Highlights
The Circle Labs AS100 integrated amplifier delivers 75W RMS at 8Ω and 140W RMS at 4Ω with exceptional sound fidelity.
It employs a precision resistor ladder for volume control with 63 steps of 0.1% tolerance, providing superior signal accuracy.
The design features dual-mono topology, individual 400W toroidal transformers, and 200,000 μF capacitors for high power and low distortion.
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