Active Studio Monitor | Loudspeaker Journal

Official view of the ATC SCM45A Pro showing its dual LF drivers and central MF/HF section

ATC's three-way active monitor combining dual 164mm LF drivers, a 75mm soft-dome MF driver and 25mm dual-suspension HF driver with 235W of discrete Class A/B amplification.

Drivers: LF: 2 × 164mm carbon-paper cones; MF: 75mm soft dome; HF: 25mm dual-suspension soft dome
Frequency range: 42Hz–25kHz (-6dB, free-standing)

Published in the Journal August 15, 2026Product analysis

SCM45A Pro