Amphion BaseOne25

Powered subwoofer system with 2 x subwoofer towers and BaseAmp500 amplifier/crossover


  • BaseOne25 transforms studio monitors into a true stereo, full-range, monitoring system.
  • Life-like, natural, bass response with perfect phase coherence when paired with Amphion monitors
  • Dual 10” (250mm) aluminum drivers effortlessly delivering solid, full bass as low as 20Hz.


Operating principle: One-way, passive radiator

Drivers: 10” aluminum woofer

Weight: 41 kg (91 lbs)

Crossover point: 100 Hz

Frequency response: 20 – 100 Hz ±3dB

Handmade in Finland

Amphion BaseOne25