PSI Audio AVAA C20 Active Velocity Acoustic Absorber Black Korg Digital Synthesizers Thick covered foam bass drum

Thick covered foam bass drum stopper that keeps your bass drum in place

■ The supremely portable VX15 GT

the Perception 820 Tube delivers real tube sound quality thanks to the dual one-inch large diaphragm capsule and the sophisticated ECC 83 dual-triode circuitry

AES42 - Mode 1

PSI Audio AVAA C20 Active Velocity Acoustic Absorber Black Korg Digital Synthesizers Thick covered foam bass drumThe AVAA is the solution for room mode problems. The AVAA is designed to absorb the standing modes between 15 and 150 Hz in a room. It will do so just like passive absorbers but in a much more efficient way and using up much less space. Each operating AVAA will have the same effect as a hole in the wall much larger than the dimensions of the AVAA (that is 0. 2 m2). The exact ratio will depend on the frequency and environment but typically range