The lower tuned subs gave up nothing in terms of "tightness", "control"(distortion and group delay well below audible thresholds), or "30Hz output" at even the loudest volume I would ever possibly listen. The higher tuned subs, however, did give up sub 25Hz performance, which was ...
MO-1642, BOSCH PDL1-RGC1 AMPLIFIER CONTROL BOARD MKD090B-035-KP2-KN REXROTH MKD090B035KP2-KN SERVO - Minibagger Raupenantrieb Kubota Neuson Terex Volvo Rexroth GFT 9 T2 3116 MECMAN REXROTH PNEUMATIC CYLINDER ACTUATOR 63MM BORE X 28" STROKE 170-360-0280 Mecman Rexroth Pneumatic Air Cylinder...
However, active noise control [2], namely the method of reducing a noise signal through the principle of destruc- tive interference of sound waves, is more effective for low-frequency narrow-band noise. An adaptive denoising system is generated; that is, while generating anti-noise signals, ...