
APPLICATIONS AND FEATURES
Low, deep bass octaves is a must for any system, be it audio or video. AMC's actively powered BI -20 sub woofer fits the bill.
From its small enclosure, 12 inches by 12 inches by 15 inches tall, this compact sub woofer packs a punch. 200 watts of self-contained power. A specialized circuit has be designed and utilized to control and actually optimize the bass sound and response in a small enclosure.
All these lows, and easily controlled by its sensitivity selector, the B1-20 also provides a crossover filters for satellite speakers. From 50 to 200Hz the crossover filters will meld the lows across a 6 dB octave curve. These controls make it possible to match the low bass frequencies from the Subwoofer to the bass - mid range - treble sound of any good satellite stereo speakers for optimum sound and at the same time to compensate fo room-effects and different positions of the Subwoofer.
| Type | Subwoofer with 210 mm diameter cone element |
| Power | 200 watts built in |
| Frequency Response | 30 to 175 Hz +/- 2dB |
| Sixth order Butter-worth system, -3 dB at 30 Hz | |
| Crossover Frequency | 40 to 175 Hz |
| Sound Pressure Level (SPL) | <100dB SPL at 1m at half space |
| Sensitivity | Adjustable 50 mV to 50V for 96 dB SPL at 2/1 m. 10 Kohm input impedence |
| Cutoff filter for side speakers | 6 dB/octave, adjustable between 50 and 200 Hz |
| Maximum signal input | 5V |
| Upper Cutoff frequency | 500 Hz |
LT-B1-20a