BX30 Owner’s Manual
Operating panels
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| Figure 3. Subwoofer control panel |
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LED | Limiter: | Lights up when the limiter circuits start protecting the woofer. The limiter does not |
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| affect the signals on the XLR OUT. |
| Detect: | When the input signal is above – 20 dB it lights green. If the line signal increases to |
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| 0 dB it turns red. |
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| The protection circuit also measures signal levels inside the subwoofer amplifier. If |
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| the level calibration is turned clockwise and the signal in one of the measuring |
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| point surpass |
| Protection: | Switch on the subwoofer, and the LED turns red, and for the next 5 seconds the |
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| protection circuit checks the amplifier. When everything is all right, the protection |
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| circuits switch the signal- and speaker relays on. |
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LEVEL | Calibration: | Adjustment of the subwoofer level. |
| Sensitivity: | Level attenuation of input signal. |
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| +4 dBm pro level signal |
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| Mute for muting the subwoofer. The signal on XLR OUT remains. |
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PHASE | Calibration: | Changes the phase alignment IN versus subwoofer. |
| Polarity: | Invert the IN proportion subwoofer phase. |
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CROSSOVER | Low Pass: | Changes the crossover frequency subwoofer itself. To fit the BX30 to your main |
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| speakers. |
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