Audiovox HD510 Operation Manual - Page 13
PHASE switch: Control the phase of the subwoofer relative to the front
UPC - 609635300617
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HD510 • LOW PASS FREQUENCY control: Adjust the system's tonal balance by setting the upper frequency limit (50Hz-150Hz) for the audio signals going to the subwoofer. • LEVEL control: Balance the loudness (MIN to MAX) of the subwoofer relative to the front speakers and compensate for room effects on the subwoofer. • PHASE switch: Control the phase of the subwoofer relative to the front speakers. To determine the appropriate phase setting, select either regular (0°) or inverted (180°) and perform a sound test. Listen carefully to the sound quality while playing a CD with low bass such as percussion or bass lines, then select the position that produces the fullest and most dynamic bass. You may need to adjust the LEVEL control (volume) and the LOW PASS FREQUENCY control (crossover) after setting the PHASE switch. page 11