Soundstream AirBass User Manual Download Page 6 | Manualshive

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Summary of Contents for AirBass

Page 1: ...I A v Limited I N C I Edition Seven f Channel Balanced Input Amplifier OWNER S MANUAL AND INSTALLATION GUIDE SOUNDSTREAM E C N 0 0 G E S...

Page 2: ...capabilities and features Please retain this manual and your sales and installation receipts for future reference Soundstream amplifiers are the result of American craftsmanship and the highest qualit...

Page 3: ...9 Selecting Crossover Modes 10 Selecting Input Modes 11 Wiring 12 Installation and Mounting 13 Crossover Adjustments I 14 Level Setting 15 LSE Q Subwoofer Equalization Circuitry 16 A RBASSTM Accessory...

Page 4: ...pacitance Bank Multiple miniature stiffening capacitors ensure rapid power de livery for dynamic peaks Multiple small input power capacitors are used to provide a lower ESR Equivalent Series Resistanc...

Page 5: ...lexible Input Sensitivity Variable input sensitivity controls for use with a balanced line transmitter such as the Soundstream BLT4 LSE Q Fully adjustable subwoofer equalization circuit providing freq...

Page 6: ...DaVinci DA V I N C I l 3 l 4 I 5 l 6 l 7 l 8 l 9 2 O 2 l 2 2 25 24 25 26 27 28 29 30 FRONT PANEL 35 36 37 0 0 v v v v 38 39 40 41 I I I I __ __ _ _ I s _ BOTTOM PANEL 6...

Page 7: ...idrange high pass filter in 4 way mode and Channels 5 6 midbass low pass filter in 3 and 4 way modes High Range Band Pass I High Pass Crossover Adjustment Pot Channels l 2 crossover frequency setting...

Page 8: ...used to obtain the 5 Volt balanced signal l Independent Level Controls The BLT4 features independent Left and Right channel input level controls for added adjustment flexibility and convenience l Cha...

Page 9: ...CH 3 4 input gain level is too high 6 Input Level Channel 4 Right input sensitivity level control 7 Inputs Unbalanced RCA signal inputs CH l 2 8 Output 6 pin DIN Balanced signal output jack CH l 2 9...

Page 10: ...ly variable 24 dB octave electronic crossover with a range of 30 120 Hz Z WAY HIGH PASS The high pass crossover is used for sending only midrange and high frequency information to particular speakers...

Page 11: ...inci amplifier have the ability to operate in either of the following modes 0 Coherent Stereo TM with identical left and right stereo channels for maximum fidelity 0 Bridged Mono for dedicated single...

Page 12: ...th four 30 amp glass fuses In the event of a blown power supply fuses the Fault indicator on the front panel will light Never replace the fuse with a higher value than what is supplied This may result...

Page 13: ...mount the amplifier until all of the wiring is completed WIRING a b C d e f g h Run and connect the audio signal and remote turn on cables to the amplifier from the source unit through the access pan...

Page 14: ...to accommodate a good mixture of frequency response power handling and personal preference 3 WA Y MODE Midbass Satellite For initial crossover set up try setting the subwoofer low pass filter to appro...

Page 15: ...While playing extremely dynamic source material or a test tone slowly increase the BLT4 input level until the red LED labeled REFERENCE on the top of the BLT4 begins to blink This calibrates the inpu...

Page 16: ...racteristics above the tuning frequency but below the tuning frequency power handling de i0 drops off considerably This is due to the loss of any appreciable resistive IS 1 4 FIG 5 Limited Excursion s...

Page 17: ...it board and flipping a switch See the diagram below The switch is located on one of the DaVinci s input circuit boards DO NOT set the AlRBASS switch unless the AlRBASS module has been added DO NOT se...

Page 18: ...0 0 0 O DE EYPHASIS II 3 y SUB CURRENT WWER t I OUl t f IUPUT OVERLOAD 0 0 wp CHANNELS l 2 b FRONT SATELLITE SPEAKERS I IL OUT N A OUT CHANNELS 3 4 CHANNELS 586 SUBWOOFER CHANNEL REAR SATELLITE SPEAKE...

Page 19: ...t DA V I N C I IN IN i i OUT CHANNELS 3 4 NI A OUT CHANNELS l 2 CHANNELS 5 6 SUBWOOFER CHANNEL FRONT MIDBASS SPEAKERS FRONT TWEETERS FRONT MIDRANGE SPEAKERS SUBWOOFERS I 12 dB Oct HIGH PASS 800Hz 4kHz...

Page 20: ...V I N C I IN 1 REM IN 0 0 II y c y y 0 0 0 SUB CURRENT POWER INPUT OVERLOAD CHANNELS l 2 RIGHT SATELLITE SPEAKERS LEFT SATELLITE SPEAKERS 3 I I 12 dB Oct HIGH PASS 200Hz 800Hz 2 3 4 IN IN OUT 5 IN N A...

Page 21: ...th Rear safellife speakers _ I DA V I N C I IN 1 REM I INPUT OVERLOAD IN 2 3 4 IN CHANNELS l 2 CHANNELS 38 4 5 OUT OUT CHANNELS 5 6 SUBWOOFER CHANNEL FRONT RIGHT FRONT LEFT SATELLITE SPEAKERS SATELLIT...

Page 22: ...your amplifier Y PROBLEM CAUSE No sound and LED s are not lit Fault LED is lit Repeatedly blown amp fuse frequent activation of Smart Power Supply Circuit No sound from channels with input No sound fr...

Page 23: ...Separation 90 dB Damping 200 Input Sensitivity 5 0 0 mV 5 0 V Input Impedance 12 k ohms CROSSOVER SPECIFICATIONS all continuously variable 2 way High Pass 12 dB octave 60 240 Hz Low Pass 24 dB octave...

Page 24: ...T E C H N 0 L 0 G I E S SOUNDSTREAM TECHNOLOGIES 120 Blue Ravine Road l Folsom l California 95630 USA ph 916 351 1288 l fax 916 351 0414 ver 10 22 97a...

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