Dayton Audio SA1000 User Manual
Contents
1. particular purpose Dayton Audio is not responsible for any consequential or inconsequential damage to any other unit or component or the cost for installation or extraction of any component of the audio system or for the improper use of products This includes but is not limited to burnt voice coils overheating bent frames holes in the cone or broken lead wires This warranty gives you specific legal rights and you may also have other rights that vary from state to state Non Warranty Service If non warranty service is required the product may be sent to the Company for repair replacement transportation prepaid by calling 937 743 8248 for details complete instructions and service fee charges m daytonaudio com 705 Pleasant Valley Dr m m DAYTONAUDIO tel 937 743 8248 Springboro OH 45066 info daytonaudio com USA me Dayton Audio Last Revised 3 20 2015 42. system it is still possible that a hum will occur in rare circumstances Its safety grounding can create a path for small amounts of 60 Hz energy to travel through the line level audio system Although not dangerous this energy can cause difficulty with the subwoofer auto signal sensing circuit and at the very least will interfere with the quiet enjoyment of your system The first course of action should be trying to make sure that all of the audio components are connected to either the same electrical outlet or at least into the same circuit branch Next cable TV systems are notoriously the culprit so be sure to try disconnecting all coaxial feeds that are connected to the system If this solves the problem install a coaxial line isolator and reconnect the system In the very worst case a line level audio isolator transformer connected to the line in of the subwoofer amplifier will usually solve the problem SPECIFICATIONS Rated Power Output 0 92 THD 497 watts into 8 ohms 950 watts into 4 ohms Based on one third power duty cycle Signal to Noise Ratio 98 dB A weighted Efficiency 86 Input Impedance 12K ohms Subsonic Filter 3 dB 18 Hz Q 8 Bass Boost 3 dB amp 25 Hz Q 1 4 High Pass Output 3 dB 80 Hz 12 dB per octave Low Pass Adjustment 30 Hz 200 Hz Phase Adjustment 0 180 Parametric EQ Frequency 18 Hz 80 Hz Bandwidth 0 1 1Q Level 14 5 dB 6 dB Dimensions 17 1 2 W x 4 H x 13 D table
3. DATONAUD A HIGH PERFORMANCE SUBWOOFER AMPLIFIER Model SA1000 User Manual Thank you for purchasing the Dayton Audio SA1000 subwoofer amplifier one of the most versatile and powerful subwoofer amplifiers available The tabletop or rack mountable design is perfect for high end home theater installations or DIY subwoofer projects The SA1000 has the power to drive even the most power hungry subwoofer systems FEATURES Patented tracking downconverter power supply for high efficiency Class AB output stage for clean controlled output Low frequency parametric EQ allows you to boost or cut to custom tailor the sound Advanced soft clip circuitry improves headroom and protects woofers Manual auto or triggered on off for integration into any automated system Switchable subsonic and bass boost filters INSTALLATION The SA1000 is designed to provide high fidelity subwoofer amplification and is tailored for home audio home theater and studio environments High pass output for looping signal back into distributed audio systems Can be easily converted between rack mount and tabletop configurations Heavy duty steel chassis with brushed aluminum faceplate Adjustable phase gain crossover and parametric EQ Pop out adjustment knobs keep settings from being easily disturbed Switchable 110 220V input voltage It is not recommended for use in DJ pro sound or other high duty cycle applications For home audio tablet
4. op applications use the unit as it comes out of the box with the rubber feet and without the rack ears In a custom home theater or studio where rack mounting is available simply remove the rubber feet and attach the included rack ears The amplifier runs cool thanks to its high efficiency but care should be taken to leave some room for air circulation above the amplifier Stacked components that utilize rubber or plastic feet should provide adequate clearance in most situations CD O DAYTONAUDIO ale PE EEE Pa ph FRONT PANEL 1 Power Switch Indicator LED 4 Phase Front panel pushbutton power switch turns the amplifier on and off When the indicator LED is lit dimly the amplifier is in standby mode When the LED is lit brightly the amplifier is fully active 2 Gain Sets the overall level of the amplifier used to match the output of the subwoofer to the rest of the speakers in the system Frequency Adjusts the low pass crossover frequency from 30 Hz to 200 Hz When using the Left Right inputs this adjustment will allow you to properly integrate the subwoofer with the satellite or main speakers It is recommended to experiment with different settings until the smoothest transition between subwoofer and speakers is achieved Adjustable phase compensation from 0 to 180 degrees Helps the user correct improper phasing of the main speak ers or differing listening distances be
5. se without using the built in parametric EQ This leaves the parametric EQ function to address room modes to cut out an excessively loud room resonance 11 Subsonic Filter Selects a subsonic filter with 3dB 18Hz Q 8 Allows the user to remove the subsonic information from the signal and tighten the low end response of some subwoofer systems 12 Line Inputs RCA style jacks receive the audio signal from standard line level audio sources When used in a two channel stereo system both the left and right audio inputs should be con nected and are internally summed to a mono output The adjustable crossover is in effect when using the left or right inputs When using an amplifier with an audio source that is mono and pre filtered the LFE input should be used this bypasses the onboard low pass crossover for more accurate reproduction of the incoming signal NOTE Bass Boost and Subsonic Filters are active on both LFE and L R inputs 13 High Pass Output RCA style jacks allow the line level input signal to be looped back into other audio equipment The high pass signal utilizes a 12 dB per octave filter with an output slope of 3dB 80Hz This feature is useful for connecting the signal to distributed audio systems BASS BOOST SUBSONIC FILTER SETTINGS Frequency Response Switch Settings SUBSONIC FILTER NOTES ABOUT HUM While the SA1000 has been designed to minimize the possibility of hum in the subwoofer
6. top configuration Power Requirements 120 230 VAC 60 Hz 50 Hz Stand By Power Rating 120V 24W 230V 18 4W Weight 28 Ibs IMPORTANT SAFETY INSTRUCTIONS To reduce the risk of electric shock do not remove cover No user serviceable parts inside Refer servicing to qualified personnel To reduce the risk of fire and shock do not expose unit to rain or moisture The unit should be connected to an earth grounded AC electrical socket The unit should be operated in a well ventilated area Minimum clearance is 2 inches from the ventilation openings CAUTION RISK OF ELECTRICAL SHOCK DO NOT OPEN WARNING SHOCK HAZARD DO NOT OPEN AVIS RISQUE DE CHOC ELECTRIQUE NE PAS OUVRIR Note Unit is set at the factory for 115V operation Be sure to change the fuse to a 5A rating before switching to 230V operation Warranty Information Dayton Audio products are warranted free from defects in material and workmanship for 5 years from date of purchase 1 year warranty applies to the following products powered subwoofers and electronic devices e g subwoofer amplifiers and plate amplifiers as well as the Omnimic V2 and DATS loudspeaker testing devices In the rare case of a product failure please contact your place of purchase or call our Customer Support Department at 937 743 8248 Warranty Limitations There are no other warranties either expressed or implied that extend the foregoing and there are no warranties of merchantability or fitness for any
7. tween the subwoofer and mains which can cause a poor acoustic summation around the crossover point In most situations the knob should be left at 0 degrees but for the advanced user it can be set either by ear or with the aid of measurement instru ments 5 EQ 2 The EQ adjustment knobs enable the user to custom tailor one band of parametric equalization for their subwoofer which can be used to add boost to the low end of the re sponse or can be used to cut out an excessively loud room resonance The freq knob selects the frequency for the filter the bandwidth knob selects how wide or narrow the filter is the higher the bandwidth the broader the effect and the level knob can be used to add up to 6dB of boost or 14 dB of cut Of re HO AC MAINS DrvTONAUDIS N OFF MODEL NO SA1000 LT LT 120VAC 60Hz FUSE T10AL 230VAC 50Hz FUSE TSAL REMOTE BASS SUBSONIC TURN ON BOOST FILTER REAR PANEL 6 AC Power The SA1000 comes shipped standard for 110V U S opera tion simply connect the included IEC power cord to your wall outlet For 220V input remove the fuse holder rotate 180 degrees and re install In most 220V applications a separate power cord will be required and is not included 12V Trigger Input The 12V trigger input is a handy feat
8. ure when connecting the amplifier to an automated audio system The 3 5mm mini plug jack will accept up to a 12V DC output from another device or from a separate power supply When the trigger input is energized the amp turns from standby to ON mode When using the SA1000 with a home theater receiver without a trigger output the voltage can come from a 12V wall wart 3 5mm tip positive connector plugged into the receiver s switched outlet and the trigger input Speaker Outputs Speaker level output connections carry the amplified signal to the subwoofer drivers Binding posts will accept bare wire banana plugs or spade plugs Two sets of outputs are pro vided so multiple systems can be connected When using both outputs the combined load must have a minimum of 4 ohms impedance Remote Turn On Selects the turn on stimuli that will put the amplifier in ready mode 12V trigger setting relies on voltage going into the 12V trigger input to activate the amplifier Auto setting senses a signal on the RCA line level inputs and automati cally puts the amp in ready mode On setting puts the amp constantly in ready mode so that it can be controlled by the master power switch on the front panel In Auto mode the amplifier will take approximately 15 minutes to turn off from ready to standby mode 10 Bass Boost Selects a bass boost filter with 3dB 25Hz Q 1 4 Allows the user to add boost to the low end respon
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