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Related Manuals for Audio Research Reference 750 SE
Summary of Contents for Audio Research Reference 750 SE
- Page 1 H I G H D E F I N I T I O N ® Reference 750 SE...
- Page 2 H I G H D E F I N I T I O N ®...
- Page 3 Thank choosing Reference 750 SE to be a part of your high performance music listening system. Since 1970, Audio Research has been creating some of the world’s finest audio equipment. Each piece is handcrafted in Minnesota, and has been designed to provide many years of listening enjoyment.
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Page 4: Table Of Contents
Warnings............5 Maintenance ..........14 Vacuum Tubes ..........14 Installation ...........6 Servicing ............14 Before Operating the Reference 750 SE ..6 Cleaning ............14 In your system ..........7 Disposal and Recycling Guidelines ..... 14 Installation of Optional Cover ....7 Fuse .............. -
Page 5: Warnings
1000 watts (which the Reference 750 SE will try to deliver). The The detachable power cord on your importance of lowering the preamplifier Reference 750 SE is equipped with a heavy... -
Page 6: Installation
6H30 Before operating the Reference 750 SE Carefully remove each vacuum tube from Your Reference 750 SE amplifier is shipped its protective foam and match its location with the vacuum tubes packed in foam ‘V’ number (written on the base of the tube) blocks. -
Page 7: In Your System
If the unit is to be operated in an enclosure A Note about Vacuum Tubes such as an equipment rack, make certain that The vacuum tubes in your Reference 750 SE adequate airflow above and to each side of have been burned in, tested and electrically the unit is provided. -
Page 8: Connections
Connections Back Panel Controls and Connections INPUT PUSH XLR input 200K BAL HOUR METER hour meter RESET REFERENCE 750 MONAURAL AMPLIFIER PLYMOUTH, MINNESOTA MADE IN U.S.A. WARNING TO PREVENT FIRE AND SHOCK HAZARD, DO NOT EXPOSE THIS DEVICE TO RAIN OR MOISTURE. UNIT MUST BE OPERATED IN A HORIZONTAL POSITION. -
Page 9: Input Connectors
Connections Input Connectors Important The Reference 750 SE uses a fully balanced Use the best available speaker wires and circuit topology and has a balanced XLR interconnects. Audio Research cannot input connector on the rear panel. It emphasize this enough. As better components... -
Page 10: A.c. Power Connection
It is important that the Reference 750 SE on after the other components of your be connected via its supplied 20 amp IEC system. If the Reference 750 SE is turned on 12-gauge power cord to a secure, dedicated before other components, the amplifier will A.C. -
Page 11: Operation
Operation Front Panel Controls and Displays POWER OUTPUT/BIAS Panel output bias meter CHECK CHECK Bias Adjust Bias Adjust CHECK CHECK V2-V16 V1-V15 LIGHT BIAS METER Meter Speed On/Off Bias/ Display Brightness Operate LINE VOLTAGE Line voltage meter Main Power Switch POWER VACUUM TUBE POWER AMPLIFIER REFERENCE 750 HIGH DEFINITION... -
Page 12: Start-Up
Important! After the Reference 750 SE is turned off, wait at least five minutes before turning it on again. This allows the large bank of storage capacitors to drain energy. Not allowing enough time for this process can result in blown fuses or other damage to your amplifier. -
Page 13: Output Tube Bias Adjust
The Reference 750 SE is shipped from the For best results, operate and adjust the factory with all tubes properly biased and Reference 750 SE at 117.5 VAC (or 230 VAC). ready to use. It is not necessary to check bias Adjustment must be made under zero- each time the amplifier is turned on. -
Page 14: Maintenance
Department of Audio Research Corporation service@audioresearch.com call Fuses 763-577-9700. You may also initiate a service The Reference 750 SE has three fuses: one on request by visiting the Audio Research the back panel of the amplifier, next to the website (www.audioresearch.com) A.C. -
Page 15: Warranty
In the unlikely event that technical service to the retailer or importer. beyond the ability of the importer is required, Audio Research will fulfill the terms and In the United States, the specific terms, conditions of the Limited Warranty. Such conditions and remedies for fulfillment of this product must be returned at the purchaser’s... -
Page 16: Specifications
Specifications Power Output: 750 watts per channel continuous from 20Hz to 20kHz. 1kHz total harmonic distortion typically 0.5% at 750 watts, below .04% at 1 watt. Approximate actual power available at “clipping” 850 watts (1kHz). (Note that actual power output is dependent upon both line voltage and “condition”... - Page 18 D E F I N I T I O N ® 3900 Annapolis Lane North Plymouth, MN 55447 www.audioresearch.com Specifications subject to change without notice. ©2016 Audio Research Corporation. Reproduction of this document in part or whole is expressly forbidden without written consent from Audio Research Corporation. 95000014 A...
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