Summit floorstanding loudspeaker User Manual

Summit u s e r ' s m a n u a l floorstanding loudspeaker

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Summary of Contents for Summit floorstanding loudspeaker

  • Page 1 U M M I T ’...
  • Page 2: Serial Numbers

    Serial Numbers: ________________ / ________________ Record your serial numbers here for easy reference. You will need this information when filling out your warranty registration. Summit’s serial number is located near the bottom of the backplate and on the shipping container. Each individual unit has a unique serial number.
  • Page 3 Thank you—to you the MartinLogan owner, for loving what we do, for making it possible for us to do what we love.
  • Page 4: Table Of Contents

    WARNING! The Summit features a down-firing woofer on the bottom of the cabinet. Setting the Summit flat on the floor without the feet installed can damage this woofer. For this reason the Summit ships from the factory with the feet installed.
  • Page 5: Installation In Brief

    Remove your new Summit speakers from their packaging. Step 2: Placement Place each Summit at least two feet from the back wall and angle them slightly toward your listening area. This is a good place to start. Please see the Placement section (pages 11–...
  • Page 6: Introduction

    The materials in your new Summit speakers are of the high- est quality and will provide years of enduring enjoyment and deepening respect. The cabinetry is constructed from the highest quality composite material for acoustical integrity and features hand rubbed wood veneers.
  • Page 7: Controls And Connections

    AC power source. ONTROLS AND Figure 1. Summit Controls and Connections ONNECTIONS 50Hz Level Knob The 50Hz Level knob sig- nificantly adjusts the level between 40 and 60Hz by ±10dB.
  • Page 8: Ac Power Connection

    WARNING! Turn your amplifier off before making or breaking any signal connections! Break-In When you first begin to play your Summit speakers, they will sound a bit bass shy. This is due to the high quality, long-life components used in our woofer. Our custom...
  • Page 9: Single-Wire Connection

    (see pages 11–12) you will want to adjust the 25Hz and 50Hz level controls On the rear of the Summit are two knobs that control the 25Hz and 50Hz frequency responses by ±10db. MartinLogan engineers have found this frequency area (20–75Hz) to be problematic.
  • Page 10 1 Start with the 25Hz and 50Hz level knobs set to 0dB. The person at the listening position needs to become familiar with the sound at this setting. Remember, only the person in the listening position should judge the bass integration. Nodes and nulls change dramatically throughout every location in a room.
  • Page 11: Placement

    Listening Position By now your speakers should be placed approximately two to three feet from the front wall, the wall in front of the listening position, and about two feet from the side walls. Your sitting distance should be further than the distance between the speakers themselves.
  • Page 12: Final Placement

    Enjoy Yourself The Summit is a very refined speaker and benefits from care in setup. With these tips in mind you will find, over your months of listening, that small changes can result in measurable differences.
  • Page 13: Room Acoustics

    Ideally, your room should not contribute to that information. However, every room does contribute to the sound to some degree. Fortunately MartinLogan had designed the Summit to minimize these anomalies Let’s talk about a few important terms before we begin.
  • Page 14: Dipolar Speakers And Your Room

    After living and experimenting with your Summit’s, you may want to use ETC (energy transfer coupler) spikes sup- plied with the Summit (see figure 5). With the use of these spikes, the Summit will become more firmly planted on Placement the floor and, consequently, bass will tighten and imag- ing will become more coherent and detailed.
  • Page 15: Dispersion Interactions

    As you can see from the illustrations, your Summit speak- ers project a controlled dispersion pattern (see figure 11). Each Summit is a 44 inch line source beginning 15 inches above the base. This vertical dispersion profile minimizes interactions with the floor and the ceiling.
  • Page 16: Home Theater

    Good subwoofers will provide a foundation for the rest of the system. Figure 12. Summit speakers as front channels, the Stage as the center channel, Script i speakers as side surround (effects) channels, and Descent subwoofers as 0.1 (effects) channel.
  • Page 17: Electrostatic Advantages

    How can sound be reproduced by something that you are able to see through? Electrostatic energy makes this possible. Where the world of traditional loudspeaker technology deals with cones, domes, diaphragms and ribbons that are moved with magnetism, the world of electrostatic loudspeakers deals with charged electrons attracting and repelling each other.
  • Page 18: Full Range Operation

    The Summit uses no crossover networks above 270 Hz because they are not needed. The Summit consists of a single, seamless electrostatic membrane reproducing all frequencies above 270 Hz simultaneously. How is this...
  • Page 19: Martinlogan Exclusives

    It is significant to note that the XStat™ transducer in the radical new Summit loudspeaker supports the bandwidth and dynamics associated with tra- ditional electrostatic panels nearly twice its size.
  • Page 20: Electrostatic Loudspeaker History

    LECTROSTATIC HISTORY In the late 1800’s, any loudspeaker was considered exotic. Today, most of us take the wonders of sound reproduction for granted. It was 1880 before Thomas Edison had invented the first phonograph. This was a horn-loaded diaphragm that was excited by a playback stylus. In 1898, Sir Oliver Lodge invented a cone loudspeaker, which he referred to as a “bellowing telephone”, that was very similar to the conventional cone loudspeaker drivers that we know today.
  • Page 21 In 1947, Arthur Janszen, a young Naval engineer, took part in a research project for the Navy. The Navy was interested in developing a better instrument for testing microphone arrays. The test instrument needed an extremely accurate speaker, but Janszen found that the cone speakers of the period were too nonlinear in phase and amplitude response to meet his criteria.
  • Page 22: Frequently Asked Questions

    REQUENTLY SKED How do I clean my speakers? Use a dust free cloth or a soft brush to remove the dust from your speakers. We also recommend a specialty cloth (available at the Xtatic shop at www.martinlogan. com) that cleans your speakers better than anything else we have tried.
  • Page 23 Will excessive smoke or dust cause any problems with my electrostatic speakers? Exposure to excessive contaminants such as smoke or dust may potentially affect the performance of the electrostatic membrane, and may cause discoloration of the diaphragm membrane. When not in use for extended periods, you should unplug the speakers and cover them with the plastic bags in which the speakers were originally packed.
  • Page 24: Troubleshooting

    ROUBLESHOOTING No Output • Check that all your system components are turned on. • Check your speaker wires and connections. • Check all interconnecting cables. • Try hooking up a different set of speakers. The lack of output could point to a problem with other equipment in your system (amp, pre-amp, processor, etc.) Weak or no Output from Electrostatic Panel, Loss of Highs •...
  • Page 25: Service

    If this is the case, please contact your authorized MartinLogan dealer. Serial Number Summit’s serial number is located near the bottom of the backplate. Each individual unit has a unique serial number. Service Should you be using your MartinLogan product in a country...
  • Page 26: Glossary Of Audio Terms

    LOSSARY OF UDIO AC. Abbreviation for alternating current. Active crossover. Uses active devices (transistors, IC’s, tubes) and some form of power supply to operate. Amplitude. The extreme range of a signal. Usually measured from the average to the extreme. Arc. The visible sparks generated by an electrical discharge. Bass.
  • Page 27 Inductance. The property of an electrical circuit by which a varying current in it produces a varying magnetic field that introduces voltages in the same circuit or in a nearby circuit. It is measured in henrys. Inductor. A device designed primarily to introduce induc- tance into an electrical circuit.
  • Page 28 WARNING! The Summit features a down-firing woofer on the bottom of the cabinet. Setting the Summit flat on the floor without the feet installed can damage this woofer. For this reason the Summit ships from the factory with the feet installed.

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