MartinLogan Purity Fully Powered Hybrid Electrostatic Loudspeaker - Manuals

6 Connections & Controls C ONNECTIONS & C ONTROLS AC Power Connection Because your Purity speakers use an internal power supply to energize their electrostatic cells and to power the inter-nal amplifiers, they must be connected to an AC power source. For this reason they are provided with th...

Connections & Controls 7 volume control). Usually this is a headphone or pre-amp output. However, as this varies from device to device we recommend referencing your device’s user manual. Please note: When making or breaking connections from devices that utilize the Line Level input a popping noi...

8 Placement & Room Acoustics Your speakers should be placed approximately two to three feet from the front wall, the wall in front of the lis-tening position, and about two feet from the side walls. Your sitting distance should be further than the distancebetween the speakers themselves. You are...

Placement & Room Acoustics 9 Tilting the Speakers Backwards and Forwards As the diagrams show in the Dispersion Interactions sec-tion of this manual (page 12), the vertical dispersion is directional above and below the stator panel itself. In some instances, if you are sitting close to the floor...

10 Placement & Room Acoustics your speaker slightly forward into the room. What hap-pened to the bass response? What happened to the imaging? If the imaging is more open and spacious and the bass response is tightened, that is a superior posi-tion. Move the speakers back six inches from the init...

Placement & Room Acoustics 11 back? You have near-field reflections. Stomp your foot. Can you hear a “boom”? You have standing waves or large panel resonances such as a poorly supported wall. Put your head in a small cavity area and talk loudly. Hear a booming? You’ve just experienced a cavity r...

12 Dispersion Interactions D ISPERSION I NTERACTIONS Your Purity’s launch a 30 degree horizontal dispersion pat-tern. This horizontal dispersion field gives a choice of good seats for the performance while minimizing interactions with side walls (see figure 12). Make sure both speakers stand exactly...

Home Theater 13 It had long been the practice of stereo buffs to connect their television to a stereo system. The advantage was the use of the larger speakers and more powerful amplifier of the stereo system. Even though the sound was greatly improved, it was still mono and limited by the broadcast ...

14 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 electrost...

MartinLogan Exclusives 15 Another significant advantage of MartinLogan’s exclusivetransducer technology reveals itself when you look at exam-ples of other loudspeaker products on the market today. The Purity uses no crossover networks above 450 Hz because they are not needed. The Purity consists of ...

16 MartinLogan Exclusives CLS™ (Curvilinear Line Source) Since the beginning of audio, achieving smooth dispersion has been a problem for all designers. Large panel trans-ducers present unique challenge because the larger the panel, the more directional the dispersion pattern becomes. Wide range ele...

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. For the wood surfaces it is acceptable...

Will excessive smoke or dust cause any prob-lems with my electrostatic speakers? Exposure to excessive contaminants such as smokeor dust may potentially affect the performance of the electrostatic membrane, and may cause discolorationof the diaphragm membrane. When not in use for extended periods, y...

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.) ...

System Frequency Response: 41–23,000 Hz ± 3db Dispersion Horizontal: 30 Degrees Vertical: 28” (71 cm) Line Source Sensitivity 93 dB/2.83 volts/meter (binding posts)95 dB/2.83 volts/meter (line level input) Impedance 4,000 Ohms (binding posts)14,000 Ohms (line level input) Crossover Frequency 450 Hz ...