MartinLogan STAGECenter Channel Speaker - Manual

Connections 7 C ONNECTIONS AC Power Connection Your Stage uses an external low-voltage power supply to energize its electrostatic panel. For this reason the proper low-voltage power supply is provided. The power supply should be firmly inserted into the ‘Power In’ receptacle on the rear connection p...

Using Only One Power Supply You may have noticed a connection on the back of your Stage labeled ‘Power Out’. The use of this connec-tion will allow you to daisy-chain up to five low-voltage MartinLogan products and eliminate the need for multiple low-voltage power supplies. A variety of low voltage ...

Installation 9 I NSTALLATION For optimum performance the Stage must be tilted on its stand towards the main listening position and directed towards the audience’s ears (see figure 3). After you have placed your Stage in its final location, loosen the 2 knobs located on the stand arm, pivot the Stage...

10 Installation Mounting the Stage On A Wall NOTE: These instructions describe how to remove the stand from the Stage and mount it to the wall. MartinLogan rec-ommends using 4 wall anchors and machine screws to secure the Stage bracket to the wall. When drilling pilot holes for the wall bracket, if ...

4 Place the bracket against the wall at the desired location. It is important that the entire area behind the bracket, and 8.5 inches to the left and right of the bracket be free from obstructions and completely flat. IMPORTANT! To allow the Stage to fully rotate up or down, the following area must ...

Figure 7. Installing a toggle bolt wall anchor. Figure 8–9. Attach the stand to the wall using 4 screws. Install the Stage. 8 Install TOGGLER ® SNAPTOGGLE ® toggle bolts at all locations with a 1 / 2 -inch hole. To do this: A) Hold the toggle bolt metal channel flat alongside the plastic straps. Sli...

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 XStat™ Transducer XStat™ transducers incorporate a myriad of technology anddesign innovations including CLS™, MicroPerf, Generation 2 Diaphragms, ClearSpars™, and Vacuum Bonding. CLS™ (Curvilinear Line Source) Since the beginning of audio, achieving smooth dispersion has be...

16 Electrostatic 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 189...

Electrostatic History 17 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 s...

18 Frequently Asked Questions How do I clean my speaker? Use a dust free cloth or a soft brush to remove the dust from your speaker. We also recommend a specialty cloth (available at the Xtatic shop at www.martinlogan.com) that cleans your speaker better than anything else we have tried. For the woo...

20 Troubleshooting 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 speaker. The lack of output could point to a problem with other equipment in your system (amp, pre-amp, proces...

General Information 21 System Frequency Response 69–22,000 Hz ± 3db Dispersion Horizontal: 30 Degrees Sensitivity 90 dB/2.83 volts/meter Impedance Nominal: 4 ohms Minimum: 2.9 ohms Crossover Frequency 450Hz, 2700Hz Components Custom-wound toroidal audio transformer, air core coils, polypropylene cap...

Dimensions: No Rotation Max. Dimensions: Rotated Down Max. Dimensions: Rotated Up D IMENSIONAL D RAWINGS 22 Dimensional Drawings Plan View (Top) Front Elevation (no stand/bracket rotation) Side Elevation Dimensions: On Stand (stand/bracket beneath speaker) AC & Signal

24 Glossary of Audio Terms 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 generate...