Yamaha NS-B750 Owner's Manual

Pages 6

Year 2008

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Yamaha NS-B750 Speaker Specification

The Yamaha NS-B750 Speaker is a meticulously engineered audio device designed to deliver exceptional sound quality. Featuring a two-way bass-reflex design, this speaker is equipped with a 13 cm (5") Advanced PMD (Polymer-injected Mica Diaphragm) cone woofer that ensures robust bass and clear mid-range frequencies, providing a full-bodied listening experience. The 3 cm (1") aluminum dome tweeter incorporates a DC-Diaphragm™ structure, offering precise high-frequency sound reproduction with minimal distortion. The cabinet is constructed using high-quality MDF with a luxurious piano black finish, enhancing both its durability and acoustic performance by reducing unwanted resonances.

In terms of frequency response, the NS-B750 covers an impressive range from 50 Hz to 45 kHz, ensuring it can handle the nuances of high-resolution audio formats. The nominal impedance is rated at 6 ohms, making it compatible with a wide range of amplifiers. Sensitivity is measured at 87 dB, which ensures efficient sound output even at lower power levels. The speaker's crossover network is meticulously designed to optimize the transition between the woofer and tweeter, resulting in seamless audio integration across frequencies.

The NS-B750's compact dimensions, measuring approximately 198 x 350 x 290 mm, allow for flexible placement in various room settings, while the weight of 6.3 kg per speaker ensures stability. These speakers are ideally suited for both stereo and home theater applications, delivering immersive sound that brings music and movies to life. Yamaha's commitment to high-fidelity sound is evident in the NS-B750, making it a versatile choice for audiophiles and casual listeners alike.

Yamaha NS-B750 Speaker F.A.Q.

How do I connect the Yamaha NS-B750 speakers to my amplifier?

To connect the Yamaha NS-B750 speakers to your amplifier, use high-quality speaker cables. Connect the positive terminal of the amplifier to the positive terminal of the speaker, and the negative terminal of the amplifier to the negative terminal of the speaker. Ensure a secure connection to avoid any loose contact.

What is the best placement for Yamaha NS-B750 speakers for optimal sound?

For optimal sound, place the Yamaha NS-B750 speakers at ear level and position them at least 1-2 feet away from the walls. Angle them slightly towards the listening area to create a stereo image and ensure that the distance between the speakers is similar to the distance from the speakers to the listening position.

How can I troubleshoot no sound coming from my Yamaha NS-B750 speakers?

If there is no sound coming from your Yamaha NS-B750 speakers, check the speaker connections to ensure they are secure. Verify that the amplifier is turned on and set to the correct input source. Test the speakers with another audio source to rule out a faulty amplifier.

What is the recommended maintenance routine for Yamaha NS-B750 speakers?

To maintain your Yamaha NS-B750 speakers, clean the speaker cabinets with a soft, dry cloth regularly. Avoid using any harsh chemicals. Check the speaker connections periodically to ensure they remain secure. Keep the speakers away from direct sunlight and moisture to prevent damage.

Can the Yamaha NS-B750 speakers be used in a home theater setup?

Yes, the Yamaha NS-B750 speakers can be used in a home theater setup. They can serve as front or surround speakers, providing clear and detailed audio. Pair them with a compatible center channel and subwoofer for a complete surround sound experience.

What should I do if I notice distortion at high volumes from my Yamaha NS-B750 speakers?

If you notice distortion at high volumes, reduce the volume to prevent damage to the speakers. Check the amplifier's power output to ensure it matches the speaker's power handling capability. Avoid pushing the speakers beyond their limits to maintain sound quality.

How do I bi-wire the Yamaha NS-B750 speakers?

To bi-wire the Yamaha NS-B750 speakers, remove the metal jumpers connecting the terminals on the speaker's back panel. Use two separate cables per speaker: one for the high-frequency terminals and another for the low-frequency terminals. Connect these cables to the corresponding outputs on your amplifier.

Are there any specific amplifier recommendations for the Yamaha NS-B750 speakers?

When choosing an amplifier for the Yamaha NS-B750 speakers, ensure it provides adequate power output to match the speaker's impedance and power rating. An amplifier with a power output of 20-100 watts per channel at 6 ohms is generally suitable.

What should I do if there's a rattling noise coming from my Yamaha NS-B750 speakers?

If you hear a rattling noise, check for any loose components or objects around the speaker that might be vibrating. Ensure the speaker is placed on a stable surface. Inspect the driver and cabinet for any visible damage. If the issue persists, consult a professional technician.

How can I improve the bass response of my Yamaha NS-B750 speakers?

To improve bass response, experiment with the speaker placement in your room. Position them closer to walls or corners to naturally enhance bass frequencies. Consider adding a subwoofer to your setup for a more extended bass response.