This document describes how to connect Yamaha NS-55 NS-45 speakers.
This document serves as an owner's guide for the Yamaha NS-55 (3-way 4-speaker) and NS-45 (2-way 3-speaker) bass-reflex speaker systems. It outlines essential precautions regarding amplifier usage to prevent damage, such as avoiding clipping and exceeding maximum input power. The guide details how to connect the speakers to an amplifier using provided cables or banana plugs, ensuring correct polarity for optimal sound performance.
| System Type (NS-55) | 3-way 4-speaker bass-reflex speaker system |
|---|---|
| Driver Configuration (NS-55) | 20 cm cone woofer x 2, 10 cm cone mid-range, 3 cm dome tweeter |
| System Type (NS-45) | 2-way 3-speaker bass-reflex speaker system |
| Driver Configuration (NS-45) | 16 cm cone woofer x 2, 3 cm dome tweeter |
| Frequency Response (NS-55) | 40 Hz — 20 kHz (-10 dB) |
| Nominal Input Power | ~150W |
| Maximum Input Power (NS-55) | ~250W |
| Frequency Response (NS-45) | 43 Hz — 20 kHz (-10 dB) |
| Nominal Input Power | ~150W |
| Maximum Input Power (NS-45) | ~220W |
Connect the red side of the cord to the (+) terminals and the black side to the (-) terminals on both the amplifier and speakers.
Yes, you can tighten the terminal knobs first and then insert the Banana Plug connector into the corresponding terminal hole.