Specifications
HX Series Speakers NS-8HX NS-6HX NS-4HX NS-2HX NS-C7HX NS-C5HX
Woofers Dual 8” WSD cone 8” WSD cone Dual 5” WSD cone 5” WSD cone Dual 6
1
/
4
”
WSD cone Dual 5” WSD cone
Midrange Driver 5” WSD cone 5” WSD cone
with Waveguide horn with Waveguide horn
Tweeter
1
1
/
8
”
aluminum dome 1
1
/
8
”
aluminum dome 1
1
/
8
”
aluminum dome 1
1
/
8
”
aluminum dome 1
1
/
8
”
aluminum dome 1
1
/
8
”
aluminum dome
with Waveguide horn with Waveguide horn with Waveguide horn with Waveguide horn with Waveguide horn with Waveguide horn
Magnetic Shielding Yes Yes Yes Yes Yes Yes
Input Power (Max/Nominal) 400 W/140 W 300 W/100 W 300 W/100 W 200 W/60 W 300 W/100 W 300 W/100 W
Sensitivity 92 dB/2.83 V/m 91 dB/2.83 V/m 91 dB/2.83 V/m 90 dB/2.83 V/m 91 dB/2.83 V/m 91 dB/2.83 V/m
Frequency Response 35 Hz–50 kHz 45 Hz–50 kHz 55 Hz–50 kHz 60 Hz–50 kHz 45 Hz–50 kHz 55 Hz–50 kHz
Impedance 6 ohms 6 ohms 6 ohms 6 ohms 6 ohms 6 ohms
Dimensions (W x H x D) 14
5
/
16
”
x43
3
/
8
”
x15
5
/
8
”
14
5
/
16
”
x41
13
/
16
”
x15
5
/
8
”
7
5
/
16
”
x19
11
/
16
”
x10
1
/
8
”
7
5
/
16
”
x12
1
/
2
”
x7
7
/
16
”
21
5
/
8
”
x8
9
/
16
”
x12
1
/
2
”
19
11
/
16
”
x7
5
/
16
”
x10
1
/
8
”
Weight 71.6 lbs./unit 61.7 lbs./unit 25.3 lbs./unit 13.2 lbs./unit 33.1 lbs. 25.3 lbs.
34
HX Series
Home Theater Reference Speaker Systems
We developed the HX Series as a home theater reference speaker system
worthy of the Yamaha name. With a Waveguide horn for superior spatial
expression, light and stiff white spruce diaphragms (WSD), 3-way mitered
cabinets and more, these are the ultimate choice for top quality home
theater enjoyment.
NS-8HX
3-Way Dual
Woofer Bass-
Reflex Speaker
System
NS-4HX
2-Way Dual
Woofer Bass-
Reflex Speaker System
NS-C5HX
2-Way Dual Woofer
Acoustic Suspension
Center Speaker System
NS-6HX
3-Way Bass-Reflex
Speaker System
NS-2HX
2-Way Bass-Reflex
Speaker System
NS-C7HX
2-Way Dual Woofer
Acoustic Suspension
Center Speaker System
EF Series
Home Theater Speaker Systems
High performance speakers designed for home theater systems. The
EF (Elliptical Form) Series feature Waveguide horns, PMD (Polymer-
injected Mica Diaphragm) woofers and highest quality internal
Monster Cable wiring for total enjoyment of digital movie sound and
music sources, plus elegant Yamaha traditional piano finish cabinets.
NS-777
3-Way, 4-Speaker
Bass-Reflex
Speaker System
NS-555
3-Way, 4-Speaker
Bass-Reflex
Speaker System
NS-333
2-Way Bass-Reflex
Speaker System
NS-C444
2-Way Acoustic Suspension
Center Channel Speaker
Systems
EF Series Speakers NS-777 NS-555 NS-333 NS-C444
Woofers Dual 8” PMD cone Dual 6
1
/
2
”
PMD cone 5” PMD cone Dual 5” PMD cone
Midrange Driver
5” cone with Waveguide horn 5” cone with Waveguide horn
Tweeter
1” aluminum dome 1” aluminum dome 1” aluminum dome 1” aluminum dome
with Waveguide horn with Waveguide horn with Waveguide horn with Waveguide horn
Magnetic Shielding Yes Yes Yes Yes
Bi-Wiring Connectivity Yes Yes
Input Power (Max/Nominal) 250 W/100 W 250 W/100 W 150 W/60 W 250 W/100 W
Frequency Response 30 Hz–35 kHz 35 Hz–35 kHz 65 Hz–35 kHz 55 Hz–35 kHz
Sensitivity 89 dB/2.83 V/m 88 dB/2.83 V/m 87 dB/2.83 V/m 89 dB/2.83 V/m
Impedance 6 ohms 6 ohms 6 ohms 6 ohms
Dimensions (W x H x D) 10
7
/
8
”
x43
5
/
16
”
x15
3
/
8
”
8
3
/
4
”
x38
9
/
16
”
x13
9
/
16
”
7
7
/
8
”
x12
5
/
8
”
x8
3
/
8
”
20
1
/
4
”
x7
1
/
2
”
x8
3
/
8
”
Weight 53.7 lbs./unit 44.1 lbs./unit 12.1 lbs./unit 16.1 lbs.