570 ? 820mm Woofer - Yamaha NS-370

[Francois]

I was even more shocked!! Check This:

A 30cm Midrange ?? 102dB efficiency.... but that woofer

http://audio-heritage.jp/YAMAHA/speaker/ns-370.html
http://audio-heritage.jp/YAMAHA/unit/ja-3053a.html
http://audio-heritage.jp/YAMAHA/unit/ja-0506.html

System Floor type 3-way 3 speaker system on the rear open
Use unit Low frequency: type NS (JA-6002)
For mid: 30cm cone type (JA-3053)
High frequency: Horn type (JA-0506B)
Frequency Response 45Hz ~ 20000Hz
Lowest resonance frequency (fo) 45Hz
Impedance 8Ω
Output sound pressure level 102dB/W/m (JIS New)
Maximum permissible input 90W
External dimensions 1080 ? height 755 ? depth 307mm width
Weight 37kg

 

[Moog]

 

[Ampdog]

 

[Francois]

 

[frikkie]