Yamaha
First released in 1977
NS-645
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If you make a purchase, Linephaze may receive an affiliate commission.Specifications
design2 Way
impedance4Ω
Frequency Response40Hz-20kHz
DriversWoofer: 250mmø Cone (JA-2502), Tweeter: 45mmø Soft Dome (JA-0510)
Power Handling Capacity50W
Crossover Frequency2, 000Hz
Fundamental Resonance Frequency (F₀)45Hz
Operating Power6.3W
Dimensions (H x W x D)540 x 300 x 259 mm
Weight14.6 kg