The Technics SB-4500A is a vintage 2-way linear phase bass-reflex floorstanding speaker system manufactured starting in the late 1970s.
SpecificationsType: 2-way, 2-driver bass-reflex floor standing system
Drivers:Woofer: 1x 250 mm (10-inch) cone type
Tweeter: 1x 60 mm (2.3-inch) cone type in its own resonance chamber
Handling: 75W (instantaneous maximum/peak)
Crossover Frequency: 2,000 Hz Nominal Impedance: 6 ohms Sensitivity / Efficiency: 92.5 dB / W / m
Frequency Response: 55 Hz – 24 kHz (-6 dB)
Dimensions (W x H x D): 350 x 631 x 325 mm (approx. 13.8 x 24.8 x 12.8 inches)
Weight: 14.5 kg (32 lbs) per
Features a distinctive stepped baffle alignment designed to place the acoustic centers of both the woofer and tweeter in the same vertical plane for improved phase coherence. Amplifier Friendly: High sensitivity rating (92.5 dB) makes them easy to drive, working well with low-to-medium-power vintage or tube amplifiers.