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Yorkville 7420 18" Replacement Woofer - 1200 Watts (Program)Yorkville 7420 18" Subwoofer DriverHigh Performance Replacement Woofer for Yorkville Loudspeakers Overview: The Yorkville 7420 is a robust 18 inch, 8 ohm subwoofer driver engineered for deep, clean bass reproduction. Designed as a direct replacement for several Yorkville speaker models, it ensures optimal performance in both portable and installed sound systems. Specifications: Nominal Diameter: 18 inches (460 mm) Impedance: 8 (Minimum Impedance: 6. 2

65W + 65W into 4 ohms

This model sits in the sweet spot of Pioneer’s SX lineup: big enough to deliver real authority and headroom

Spec Detail Model Marantz SR 6000DC Type Vintage stereophonic receiver Era Late 1970s / early 1980s Power Output 70 watts per channel into 8Ω Tuning Bands FM / AM Frequency Response 18 Hz – 40 kHz Total Harmonic Distortion 0

the Delta Pro 18C is optimized for very small vented subwoofer systems

We have installed several of these coils ourselves / they have worked well (though be forewarned - It is a tough repair / takes a lot of time and effort)

Robust die-cast aluminum frame and ferrite magnet structure

Sensitivity: 96dB

Boston Acoustics 10" Refoam Kit

tone controls

Store Hours:

Flat attach

treble +/-10dB at 20kHz

Exchange/Return Notes