Polk Audio

Model Nine


Main Details
Maker Polk Audio Brand
Additional Model ID Model 9
Form Factor Floorstanding
Signal Path Passive Hardware
Made In United States
Date Produced 1973-1975
(H × W × D)
Weight 40lbs
Frequency Response 47Hz-27kHz ±2dB
Notes Crossoverless design, mechanical limitations and innate inductance of woofers and capacitance of piezo provide crossover points.
Additional Specifications
Treble 3" Horn-Loaded Piezo
Midrange (Front) 4.5" Paper Cone
Bass (Rear) 4.5" Paper Cone (x3)
Passive Radiator 8" Paper Cone
Impedance (Nominal) 8Ω
Crossover Frequencies 180Hz, 3.5kHz
Power Handling 100W
Enclosure Type Passive Radiator
Finish Walnut
MSRP (1974) $165


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