Cadence Ultra Drive UD12D4 Accessory
The Cadence Ultra Drive UD12D4 is a high-performance subwoofer featuring a 12-inch cone with dual 4 voice coil configuration. Thiele-Small parameters: Fs=37.11Hz, Qts=0.551. Maximum linear excursion (Xmax): 8mm. Designed for deep bass reproduction and high SPL output.
Specifications
size inches
12
voice coil config
D4
Thiele-Small Parameters
Measured at small signal levels per AES standards
Electromechanical
Fs
37.11 Hz
Re
4 Ω
Q Factors
Qts
0.551
Compliance & Mass
Vas
44.29 L
Excursion
Xmax
8 mm
Sensitivity
SPL0
93 dB
Power Handling
Pe
450 W
Parameters measured per AES2-1984 (r2003) standards. Small-signal parameters valid within linear operating region.
Where to Buy
C
Cadence Sound
Updated 4/12/2026
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Frequently Asked Questions
What is the Cadence Ultra Drive UD12D4?
The Cadence Ultra Drive UD12D4 is a car audio equipment made by Cadence. View full specifications and where to buy on this page.
Where can I buy the Cadence Ultra Drive UD12D4?
You can purchase the Cadence Ultra Drive UD12D4 from authorized dealers listed in the "Where to Buy" section on this page. We recommend buying from authorized retailers to ensure warranty coverage and genuine products.
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