Loud Speakers Series

Speakers Series

Amplifier Series

Contact Information
Mailing Address:
Atomic Loudspeakers
8610 Hamilton Ave.
Huntington Beach, CA 92646

Phone: 714.313.3943


Quantum QT12D

Quick Specs

  • RMS 900 Watts
  • Max 3000 Watts
  • Sound Pressure street bass woofer
  • Cast Aluminum Basket
  • Excellent for small sealed and ported Enclosure.
  • Capable of reproducing low
  • Frequency down to 30Hz with accuracy.

The Quantum Theory

People will assume you're an soundholic. Atomic has been producing the highest quality loudspeakers since 1946, and they have brought the full weight of 66 years of experience into play to bring you what you've been looking forů mirror reflection-like true quality sound. - The Quantum Theory

Common features:
1. Wide foam triple layers compressed foam surround, ultra compliance, ultra durability, provide long excursion capability
2. Composite paper cone body filled with Kevlar, flax, wool, wood in a optimum combination, the result is light, durable, rigid, optimum     damping factor membrane, quick in response, energy transformation, accurate fidelity
3. Rigid dust cap to reinforce membrane structure integrity
4. Over sized lead wire stitched on the spider, conduct signal current with ease, minimum loss
5. Proprietary damper material restore and rebalancing its excursion linearity
6. High tech, high temp engineered voice coil,
7. Combined with optimum simulated motor structure.
8. Low carbon steel motor design offer excellent magnetic flow conductivity
9. Over sized deep cut back plate
10. Hard core bolt driven terminals.
11. Cast aluminum frames
12. Double stacked high energy magnet design
13. Compressed and air tight gasket ring

  • *2-1/2 inch voice coil
  • *Sealed enclosure - tight bass - 1,2 cubic ft, transient lower bass - 1.60 cubic ft
  • *Ported enclosure - tight bass plus - 1.40cubic ft, 12 square inch port opening with 8 inch depth, transient lower bass 1.80 cubic   ft with 12 square inch port opening 12 inch port depth

Quantum Series

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