NaO Design.....
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The NaO Damped U-Frame, Quasi-Cardioid Woofer
Figure 1. Front and rear response of the unequalized NaO II U-frame woofer without damping.
Figure 2. Front, rear and summed on axis response of unequalized, undamped U-frame woofer system.
Figure 3. Front and rear response of damped, unequalized U-frame woofer.
Figure 4. Checking the damping to provide the correct internal delay.
Figure 5. Summed, on axis, unequalized front and rear response of the damped U-frame.
Figure 6. Equalized response of damped U-frame woofer system: Blue, on axis; Green, 90
degrees off axis; Red 180 degrees (behind the woofer).
1. Backman, J. Low-frequency polar pattern control for improved in room response, AES
paper 5867, 115th AES Convention, October, 2003.
NaO Speakers

NaO II RS Design Objectives
NaO II RS Details

NaO Note Design Objectives
NaO Note Details

NaO Note II RS Design Objectives
NaO Note II RS Details

NaO  Digital

NaO Mini Design Objectives
NaO Mini Details

NaO U-Frame Woofer

NaO Hybrid Design Approach

NaO U-frame Design

NaO Specifications

NaO Ordering/Contact

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