DEFINITIVE TECHNOLOGIES DEMAND SERIES D7 - BOOKSHELF SPEAKER
Key Features
- 1” Aluminum Dome Tweeter with 20/20 Wave Alignment Lens™
- Laterally Offset Tweeter Assembly
- BDSS™ (Balanced Double Surround System) Midrange/woofer
- Linear Response Waveguide™
Demand Series D7
Definitive Technology Demand D7 high-performance bookshelf speakers deliver full-range, room-filling sound and precise imaging in a modern, elegant styling. Featuring technology advancements to both our aluminum dome tweeter and mid-range/woofer sections, each speaker delivers an unrivaled sweet spot, smoother high-frequency reproduction, and three-dimensional imaging for the most technically-advanced, premium bookshelf listening experience.
Bass Port
Bass port in each speaker provides superior low-end extension by smoothly transitioning air flow from the speaker into your listening area for deep, extended bass impact while minimizing turbulence and distortion.
Annealed Aluminum Dome Tweeter
Our annealed aluminum tweeters are precision engineered to articulate nuance and detail in the high-frequency bands for a crystal-clear listening experience.
Acoustically Transparent Magnetic Grille
The included acoustically transparent magnetic black speaker grilles provide natural, uncolored sound when placed on the speaker, and remove easily when you want to enjoy looking at them fully uncovered.
- Tech Specs
- Reviews
- Q & A
- Support
Acoustically Transparent Magnetic Grille
The included acoustically transparent magnetic black speaker grilles provide natural, uncolored sound when placed on the speaker, and remove easily when you want to enjoy looking at them fully uncovered.
1" ALUMINUM DOME TWEETER WITH 20/20 WAVE ALIGNMENT LENS™ AND LATERALLY OFFSET TWEETER ASSEMBLY
Coupled with our new 20/20 Wave Alignment Lens™, our annealed aluminum dome tweeter delivers smoother high frequency response and improved dispersion for a rich and balanced listening experience. Offsetting the tweeter by 5° delivers a more precise center stereo image by eliminating undesirable symmetric diffraction off the corners of the front baffle.
EXTRUDED ALUMINUM FRONT BAFFLE
Clean, modern industrial design with a bead blasted finish provides a timeless look and feel that fits any décor.
SPECIFICATIONS
| Quantity Included | Pair |
| Orientation | Vertical |
| Height | 9.75" (24.77 cm) |
| Width | 5.5" (13.97 cm) |
| Depth | 8.75" (22.23 cm) |
| Driver Enclosure Type | Bass-ported MDF cabinet with extruded natural bead-blasted aluminum front baffle |
| Driver Complement | (1) 4.5" (11.43 cm) d (Round) Polypropylene BDSS Bass - Mid/Woofer (1) 1" (2.54 cm) d (Round) Annealed Aluminum Dome and Laterally Offset - Tweeter |
| Total Frequency Response | 57 Hz → 24,000 Hz |
| Nominal Impedance | 4 ohms |
| Sensitivity (1 watt @ 1 meter) | 85 dB |
| Lower and Upper -3dB Limits | 67 Hz → 22,000 Hz |
| Speaker Inputs | (1) Pair of Binding Posts - Gold-Plated |
| Available Orientations | Vertical |
| Mounting Type | 3/8 in - 16 Threaded Insert |
| Available Orientations | Vertical |
| Mounting Location | Back of Speakers |
| Recommended Amplifier Power Per Channel | 20 watts → 125 watts |
| A/V Receiver Crossover Settings | Small (80 Hz) |