DD Audio Pair of A Series 1.1" 125W Peak/50W RMS 4 Ohm Silk Dome Tweet — Big Jeff Audio Dealer Platform
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  • Exceptional Sound Quality: Offers a soft, rich sound with extraordinary detail and wide frequency response
  • Advanced Design: Features a natural silk dome and high roll surround for higher sensitivity and extended bandwidth
  • Powerful Neo Magnet Motor: Drives the diaphragm system efficiently for precise audio reproduction
  • Optimized Internal Structure: Ensures smooth frequency response from 3kHz to 25kHz
  • Elegant Aesthetic Finish: Laser-etched backplate and hex pattern grill for a sophisticated look

DD Audio Pair of A Series 1.1" 125W Peak/50W RMS 4 Ohm Silk Dome Tweeter AT-28a

This Listing Includes: 

(2) DD Audio AT-28a 1.1 Inch Silk Dome Tweeters

The AT-28a, part of the A Series Tweeter line, represents a new design that blends a soft, rich sound with extraordinary detail and impressive off-axis response. This tweeter features a 1.1-inch natural silk dome with a high roll surround, ultra-light for increased sensitivity and a broad frequency bandwidth. The dome is driven by a copper-clad aluminum ribbon wire voice coil wound on a titanium former, set in an underhung magnet gap. This configuration ensures energy is passed without distortion due to the ultra-light and rigid structure.


  • Speaker Size: 28mm (1.1 Inches)

  • RMS Power: 50 Watts

  • Peak Power: 125 Watts

  • Impedance: 4 Ohms

  • Voice Coil Diameter: 28mm

  • Frequency Response: 1500 Hz - 25 kHz

  • Fs: 675 Hz

  • dBSPL: 91.2

  • Mounting Diameter: 1.6 Inches (40.6mm)

  • Mounting Depth: 0.67 Inches (17mm)


  • 1.1†Natural Silk Fiber Dome: Delivers a rich and detailed sound.

  • Titanium Alloy Voice Coil Former: Enhances durability and performance.

  • Neodymium Motor with Copper Shorting Ring: Provides powerful, precise driving of the dome.

  • Dual Chamber Tuned Rear Cavity: Improves transient dynamics across a wide bandwidth.

  • Optimized Vents and Baffles: Eliminate standing waves and couple air masses for an ultra-low Fs.

  • Laser Etched Back Plate and Large Hex Pattern Grill: Adds aesthetic appeal to the sonically stunning driver.

  • Gold Plated Set Screw Terminals: Ensure a secure and quality connection.

Payment Information


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full to have the package sent back to you or we can refund the money
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Once we have a police report on file for the stolen package, we will reship your order.