Definitive Technology StudioMonitor 45

  • Sale
  • Regular price $895.00

  • BDS mid/bass driver with Linear Response Waveguide‰ۡóÁí£̴å¢ for micro-detail and 3D imaging
  • Second-generation pure aluminum dome tweeter for clearer high frequencies
  • High-gloss anti-diffraction baffle and shaped enclosures for open, spacious imaging
  • Crossover network with oversized inductors and Mylar capacitors for amazing sound quality

20 years of sonic precision led us to create these monitor-quality shelf speakers with the perfect balance of style, quality and performance. With advanced technologies like BDS, Linear Waveguide, a phase-coherent crossover network and sturdy and vibration-free enclosures, these speakers exemplify superior audio.

  • Qty Included
  • Orientation
  • Height
    11.69" (29.69 cm)
  • Width
    6.75" (17.15 cm)
  • Depth
    11.69" (29.69 cm)
  • Weight
    12.95 lbs (5.87 kg)


  • Mounting Type
  • Available Orientations


  • Mounting Type
    1/4 in - 20 Threaded Insert
  • Available Orientations


  • Recommended Amplifier Power Per Channel
    20 watts ‰ۡóÁ̴Ì_? 150 watts


  • Total Frequency Response
    35 Hz ‰ۡóÁ̴Ì_? 30 kHz

Next-Generation Technology‰ۡóÁÌ_Ìâ

The StudioMonitor 45 brings tomorrow‰ۡóÁÌ_åÈs technology to today‰ۡóÁÌ_åÈs audio with patented BDSS‰ۡóÁí£̴å¢ midrange drivers resulting in greater clarity and finely textured inner detail.

Linear Response Waveguide‰ۡóÁí£̴å¢

This new technology smooths off-axis frequency response and disperses sound over a wider area for better intelligibility across the room.

Pure Aluminum

Smooth, high frequency response rings true from a pure aluminum dome tweeter.

Phase-Coherent Crossover Network

Sophisticated technology is at the heart of the loudspeaker performance, blending sounds from various drivers for a seamless audio experience.

Two-way compact bookshelf loudspeaker, with a second-generation, 5 í«_‰ۡóÁÌ_? BDSS driver; a second generation, 1‰ۡóÁÌ_? (25 mm) pure aluminum dome tweeter; double-flared bass vent and anti-diffraction front baffle.
Dimensions: 29.7cm H x 17.2cm W x 29.6cm
Nominal Impedance: 8 Ohms
Weight: 5 years