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Definitive Technology DI 4.5R

Definitive Technology DI 4.5R
Definitive Technology DI 4.5R
Brand: Definitive Technology
Product Code: DI 4.5R
Item Condition: New
Sold As: Each
Price: $111.00
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The DI 4.5R is a mere 5-3/8" (13.55 cm) in diameter, about the same size as the mini recessed lighting fixtures that are all the rage in lighting design today.

  • Flangeless design & micro-perf grille minimize visibility
  • Simple to install — no spackle work required
  • 5-3/8" (13.55 cm)diameter matches mini recessed lighting fixtures
  • Latest generation BDSS drivers for audiophile-grade sound quality
  • Pivoting Pure Aluminum dome tweeters
  • Axially Aligned design ensures broad, balanced coverage area
  • GaussGrip magnetic grille fasteners
  • Adjustable high-definition crossover
  • Optional fire-rated enclosures
  • Cast PolyStone baskets for rigidity without "ringing"

Specifications:

Driver Complement

Tweeter
Quantity
Diameter 3/4" (1.91cm) 
Type Pivoting aluminum dome; Axially aligned 
Mid / Woofer
Quantity
Diameter 4 1/2" (11.43cm) 
Type BDSS Midrange Driver 
Tweeter/Mid Array
Type Direct Radiating 2 Way Coaxial 

Electrical

Audio Inputs
Speaker Level 1 Pair (Heavy Duty Spring Loaded) 
Maximum Sensitivity
1 watt @ 1 Meter 88 dB
Total Frequency Response
Overall 35 Hz - 30 kHz 
Nominal Impedance
Compatible with 8 ohm
Crossover
A/V Receiver Crossover Setting Small (100 Hz) 
Power Handling 10 - 150 watts per channel

Installation

Cut Out Dimensions
Diameter 4 1/2" (11.43cm) 
Mounting Depth 3 3/8" (8.57cm) 
Internal Clearance Required for Mounting Dogs (add to each side of Cut Out) 7/8" (2.22cm) 
Grille Dimensions
Diameter 5 3/8" (13.65cm) 
Placement
Orientation In Wall or In Ceiling 
Cabinet Type
Speaker Enclosure Infinite Baffle

Product Manual Manual

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