MCM Electronics

90W 8 Ohm - Bolt On Compression Tweeter DriverMCM Part #: 53-1500  |  Faital Pro Part #: HF20AT

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Throat Diameter 50.8 mm (2 in)
Overall Diameter 130.5 mm (5.14 in)
90° Mounting Holes Diameter (4xM6) 102 mm (4.02 in)
Depth 95 mm (3.74 in)
Net Weight 3.3 Kg (7.28 lb)
Shipping Box 185x170x122 mm (7.28x6.69x4.80 in)
Shipping Weight 3.5 Kg (7.72 lb)

Product Description


Nominal Impedance 8 ohm
Minimum Impedance 7.3 ohm
AES Power above 0.9 kHz * 90 W
AES Power above 0.65 kHz * 50 W
Maximum Power above 0.9 kHz ** 180 W
Maximum Power above 0.65 kHz ** 100 W
Minimum Crossover Frequency *** 0.9 kHz
Sensitivity (1W/1m) **** 110 dB
Frequency Range 0.5÷18 kHz
Voice Coil Diameter 75 mm (2.95 in)
Winding Material Copper Clad Aluminium
Former Material Kapton
Diaphragm Material Titanium
Diaphragm Shape Dome
Winding Depth 2.35 mm (0.10 in)
Magnetic Gap Depth 2.80 mm (0.11 in)
Flux Density 1.95 T
Re 5.6 ohm
Phase Plug Design Annular


  • Driver mounted on a 2” 90° x 40° horn
  • (*) Test made for 2 hours with Pink Noise signal (6 dB Crest Factor) from minimum crossover frequency. Power calculated on rated minimum impedance. Driver mounted on aluminium horn.
  • (**) Maximum power is defined as 3dB greater than nominal power.
  • (***) 12 dB/oct or higher slope high-pass filter
  • (****) Averaged within the frequency range

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Package Specifications & Dimensions
Weight:7.96 lbs.
RoHS Comp:Yes
Warranty:90 days
Need to Return?
Length:7.25 in.
Width:6.75 in.
Height:5 in.
Shipping Information
Extra Shipping Charge:No
Drop Ship:No
Catalog Pages

MCM Cat 57, Page 173

MCM Cat 56, Page 300

PDF Reference

Requires Adobe Acrobat Reader.

Mfr. Info

Faital Pro Logo
Mfr. Name:Faital Pro
Mfr. Part Number:HF20AT