51FHW 51FHW 51FHW 51FHW
LF Sub-woofer 5"

51FHW

Code: DR-5-003-8R-B2-C0001

Woofer/5inch/Ferrite/Paper/30W/8ohm

Key Features

  • Wide frequency range
  • Very low harmonic distortion

Quick Specs

Impedance

8 Ω

Program Power

60 W

Sensitivity

85.00 dB

Fs

57.00 Hz

Magnet

Ferrite

Voice Coil

1 mm

Design Notes

Introducing the 51FHW, a compact yet powerful woofer that redefines performance in our product lineup. Engineered with an optimized cone, surround, dust cap, and spider design, this woofer utilizes advanced materials and a cutting-edge magnetic circuit to deliver exceptional sound quality across a wide frequency range. Experience minimal breakup modes and harmonic distortion artifacts, allowing for crystal-clear audio reproduction. With the capability to perform seamlessly up to 15kHz, the 51FHW is the perfect choice for those seeking a well-balanced and high-performing solution in a compact form. Elevate your audio experience with the 51FHW!

Specifications

General Specs

Nominal Diameter 5"
Rated Impedance 8 Ohm
Magnet Ferrite
Basket Material Steel

Power Handling

AES Power 30 W
Continuous Power 60 W
Peak Power 120 W

Voice Coil

Diameter 1 mm
Winding Wire CCAW
Former Aluminum
Winding Height 12.5 mm

T/S Parameters

Resonant Frequency (Fs) 57.00 Hz
Re 6.90 \u2126
Qes 0.340
Qms 3.90
Qts 0.310
Vas 3.28 liters
Sd 52.80 cm\u00B2
Mms 8.60 grams
Rms 0.79
Cms 0.9075
Bl 8.10 T\u00B7m
Le 0.640 mH
Sensitivity 85.00 dB

Design Details

Cone/Dome Material Paper
Spider Nomex
T-Plate 4 mm
Xmax (peak) 4.25 mm
Xmech 8.25 mm
Overall Diameter 123.80 mm
Bolt Circle Diameter 114.00 mm
Baffle Cutout Dia. 94.00 mm
Mounting Holes 6
Depth (flange to rear) 50.50 mm
Net Weight 0.85 kg

Ordering Codes

Product Code DR-5-003-8R-B2-C0001

Frequency Response & Impedance

Frequency response of 51FHW

2D Drawing

2D drawing of 51FHW

Frequently Asked Questions

  • - Wide frequency range
  • - Very low harmonic distortion
AES Power: 30 W, Continuous: 60 W, Peak: 120 W. Sensitivity: 85.00 dB (1W/1m).

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