PEX GRS 3FR 4 Full Range 3" Speaker Driver 4 Ohm P5474237PEX-292-436 https://cdnimages.opentip.com/full/PEX/PEX-292-436.jpg GRS 3FR 4 Full Range 3" Speaker Driver 4 Ohm Manufacturer Part Number: 3FR-4HighlightsCoated paper cone with foam surround for clear soundPincushion-shape frame with front gasketEconomical ferrite magnet assemblyQuality GRS construction and 1-year warrantyGRS 3FR-4 Full Range 3\" Speaker Driver 4 OhmWhy pay more? The GRS 3FR-4 is a great replacement driver for the widely-used, 3\"-size full range drivers found commonly in home theater systems, table radios, \"sound bars\", and multimedia speaker systems, among many other uses. It\'s also useful as a replacement for 3\" woofers.A sturdy stamped steel frame with \"pincushion\"-shaped mounting flange supports a robust ferrite ceramic magnet, and the coated paper cone with foam surround delivers clear sound that you might not expect from a driver this affordable. Product Specifications Nominal Diameter:3\" Power Handling (RMS):10 Watts Power Handling (max):20 Watts Impedance:4 ohms Frequency Response:135 to 16,000 Hz Sensitivity:81 dB 1W/1m Voice Coil Diameter:0.75\" Thiele-Small Parameters Resonant Frequency (Fs):135 Hz DC Resistance (Re):4.00 ohms Voice Coil Inductance (Le):0.39 mH Mechanical Q (Qms):4.11 Electromagnetic Q (Qes):1.11 Total Q (Qts):0.88 Compliance Equivalent Volume (Vas):0.03 ft.3 Maximum Linear Excursion (Xmax):2 mm Materials of Construction Cone Material:Paper Surround Material:Foam Basket / Frame Material:Steel Magnet Material:Ferrite Mounting Information Overall Outside Diameter:3.75\" Baffle Cutout Diameter:2.82\" Depth:1.69\" # Mounting Holes:4 Optimum Cabinet Size (determined using BassBox 6 Pro High Fidelity suggestion) Sealed Volume:0.08 ft.3 Sealed F3:131 Hz Vented Volume:0.15 ft.3 Vented F3:78 Hz GRS 3FR-4 Full Range 3\" Speaker Driver 4 Ohm Brand:GRS Model: 3FR-4 Part Number:292-436 UPC:848864015194 Product Category:Midrange / Midbass Drivers & Full-Range Speakers Unit of Measure:EA Weight:0.7000 lbs. 5474237 848864015194 1.09lbs 0.00 0.00 0.00
GRS
5.69 2022-07-23 In Stock
customer review - by , April 4, 2017
1/ 5stars
Its a cheap speaker that sounds horrible. I purchased 2 of them to replace the small speakers in my home intercom system.
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GRS 3FR-4 Full Range 3" Speaker Driver 4 Ohm

Rating 1 | 1 reviews
By GRS
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Upc: 848864015194
SKU: PEX-292-436
List Price: $5.69
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Product Description

Manufacturer Part Number: 3FR-4

Highlights
  • Coated paper cone with foam surround for clear sound
  • Pincushion-shape frame with front gasket
  • Economical ferrite magnet assembly
  • Quality GRS construction and 1-year warranty


GRS 3FR-4 Full Range 3" Speaker Driver 4 Ohm
Why pay more? The GRS 3FR-4 is a great replacement driver for the widely-used, 3"-size full range drivers found commonly in home theater systems, table radios, "sound bars", and multimedia speaker systems, among many other uses. It's also useful as a replacement for 3" woofers.

A sturdy stamped steel frame with "pincushion"-shaped mounting flange supports a robust ferrite ceramic magnet, and the coated paper cone with foam surround delivers clear sound that you might not expect from a driver this affordable.
Product Specifications
  • Nominal Diameter:3"
  • Power Handling (RMS):10 Watts
  • Power Handling (max):20 Watts
  • Impedance:4 ohms
  • Frequency Response:135 to 16,000 Hz
  • Sensitivity:81 dB 1W/1m
  • Voice Coil Diameter:0.75"
Thiele-Small Parameters
  • Resonant Frequency (Fs):135 Hz
  • DC Resistance (Re):4.00 ohms
  • Voice Coil Inductance (Le):0.39 mH
  • Mechanical Q (Qms):4.11
  • Electromagnetic Q (Qes):1.11
  • Total Q (Qts):0.88
  • Compliance Equivalent Volume (Vas):0.03 ft.3
  • Maximum Linear Excursion (Xmax):2 mm
Materials of Construction
  • Cone Material:Paper
  • Surround Material:Foam
  • Basket / Frame Material:Steel
  • Magnet Material:Ferrite
Mounting Information
  • Overall Outside Diameter:3.75"
  • Baffle Cutout Diameter:2.82"
  • Depth:1.69"
  • # Mounting Holes:4
Optimum Cabinet Size (determined using BassBox 6 Pro High Fidelity suggestion)
  • Sealed Volume:0.08 ft.3
  • Sealed F3:131 Hz
  • Vented Volume:0.15 ft.3
  • Vented F3:78 Hz
GRS 3FR-4 Full Range 3" Speaker Driver 4 Ohm
  • Brand:GRS
  • Model: 3FR-4
  • Part Number:292-436
  • UPC:848864015194
  • Product Category:Midrange / Midbass Drivers & Full-Range Speakers
  • Unit of Measure:EA
  • Weight:0.7000 lbs.

WARNING: This product can expose you to chemicals which are known to the State of California to cause cancer, birth defects, or other reproductive harm. For more information, go to www.p65warnings.ca.gov.
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By John Spadaro
Date Added: Friday 28 April, 2017
Its a cheap speaker that sounds horrible. I purchased 2 of them to replace the small speakers in my home intercom system.
Rating: [1 of 5 Stars!]
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