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Visaton FR 7-4 2-1/2" Full-Range Driver 4 Ohm

Visaton
Part #292-638

Visaton FR 7-4 2-1/2" Full-Range Driver 4 Ohm

Visaton
Part #292-638  
Model: FR 7 - 4
The FR 7-4 2-1/2" full-range has a mounting depth of only 1-1/8" making it ideal for situations where space is at a premium. With useful response up to 20,000 Hz this driver is a great choice for portable speakers, line arrays, and even industrial applications.
Key Features
  • Moisture resistant cone for use in damp environments
  • Shallow mounting depth for use in tight spaces
  • High efficiency for a driver this small
  • Excellent response through the vocal range
  • For a quote on a large qty order, please press "Request Large Qty Quote"
Your Price: $5.23
MSRP: $6.99
Save $1.76 (25%)
Bulk Pricing
Quantity:Qty: 1-9 $5.23/ea
Quantity:Qty: 10-24 $5.07/ea
Quantity:Qty: 25+$4.86/ea
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Overview

Visaton FR 7-4 2-1/2" Full-Range Driver 4 Ohm

Visaton's FR 7-4 2-1/2" full-range driver has smooth response from 500 to 8,000 to deliver highly intelligible vocal reproduction making this driver ideal for use in small electronics projects, models, or industrial applications. In addition, with useful response up to 20,000 Hz this full-range can also be used in compact hi-fi applications such as portable speakers, sound bars, or even line arrays.

Product Details

BrandVisaton
ModelFR 7 - 4
Part Number292-638
Unit of MeasureEach
Weight0.23

Product Specifications

Nominal Diameter2-1/2"
Bolt Circle Diameter2.9
Power Handling (RMS)5 Watts
Power Handling (MAX)10 Watts
Impedance4Ω
Frequency Response130 to 20,000Hz
Sensitivity86dB 2.83V/1m
Voice Coil Diameter0.5"

Thiele-Small Parameters

Resonant Frequency (Fs)220Hz
DC Resistance (Re)3.4Ω
Voice Coil Inductance (Le)0.1mH
Mechanical Q (Qms)7.05
Electromagnetic Q (Qes)3.61
Total Q (Qts)2.39
Compliance Equivalent Volume (Vas)0.0145ft³
Mechanical Compliance of Suspension (Cms)0.59mm/N
BL Product (BL)1.1T·m
Diaphragm Mass Inc. Airload (Mms)0.876g
Maximum Linear Excursion (Xmax)1mm
Surface Area of Cone (Sd)22cm²

Materials of Construction

Cone MaterialPaper
Surround MaterialFoam
Basket / Frame MaterialSteel
Magnet MaterialFerrite

Mounting Information

Overall Outside Diameter2.5"
Baffle Cutout Diameter2.4"
Depth1.14"
# Mounting Holes4

Parts Express Staff Recommended Enclosure Volume

Sealed Volume0.03ft³
Sealed F3180.4Hz

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