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Visaton BF37-8 1.5" Full-Range Driver 8 Ohm

VisatonPart # 292-7823
Model: BF 37

The Visaton BF37-8 is a 3.7 cm (1.5") full-range speaker designed for compact devices requiring clear and efficient sound reproduction. Featuring a powerful neodymium magnet and a high membrane excursion limit, it delivers an extended frequency response with impressive low-frequency output. Its durable design and compact size make it ideal for integration into slim enclosures such as flat TVs, info terminals, and portable audio systems.

Key Features

  • Wide frequency response from 100 Hz to 20,000 Hz for detailed sound reproduction
  • High membrane excursion limit of ±3.4 mm for enhanced bass performance
  • Compact size for easy integration into slim and portable devices
  • Resonance frequency at 155 Hz for effective low-frequency reproduction
  • IP X4 protection rating for resistance to splashing water when correctly installed
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Overview

Visaton BF37-8 1.5" Full-Range Driver 8 Ohm

The FR4x6X4 offers a unique combination of efficiency and versatility, delivering high-quality audio performance in compact designs. Its tweeter cone extends the frequency response for improved clarity, making it suitable for both professional and recreational audio systems. Whether used in vehicles or custom-built enclosures, this driver ensures excellent sound output with a wide range of applications.

Technical Data

  • Rated power: 5 W
  • Maximum power: 8 W
  • Nominal impedance Z: 8 Ohm
  • Frequency response: 100–20000 Hz
  • Mean sound pressure level: 74 dB (1 W/1 m)
  • Excursion limit: ±3.4 mm
  • Resonance frequency fs: 155 Hz
  • Net weight: 33.1 g
  • D.C. resistance Rdc: 7.0 Ohm
  • Mechanical Q factor Qms: 4.0
  • Electrical Q factor Qes: 1.1
  • Total Q factor Qts: 0.86
  • Equivalent volume Vas : 0.05 l
  • Effective piston area Sd: 6.2 cm²
  • Dynamically moved mass Mms: 1.0 g
  • Force factor Bxl: 2.56 Tm
  • Inductance of the voice coil L: 0.085 mH
  • Connections: Solder lugs
  • Protective system: IP X4 *)

Product Details

BrandVisaton
ModelBF 37
Part Number292-7823
Unit of MeasureEach
Weight0.07

Product Specifications

Nominal Diameter1-1/2"
Power Handling (RMS)5 Watts
Power Handling (MAX)8 Watts
Impedance8Ω
Frequency Response100 to 20000Hz
Sensitivity74dB 2.83V/1m

Thiele-Small Parameters

Resonant Frequency (Fs)155Hz
DC Resistance (Re)7Ω
Voice Coil Inductance (Le)0.085mH
Mechanical Q (Qms)4
Electromagnetic Q (Qes)1.1
Total Q (Qts)0.86
Compliance Equivalent Volume (Vas)0.002ft³
BL Product (BL)2.56T·m
Diaphragm Mass Inc. Airload (Mms)1g
Maximum Linear Excursion (Xmax)3.4mm
Surface Area of Cone (Sd)6.2cm²

Mounting Information

# Mounting Holes4

Specifications

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Manuals & Resources

California Prop 65

WARNING: Cancer and Reproductive Harm

www.P65Warnings.ca.gov