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.txt · Hornresp driver database
Driver file ready to place in Hornresp’s Drivers folder.
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Overview
LF DriverFR series
Visaton
Visaton FR 87 - 4 OHM
Visaton FR 87 - 4 OHM is a 3.5" 4 ohm LF driver rated at 15W RMS. The validated T/S data includes Fs 137Hz, Qts 1.25, Vas 1.3L, Xmax 2mm, sensitivity 85.3dB, plus 7cm³ Vd and 88 EBP. bits tracks vendor pricing, datasheet links, simulator import data, and similar drivers from the same loudspeaker database.
Size
3.5"
Impedance
4Ω
RMS Power
15W
Sensitivity
85.3dB
EBP
88
Either alignment
Vd
7cm³
Datasheet traces
Frequency and impedance curves traced from the manufacturer PDF.
frequency response240 ptsp1medium
Curve provenanceInspect 1 traceHide details
These plotted lines are Bits digitizations of manufacturer evidence, not new measurements. How provenance works
- Trace datasheet-response-trace-poc/v1
frequency response
Frequency response
240 plotted pointsMedium confidence515 selected pixels of 515
T/S Parameters
Valid
Fs137Hz
Qts1.25
Qes1.56
Qms6.4
Vas1.3L
Re3.5Ω
Le0.20mH
BL2.1Tm
Sd37cm²
Mms2g
Xmax2.0mm
SPL85dB
Power15W
Impedance4Ω
F Low100Hz
F High20000Hz
Voice Coil15mm
Pricing & availability
Price definitionsNo current price found
Pricing may appear after the next vendor refresh.
Use this driver
Open it in 00 Simulator, download it for your enclosure tool, or copy the specification values.
Files use canonical values. Required mechanical fields are derived only where the target format needs them.
WinISD
.wdr · WinISD driver editor
Native WinISD driver record with the required SI conversions.
Download for WinISDBASTA!
.bastaelement · BASTA! loudspeaker simulator
Native BASTA! element file using its documented SI-unit fields.
Download for BASTA!VituixCAD
.wdr · VituixCAD 2 Enclosure
A WinISD driver file that VituixCAD imports directly.
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Direct import · Web app
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Plain text · Clipboard
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Dimensions & Physical
Weight0.2kg
Diameter87.0mm
Cutout Diameter80.0mm
Similar Drivers
Size stays fixed. Tune the T/S ranges to change what counts as a match, or add a specific driver to compare it directly.
Reference
Visaton
FR 87 - 4 OHM
3.5"
Compare on
Matches sit inside every range. Size stays fixed automatically.
5 active T/S params, plus size.
6 matches
Compare a specific driver
Added drivers stay at the front of the list, whatever the ranges say.
69%
Similarity
Visaton
FR 8 JS - 8 Ohm
3.5"
Xmax2mm0%
Qts1.24-1%
BL2.8Tm+32%
Vas0.8L-35%
Qes1.74+12%
68%
Similarity
Visaton
FR 8 - 4 OHM
3.5"
Xmax2mm0%
Qts1.05-16%
BL2.1Tm0%
Vas0.6L-54%
Qes1.3-17%
65%
Similarity
Visaton
FR 8 - 8 OHM
3.5"
Xmax2mm0%
Qts1.09-13%
BL2.5Tm+19%
Vas0.7L-46%
Qes1.38-12%
39%
Similarity
Visaton
R 10 S - 4 Ohm
4"
Xmax1.5mm-25%
Qts1.45+16%
BL1.9Tm-10%
Vas1.9L+46%
Qes1.96+26%
31%
Similarity
Visaton
FRS 7 S - 8 OHM
2.5"
Xmax1.5mm-25%
Qts1.46+17%
BL1.8Tm-14%
Vas0.9L-31%
Qes2.01+29%
30%
Similarity
Sica
3 L 0.8 SL
3"
Xmax1.5mm-25%
Qts1.01-19%
BL2.8Tm+33%
Vas0.8L-38%
Qes1.28-18%