Hornresp
.txt · Hornresp driver database
Driver file ready to place in Hornresp’s Drivers folder.
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Overview
LF Driver
Tang Band
Tang Band W4-1749S
Tang Band W4-1749S is a 4" 8 ohm LF driver rated at 25W RMS. The validated T/S data includes Fs 60Hz, Qts 0.34, Vas 6.3L, Xmax 0.9mm, sensitivity 87.5dB, plus 5cm³ Vd and 154 EBP. bits tracks vendor pricing, datasheet links, simulator import data, and similar drivers from the same loudspeaker database.
Size
4"
Impedance
8Ω
RMS Power
25W
Sensitivity
87.5dB
EBP
154
Vented alignment
Vd
5cm³
Datasheet traces
Frequency and impedance curves traced from the manufacturer PDF.
spl240 ptsp1medium
Curve provenanceInspect 2 tracesHide details
These plotted lines are Bits digitizations of manufacturer evidence, not new measurements. How provenance works
- Trace datasheet-response-trace-poc/v1
spl
Frequency response
240 plotted pointsMedium confidence608 selected pixels of 1,338 - Trace datasheet-response-trace-poc/v1
impedance
Impedance response
240 plotted pointsMedium confidence2,404 selected pixels of 2,405
Overall Parameters
Valid
Fs60Hz
Qts0.34
Qes0.39
Qms3.0
Vas6.3L
Re6.8Ω
Le0.05mH
BL5.8Tm
Sd57cm²
Mms5g
Xmax0.9mm
SPL88dB
Power25W
Impedance8Ω
Hybrid view: LF section is used for excursion/motor values, while frequency limits merge upper sections.
What this validation status meansPricing & 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.
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.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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Driver Components
LFPrimary
4"Fs60 Hz
Qts0.34
Qes0.39
Qms3.0
Vas6.3 L
Re6.8 Ω
Le0.05 mH
BL5.8 Tm
Sd57 cm²
Mms5 g
Xmax0.9 mm
SPL88 dB
Power25 W
Impedance8 Ω
Power Peak50
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
Tang Band
W4-1749S
4"
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Matches sit inside every range. Size stays fixed automatically.
5 active T/S params, plus size.
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