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 W4-657D
Tang Band W4-657D is a 4" 8 ohm LF driver rated at 25W RMS. The validated T/S data includes Fs 70Hz, Qts 0.32, Vas 5.6L, Xmax 3.3mm, sensitivity 89.4dB, plus 19cm³ Vd and 200 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
89.4dB
EBP
200
Vented alignment
Vd
19cm³
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 confidence1,176 selected pixels of 1,545 - Trace datasheet-response-trace-poc/v1
impedance
Impedance response
240 plotted pointsMedium confidence2,969 selected pixels of 3,002
T/S Parameters
Valid
Fs70Hz
Qts0.32
Qes0.35
Qms3.6
Vas5.6L
Re6.0Ω
Le0.13mH
BL5.6Tm
Sd57cm²
Mms4g
Xmax3.3mm
SPL89dB
Power25W
Impedance8Ω
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.
Download for VituixCAD00 Simulator
Direct import · Web app
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Plain text · Clipboard
Copy the available values as a clean label-and-value list.
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
W4-657D
4"
Compare on
Matches sit inside every range. Size stays fixed automatically.
5 active T/S params, plus size.
12 matches
Compare a specific driver
Added drivers stay at the front of the list, whatever the ranges say.
78%
Similarity
Tang Band
W4-1798S
4"
Xmax3mm-9%
Qts0.3-6%
BL5.8Tm+2%
Vas7.4L+32%
Qes0.37+6%
78%
Similarity
Tang Band
W4-1798S
4"
Xmax3mm-9%
Qts0.3-6%
BL5.8Tm+2%
Vas7.4L+32%
Qes0.37+6%
77%
Similarity
Tang Band
W4-992SD
4"
Xmax3.5mm+6%
Qts0.35+9%
BL6.4Tm+15%
Vas5.7L+2%
Qes0.4+14%
77%
Similarity
Purifi
PTT4.0M08-NAC-03
4"
Xmax2.9mm-12%
Qts0.320%
BL7Tm+25%
Vas4.9L-13%
Qes0.34-3%
76%
Similarity
Purifi
PTT4.0M08-NFC-01
4"
Xmax2.9mm-12%
Qts0.31-3%
BL7Tm+25%
Vas5.3L-6%
Qes0.33-6%
74%
Similarity
SEAS
H1152-08 CA12RCY
4.5"
Xmax3mm-9%
Qts0.31-3%
BL6.3Tm+13%
Vas5L-11%
Qes0.36+3%
74%
Similarity
Tang Band
W4-1337SDF
4"
Xmax2.5mm-24%
Qts0.34+6%
BL5.3Tm-5%
Vas5.6L0%
Qes0.4+14%
74%
Similarity
Tang Band
W4-1320SIF
4"
Xmax3mm-9%
Qts0.36+12%
BL5.3Tm-5%
Vas5.2L-7%
Qes0.42+20%
74%
Similarity
Purifi
PTT4.0M04-NAC-03
4"
Xmax2.9mm-12%
Qts0.28-12%
BL5.9Tm+5%
Vas5L-11%
Qes0.3-14%
73%
Similarity
Tang Band
W4-2142
4"
Xmax2.4mm-27%
Qts0.33+3%
BL5.4Tm-4%
Vas6.4L+14%
Qes0.39+11%
73%
Similarity
Tang Band
W4-2315
4"
Xmax2.8mm-15%
Qts0.29-9%
BL6.2Tm+11%
Vas5L-12%
Qes0.31-11%
66%
Similarity
SEAS
H1602-04/06 L12RE/XFC
4.5"
Xmax3mm-9%
Qts0.3-6%
BL5.5Tm-2%
Vas3L-47%
Qes0.33-6%