Hornresp
.txt · Hornresp driver database
Driver file ready to place in Hornresp’s Drivers folder.
Not enough T/S data
Missing Mms
Scanspeak 18W/4531G01 4Ω
LF DriverMedia
Auto-advancing
Overview
LF DriverRevelator series
Scanspeak
Scanspeak 18W/4531G01
Scanspeak 18W/4531G01 is a 7" 4 ohm LF driver rated at 70W RMS. The validated T/S data includes Fs 34Hz, Qts 0.35, Vas 45.6L, Xmax 6.5mm, sensitivity 88.8dB, plus 102cm³ Vd and 89 EBP. bits tracks UK vendor pricing, price movement, datasheet links, simulator import data, and similar drivers, with a current best price of £168.82.
Partial source evidence
Automated T/S checks passed, but some material low-frequency parameters are not published for this record.
Material fields not published: Mms
- Manufacturer page linked
- Datasheet linked
- Canonical units normalized for comparison
- Vd can be derived from Sd and Xmax
- EBP can be derived from Fs and Qes
Size
7"
Impedance
4Ω
RMS Power
70W
Sensitivity
88.8dB
EBP
89
Either alignment
Vd
102cm³
T/S Parameters
Valid
Fs34Hz
Qts0.35
Qes0.38
Qms4.9
Vas45.6L
Re3.5Ω
Le0.27mH
BL5.7Tm
Sd157cm²
Xmax6.5mm
SPL89dB
Power70W
Impedance4Ω
Min Impedance4.4Ω
Voice Coil38mm
Pricing & availability
Price definitionsPrice movement
Other offers
2 vendorssoundimports
Updated 11 Sept 2026
Source: inc VAT
£184.68
inc VAT
Out of stock
willyshifi
Updated 11 Sept 2026
Source: inc VAT · 20%
£212.95
inc VAT
Best current price
Updated 11 Sept 2026
hificollective
£168.82
Avg £190.89£22.06 below avg (-11.6%)
inc VAT·2 in stock
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.
Not enough T/S data
Missing Mms
BASTA!
.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.
Not enough T/S data
Missing Mms
00 Simulator
Direct import · Web app
Start a new enclosure simulation with this driver already loaded.
Open in 00 SimulatorCopy spec sheet
Plain text · Clipboard
Copy the available values as a clean label-and-value list.
Dimensions & Physical
Diameter180.0mm
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
Scanspeak
18W/4531G01
7"
Best current price
£168.82
Compare on
Matches sit inside every range. Size stays fixed automatically.
5 active T/S params, plus size. Pin a driver to open a side-by-side comparison.
12 matches
Compare a specific driver
Added drivers stay at the front of the list, whatever the ranges say.
57%
Similarity
76% cheaper£40.67
Dayton Audio
SIG180-4
7"
Lower price
Xmax5mm-23%
Qts0.38+9%
BL6.6Tm+16%
Vas23.2L-49%
Qes0.41+8%
61%
Similarity
65% cheaper£59.16
Dayton Audio
RS180P-8
7"
Lower price
Xmax6mm-8%
Qts0.34-3%
BL7.2Tm+26%
Vas22L-52%
Qes0.44+16%
58%
Similarity
65% cheaper£59.16
Dayton Audio
RS180P-4
7"
Lower price
Xmax6mm-8%
Qts0.39+11%
BL4.7Tm-18%
Vas27.3L-40%
Qes0.48+26%
57%
Similarity
61% cheaper£66.55
Dayton Audio
RS225P-4A
8"
Lower price
Xmax6mm-8%
Qts0.38+9%
BL6.4Tm+12%
Vas45.8L0%
Qes0.48+26%
46%
Similarity
61% cheaper£66.55
Dayton Audio
RS225-4
8"
Lower price
Xmax6mm-8%
Qts0.41+17%
BL6.4Tm+12%
Vas46.4L+2%
Qes0.52+37%
44%
Similarity
52% cheaper£80.95
Monacor
SPH-175HQ
6.5"
Lower price
Xmax5.5mm-15%
Qts0.42+20%
BL6.4Tm+12%
Vas33L-28%
Qes0.5+32%
Image unavailable
71%
Similarity
29% cheaper£120.56
Wavecor
WF182BD17
7"
Lower price
Xmax5.5mm-15%
Qts0.350%
BL6.5Tm+14%
Vas24.3L-47%
Qes0.37-3%
57%
Similarity
14% cheaper£145.25
Scanspeak
18W/8535-01
7"
Lower price
Xmax5mm-23%
Qts0.38+9%
BL5.9Tm+4%
Vas68.9L+51%
Qes0.46+21%
71%
Similarity
7% cheaper£157.04
Scanspeak
18W/8542-10
7"
Lower price
Xmax6.5mm0%
Qts0.350%
BL6.9Tm+21%
Vas26L-43%
Qes0.44+16%
64%
Similarity
3% cheaper£164.28
SB Acoustics
MR16PNW-8
6"
Lower price
Xmax6.2mm-5%
Qts0.32-9%
BL6.5Tm+14%
Vas44.8L-2%
Qes0.34-11%
57%
Similarity
3% cheaper£164.28
SB Acoustics
MR16P-8
6"
Lower price
Xmax6.2mm-5%
Qts0.3-14%
BL6.5Tm+14%
Vas44.3L-3%
Qes0.32-16%
80%
Similarity
£168.81
Scanspeak
18W/8531G00
7"
Xmax6.5mm0%
Qts0.36+3%
BL6.8Tm+19%
Vas58.2L+28%
Qes0.39+3%