Hornresp
.txt · Hornresp driver database
Driver file ready to place in Hornresp’s Drivers folder.
Download for HornrespDayton Audio UMII18-22 4Ω
LF DriverMedia
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Overview
LF Driver
Dayton Audio
Dayton Audio UMII18-22
Dayton Audio UMII18-22 is a 18" 4 ohm LF driver rated at 1200W RMS. The validated T/S data includes Fs 22Hz, Qts 0.53, Vas 248.2L, Xmax 28mm, sensitivity 88dB, plus 3315cm³ Vd and 33 EBP. bits tracks vendor pricing, datasheet links, simulator import data, and similar drivers from the same loudspeaker database.
Size
18"
Impedance
4Ω
RMS Power
1200W
Sensitivity
88.0dB
90.7dBmanufacturer; using T/S-derived value (2.7dB delta).
EBP
33
Sealed alignment
Vd
3315cm³
Datasheet traces
Frequency and impedance curves traced from the manufacturer PDF.
on-axis240 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
on-axis
Frequency response
240 plotted pointsMedium confidence7,981 selected pixels of 7,981
T/S Parameters
Valid
Fs22Hz
Qts0.53
Qes0.67
Qms2.5
Vas248.2L
Re4.2Ω
Le1.15mH
BL19.2Tm
Sd1184cm²
Mms420g
Xmax28.0mm
SPL88dB
Power1200W
Impedance4Ω
F Low20Hz
F High500Hz
Pricing & availability
Price definitionsVendor offers
1 vendorsoundimports
Updated 11 Sept 2026
Source: inc VAT
£386.59
inc VAT
Out of 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.
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
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Dimensions & Physical
Weight21.6kg
Diameter426.7mm
Overall Depth228.5mm
Cutout Diameter220.0mm
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
Dayton Audio
UMII18-22
18"
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.
1 match
Compare a specific driver
Added drivers stay at the front of the list, whatever the ranges say.
33%
Similarity
£425.00
FaitalPRO
18XL1800
18"
Xmax20.2mm-28%
Qts0.4-25%
BL25.4Tm+32%
Vas215.5L-13%
Qes0.42-37%