Hornresp
.txt · Hornresp driver database
Driver file ready to place in Hornresp’s Drivers folder.
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Overview
LF Driver
PRV Audio
PRV Audio 8MB450-4
PRV Audio 8MB450-4 is a 8" 4 ohm LF driver rated at 225W RMS. The validated T/S data includes Fs 77Hz, Qts 0.88, Vas 17.0L, Xmax 4.5mm, sensitivity 91.2dB, plus 108cm³ Vd and 83 EBP. bits tracks UK vendor pricing, price movement, datasheet links, simulator import data, and similar drivers, with a current best price of £26.15.
Size
8"
Impedance
4Ω
RMS Power
225W
Sensitivity
91.2dB
93.5dBmanufacturer; using T/S-derived value (2.3dB delta).
EBP
83
Either alignment
Vd
108cm³
Frequency response
Manufacturer-provided response plots and related charts.
T/S Parameters
Valid
Fs77Hz
Qts0.88
Qes0.92
Qms22.8
Vas17.0L
Re3.6Ω
Le0.17mH
BL6.2Tm
Sd241cm²
Mms20g
Xmax4.5mm
SPL91dB
Power225W
Impedance4Ω
F Low75Hz
F High7500Hz
Xover120Hz
Voice Coil50mm
Pricing & availability
Price definitionsPrice movement
Best current price
£26.15
inc VAT·Vendor hidden
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
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
Weight1.9kg
Diameter210.0mm
Overall Depth92.0mm
Cutout Diameter182.0mm
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
PRV Audio
8MB450-4
8"
Best current price
£26.15
Compare on
Matches sit inside every range. Size stays fixed automatically.
5 active T/S params, plus size.
4 matches
Compare a specific driver
Added drivers stay at the front of the list, whatever the ranges say.
69%
Similarity
PRV Audio
8MB450
8"
Xmax4.5mm0%
Qts1.05+19%
BL7.4Tm+19%
Vas18.2L+7%
Qes1.09+18%
65%
Similarity
PRV Audio
8MR450CF-4
8"
Xmax3.5mm-22%
Qts0.71-19%
BL6.1Tm-2%
Vas17.5L+3%
Qes0.73-21%
64%
Similarity
PRV Audio
8MR400B-4
8"
Xmax3.3mm-28%
Qts0.74-16%
BL6.3Tm+2%
Vas15.7L-8%
Qes0.76-17%
60%
Similarity
PRV Audio
8FR250
8"
Xmax3.5mm-22%
Qts1.02+16%
BL6.5Tm+5%
Vas21.2L+25%
Qes1.1+20%