Hornresp
.txt · Hornresp driver database
Driver file ready to place in Hornresp’s Drivers folder.
Download for HornrespGRS 18PT-8 8Ω
LF DriverMedia
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Overview
LF Driver
GRS
GRS 18PT-8
GRS 18PT-8 is a 18" 8 ohm LF driver rated at 350W RMS. The validated T/S data includes Fs 23Hz, Qts 0.54, Vas 16.8L, Xmax 7.8mm, sensitivity 77.5dB, plus 963cm³ Vd and 40 EBP. bits tracks UK vendor pricing, price movement, datasheet links, simulator import data, and similar drivers, with a current best price of £63.60.
Size
18"
Impedance
8Ω
RMS Power
350W
Sensitivity
77.5dB
93.0dBmanufacturer; using T/S-derived value (15.5dB delta).
EBP
40
Sealed alignment
Vd
963cm³
T/S Parameters
Valid
Fs23Hz
Qts0.54
Qes0.58
Qms9.6
Vas16.8L
Re6.9Ω
Le1.90mH
BL19.5Tm
Sd1234cm²
Mms218g
Xmax7.8mm
SPL78dB
Power350W
Impedance8Ω
F Low25Hz
F High4000Hz
Voice Coil76mm
Pricing & availability
Price definitionsPrice movement
Other offers
1 vendorsoundimports
Updated 11 Sept 2026· 8Ω
Source: inc VAT
£111.65
inc VAT
Out of stock
Best current price
Updated 11 Sept 2026
partsexpress
£63.60
inc VAT·199 in stock
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Files use canonical values. Required mechanical fields are derived only where the target format needs them.
WinISD
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Native WinISD driver record with the required SI conversions.
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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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Dimensions & Physical
Diameter408.2mm
Overall Depth190.0mm
Cutout Diameter422.9mm
Bolt Circle Diameter446.8mm
Similar Drivers
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Reference
GRS
18PT-8
18"
Best current price
£63.60
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