Hornresp
.txt · Hornresp driver database
Driver file ready to place in Hornresp’s Drivers folder.
Download for HornrespCelestion NTR08-2009D 8Ω
LF DriverMedia
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Overview
LF DriverNTR08 series
Celestion
Celestion NTR08-2009D
Celestion NTR08-2009D is a 8" 8 ohm LF driver rated at 200W RMS. The validated T/S data includes Fs 71Hz, Qts 0.21, Vas 11.7L, Xmax 6.5mm, sensitivity 94.6dB, plus 148cm³ Vd and 303 EBP. bits tracks vendor pricing, datasheet links, simulator import data, and similar drivers from the same loudspeaker database.
Size
8"
Impedance
8Ω
RMS Power
200W
Sensitivity
94.6dB
EBP
303
Vented alignment
Vd
148cm³
Datasheet traces
Frequency and impedance curves traced from the manufacturer PDF.
LF frequency response137 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
LF frequency response
Frequency response
137 plotted pointsMedium confidence164 selected pixels of 351
T/S Parameters
Valid
Fs71Hz
Qts0.21
Qes0.24
Qms2.0
Vas11.7L
Re5.5Ω
Le0.48mH
BL18.0Tm
Sd227cm²
Mms31g
Xmax6.5mm
SPL95dB
Power200W
Impedance8Ω
Voice Coil50mm
Pricing & availability
Price definitionsVendor offers
1 vendorleanaudio
Updated 11 Sept 2026· 8Ω
Source: inc VAT · 20%
£195.00
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
Copy the available values as a clean label-and-value list.
Dimensions & Physical
Weight2.8kg
Diameter225.0mm
Overall Depth100.0mm
Cutout Diameter187.0mm
Bolt Circle Diameter210.0mm
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
Celestion
NTR08-2009D
8"
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.
89%
Similarity
£116.87
B&C
8FW51
8"
Xmax6mm-8%
Qts0.210%
BL17.7Tm-2%
Vas12L+3%
Qes0.21-11%
87%
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Lavoce
WAF082.01
8"
Xmax5.8mm-11%
Qts0.210%
BL17.9Tm0%
Vas10.2L-12%
Qes0.22-7%
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Lavoce
WAN082.02
8"
Xmax5.8mm-11%
Qts0.23+9%
BL17.8Tm-1%
Vas9L-23%
Qes0.25+6%
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B&C
8NW51
8"
Xmax7mm+8%
Qts0.22+4%
BL23Tm+28%
Vas14L+20%
Qes0.23-3%
71%
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8"
Xmax6mm-8%
Qts0.22+4%
BL16Tm-11%
Vas18L+55%
Qes0.24+2%
71%
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B&C
8CLA64
8"
Xmax5.3mm-18%
Qts0.24+14%
BL16.4Tm-9%
Vas12.5L+7%
Qes0.25+6%
71%
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£120.85
B&C
8NW51
8"
Xmax6mm-8%
Qts0.17-19%
BL18.9Tm+5%
Vas11L-6%
Qes0.19-19%
70%
Similarity
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B&C
8MDN51
8"
Xmax6mm-8%
Qts0.2-5%
BL15.3Tm-15%
Vas16L+37%
Qes0.21-11%
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Peerless
NSM-0820R00-04
8"
Xmax6.6mm+1%
Qts0.18-15%
BL13.7Tm-24%
Vas11L-6%
Qes0.19-21%
63%
Similarity
Oberton
8NB201
8"
Xmax5.3mm-19%
Qts0.24+16%
BL14.4Tm-20%
Vas12.5L+8%
Qes0.26+8%
62%
Similarity
Sica
8 K 3 PL
8"
Xmax5mm-23%
Qts0.25+18%
BL16.1Tm-11%
Vas12.2L+5%
Qes0.27+14%
59%
Similarity
£99.92
RCF
MB8N251
8"
Xmax5mm-23%
Qts0.25+18%
BL15.2Tm-16%
Vas13L+12%
Qes0.26+10%