Hornresp
.txt · Hornresp driver database
Driver file ready to place in Hornresp’s Drivers folder.
Download for HornrespDayton Audio ND65-4 4Ω
LF DriverMedia
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Overview
LF Driver
Dayton Audio
Dayton Audio ND65-4
Dayton Audio ND65-4 is a 2" 4 ohm LF driver rated at 15W RMS. The validated T/S data includes Fs 90Hz, Qts 0.61, Vas 0.5L, Xmax 3.5mm, sensitivity 79.5dB, plus 5cm³ Vd and 132 EBP. bits tracks vendor pricing, datasheet links, simulator import data, and similar drivers from the same loudspeaker database.
Size
2"
Impedance
4Ω
RMS Power
15W
Sensitivity
79.5dB
83.0dBmanufacturer; using T/S-derived value (3.5dB delta).
EBP
132
Vented alignment
Vd
5cm³
Datasheet traces
Frequency and impedance curves traced from the manufacturer PDF.
30 degrees240 ptsp1medium
Curve provenanceInspect 2 tracesHide details
These plotted lines are Bits digitizations of manufacturer evidence, not new measurements. How provenance works
- Trace datasheet-response-trace-poc/v1
30 degrees
Frequency response
240 plotted pointsMedium confidence736 selected pixels of 935 - Trace datasheet-response-trace-poc/v1
impedance
Impedance response
240 plotted pointsMedium confidence1,317 selected pixels of 1,317
T/S Parameters
Valid
Fs90Hz
Qts0.61
Qes0.68
Qms5.6
Vas0.5L
Re3.5Ω
Le0.44mH
BL2.7Tm
Sd16cm²
Mms3g
Xmax3.5mm
SPL80dB
Power15W
Impedance4Ω
F Low85Hz
F High20000Hz
Pricing & availability
Price definitionsVendor offers
1 vendorsoundimports
Updated 11 Sept 2026· 4Ω
Source: inc VAT
£34.32
inc VAT
Out of stock
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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.
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.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.
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Dimensions & Physical
Weight0.2kg
Diameter64.0mm
Overall Depth48.0mm
Cutout Diameter52.0mm
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
ND65-4
2"
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.
2 matches
Compare a specific driver
Added drivers stay at the front of the list, whatever the ranges say.
67%
Similarity
Dayton Audio
CE70PR-6
2.5"
Xmax4mm+14%
Qts0.63+3%
BL3.1Tm+16%
Vas0.5L-1%
Qes0.77+13%
42%
Similarity
Visaton
FRS 7 W - 8 Ohm
2.5"
Xmax2.5mm-29%
Qts0.63+3%
BL2.5Tm-7%
Vas0.8L+47%
Qes0.91+34%