Hornresp
.txt · Hornresp driver database
Driver file ready to place in Hornresp’s Drivers folder.
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Overview
LF DriverPTT series
Purifi
Purifi PTT5.25M04-NAA-05
Purifi PTT5.25M04-NAA-05 is a 5.25" 4 ohm LF driver rated at 70W RMS. The validated T/S data includes Fs 39Hz, Qts 0.24, Vas 9.9L, Xmax 2.9mm, sensitivity 85.7dB, plus 25cm³ Vd and 156 EBP. bits tracks vendor pricing, datasheet links, simulator import data, and similar drivers from the same loudspeaker database.
Size
5.25"
Impedance
4Ω
RMS Power
70W
Sensitivity
85.7dB
87.4dBmanufacturer; using T/S-derived value (1.7dB delta).
EBP
156
Vented alignment
Vd
25cm³
T/S Parameters
Valid
Fs39Hz
Qts0.24
Qes0.25
Qms6.5
Vas9.9L
Re3.9Ω
Le0.26mH
BL8.1Tm
Sd85cm²
Mms17g
Xmax2.9mm
SPL86dB
Power70W
Impedance4Ω
Min Impedance4.4Ω
Xover200Hz
Voice Coil39mm
Pricing & availability
Price definitionsNo current price found
Pricing may appear after the next vendor refresh.
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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Open in 00 SimulatorCopy spec sheet
Plain text · Clipboard
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Dimensions & Physical
Weight1.8kg
Diameter147.0mm
Cutout Diameter101.0mm
Bolt Circle Diameter138.0mm
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
Purifi
PTT5.25M04-NAA-05
5.25"
Compare on
Matches sit inside every range. Size stays fixed automatically.
5 active T/S params, plus size.
6 matches
Compare a specific driver
Added drivers stay at the front of the list, whatever the ranges say.
68%
Similarity
Purifi
PTT5.25M08-NAA-05
5.25"
Xmax2.9mm0%
Qts0.29+21%
BL9.5Tm+17%
Vas9.4L-5%
Qes0.3+20%
56%
Similarity
£81.02
B&C
5FG44
5"
Xmax3mm+3%
Qts0.27+13%
BL10Tm+23%
Vas6.3L-36%
Qes0.3+20%
54%
Similarity
£59.95
Scanspeak
15W/8424G00
6"
Xmax2.6mm-10%
Qts0.25+4%
BL6.6Tm-19%
Vas14.5L+46%
Qes0.27+8%
51%
Similarity
£73.19
FaitalPRO
5PR120
5"
Xmax3.1mm+7%
Qts0.27+13%
BL10Tm+23%
Vas4.2L-58%
Qes0.28+12%
43%
Similarity
Sica
5 F 1.5 CP
5"
Xmax3.5mm+21%
Qts0.3+25%
BL7.6Tm-7%
Vas6.8L-31%
Qes0.33+32%
39%
Similarity
£289.95
Scanspeak
12MU/8731T00
5"
Xmax3.4mm+17%
Qts0.29+21%
BL6.1Tm-25%
Vas5.8L-41%
Qes0.31+24%