Hornresp
.txt · Hornresp driver database
Driver file ready to place in Hornresp’s Drivers folder.
Download for HornrespPHL Audio 4021 8Ω
LF DriverMedia
PHL Audio
4021
Image unavailable
Overview
LF Driver
PHL Audio
PHL Audio 4021
PHL Audio 4021 is a 12" 8 ohm LF driver rated at 500W RMS. The validated T/S data includes Fs 35Hz, Qts 0.35, Vas 70L, Xmax 7.5mm, sensitivity 91.2dB, plus 404cm³ Vd and 97 EBP. bits tracks vendor pricing, datasheet links, simulator import data, and similar drivers from the same loudspeaker database.
Size
12"
Impedance
8Ω
RMS Power
500W
Sensitivity
91.2dB
EBP
97
Either alignment
Vd
404cm³
T/S Parameters
Valid
Fs35Hz
Qts0.35
Qes0.36
Qms10.8
Vas70.0L
Re5.6Ω
Le1.28mH
BL20.5Tm
Sd539cm²
Mms123g
Xmax7.5mm
SPL91dB
Power500W
Power Nominal500W
Impedance8Ω
F Low30Hz
F High2000Hz
Voice Coil77mm
Pricing & availability
Price definitionsNo standard offers found
Check the manufacturer website for current pricing.
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
Weight8.9kg
Diameter326.5mm
Overall Depth128.5mm
Cutout Diameter282.0mm
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.
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Reference
PHL Audio
4021
12"
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.
84%
Similarity
BMS
12N630
12"
Xmax8mm+7%
Qts0.33-6%
BL19.8Tm-3%
Vas85.5L+22%
Qes0.35-3%
83%
Similarity
£151.70
Beyma
12MC500
12"
Xmax8mm+7%
Qts0.34-3%
BL18.3Tm-11%
Vas57L-19%
Qes0.35-3%
81%
Similarity
Eighteen Sound
12NTLX3500
12"
Xmax7.9mm+5%
Qts0.33-6%
BL17.1Tm-17%
Vas79.6L+14%
Qes0.35-3%
80%
Similarity
£135.46
Beyma
12MCS500
12"
Xmax8mm+7%
Qts0.36+3%
BL17.6Tm-14%
Vas57L-19%
Qes0.38+6%
80%
Similarity
Precision Devices
PD.124NR1
12"
Xmax8.5mm+13%
Qts0.350%
BL19.2Tm-6%
Vas49L-30%
Qes0.37+3%
80%
Similarity
Celestion
CNX1230
12"
Xmax6.5mm-13%
Qts0.34-4%
BL16.3Tm-20%
Vas68.4L-2%
Qes0.360%
80%
Similarity
£163.69
B&C
12FW88
12"
Xmax8mm+7%
Qts0.33-6%
BL19.5Tm-5%
Vas45.7L-35%
Qes0.35-3%
79%
Similarity
£308.45
FaitalPRO
12HX240
12"
Xmax7.4mm-2%
Qts0.37+6%
BL16Tm-22%
Vas61.1L-13%
Qes0.38+6%
79%
Similarity
BMS
12N804
12"
Xmax8mm+7%
Qts0.29-17%
BL20.4Tm0%
Vas71L+1%
Qes0.31-14%
79%
Similarity
Celestion
CF1230F
12"
Xmax7.5mm0%
Qts0.32-9%
BL18.3Tm-11%
Vas49.6L-29%
Qes0.34-5%
79%
Similarity
Eighteen Sound
12NW350
12"
Xmax8.3mm+11%
Qts0.34-3%
BL19.2Tm-6%
Vas46L-34%
Qes0.35-3%
79%
Similarity
£223.42
PRV Audio
12MR2000
12"
Xmax6.6mm-12%
Qts0.33-6%
BL21.3Tm+4%
Vas52.5L-25%
Qes0.34-6%