B&C15NDL76
£175.00Fs37 Hz +27%, worse
Qts0.22 −6%
Vas195 L −14%, better
BL22.5 T·m –
Xmax7 mm −19%, worse
Sensitivity98.2 dB +2.5, better
15-inch LF driver · CF1540 series · 100 mm voice coil · 600 W
Celestion CF1540F 8Ω
8 Ω · 35–2000 Hz
No current price
- Fs
- 29Hz
- Xmax
- 8.6mm
- SPL
- 96dB
- Pe
- 600W
- BL
- 23.1T·m
- Vd
- 736cm³
- Qts
- 0.23
- Vas
- 228L
Manufacturer response and impedance data, with source and trace details below. The left and right arrow keys read every shown curve at a frequency, a twelfth of an octave at a time, or an octave with Shift. Escape clears the reading.
Curve provenanceInspect 1 trace
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
135 plotted pointsMedium confidence137 selected pixels of 273
Published graphs
Celestion CF1540F is a 15-inch 8 ohm LF driver rated at 600 W RMS. The validated T/S data includes Fs 29 Hz, Qts 0.23, Vas 227.9 L, Xmax 8.6 mm, sensitivity 95.7 dB, plus 736 cm³ Vd and 120 EBP. bits tracks vendor pricing, datasheet links, simulator import data, and similar drivers from the same loudspeaker database.
The published T/S values agree with each other
Thiele/Small
- Fs
- 29Hz
- Qts
- 0.23
- Qes
- 0.24
- Qms
- 6.5
- Vas
- 227.9L
- Re
- 5.5Ω
- Le
- 1.74mH
Motor and cone
- BL
- 23.1T·m
- Sd
- 855cm²
- Mms
- 129g
- Xmax
- 8.6mm
- Vd †
- 736cm³
- Voice coil
- 100mm
Power and response
- Sensitivity †
- 95.7dB
- Manufacturer sensitivity
- 97dB
- Power
- 600W
- Impedance
- 8Ω
- Range
- 35–2000Hz
- EBP †
- 120 · Leans vented
Size and mounting
- Diameter
- 392.7mm
- Cutout
- 354.5mm
- Bolt circle
- 374mm
- Depth
- 181.8mm
- Weight
- 9.6kg
Other published values
- Cms
- 0.23mm/N
- Rms
- 3.61kg/s
- Power Program
- 1200
Sensitivity shows 95.7 dB, calculated from the T/S values. Celestion publishes 97.0 dB, 1.3 dB apart.
† Calculated by bits from the published values
What this validation status means
Everything else Celestion lists
LF · Primary · 15″
- BL
- 23.1T·m
- Fs
- 29Hz
- Le
- 1.74mH
- Re
- 5.5Ω
- Sd
- 855cm²
- Cms
- 0.23mm/N
- Mms
- 129g
- Qes
- 0.24
- Qms
- 6.5
- Qts
- 0.23
- Rms
- 3.61kg/s
- SPL
- 95.7dB
- Vas
- 227.9L
- Xmax
- 8.6mm
- Power
- 600W
- Impedance
- 8Ω
- Sensitivity
- 97dB
- Low limit
- 35Hz
- Power Program
- 1200
- Calculated sensitivity †
- 95.7dB
- High limit
- 2000Hz
- Manufacturer sensitivity
- 97dB
- Voice coil
- 100mm
- Weight
- 9.6kg
- Diameter
- 392.7mm
- Depth
- 181.8mm
- Cutout
- 354.5mm
- Bolt circle
- 374mm
02
Compare
Same-size drivers, compared with the CF1540F. Clear differences are green when better and red when worse.
This driverCF1540F
Best price
–
Fs
29 Hz
Qts
0.23
Vas
227.9 L
BL
23.1 T·m
Xmax
8.6 mm
Sensitivity
95.7 dB
Power
600 W
B&C15PS76
£184.00Fs38 Hz +31%, worse
Qts0.26 +11%, worse
Vas164 L −28%, better
BL22.1 T·m −5%
Xmax7.5 mm −13%, worse
Sensitivity97.1 dB +1.4
Eighteen Sound15W930
£193.05Fs33 Hz +13%, worse
Qts0.22 −6%
Vas240 L +5%
BL22.1 T·m −5%
Xmax7.5 mm −13%, worse
Sensitivity97.8 dB +2.1, better
FaitalPRO15FH510
£199.28Fs35 Hz +20%, worse
Qts0.26 +11%, worse
Vas191.8 L −16%, better
BL21 T·m −9%
Xmax9.3 mm +8%
Sensitivity96.9 dB +1.2
RCFL15P400
£214.72Fs36 Hz +24%, worse
Qts0.25 +6%
Vas160 L −30%, better
BL24.8 T·m +7%
Xmax8 mm −7%
Sensitivity96.4 dB +0.7
B&C15NW76
£233.82Fs42 Hz +44%, worse
Qts0.22 −6%
Vas130 L −43%, better
BL25.5 T·m +10%, better
Xmax8 mm −7%
Sensitivity98.2 dB +2.5, better
RCFLF15G401
£238.26Fs36 Hz +24%, worse
Qts0.26 +11%, worse
Vas150 L −34%, better
BL24.6 T·m +6%
Xmax9 mm +5%
Sensitivity96.2 dB +0.5
Eighteen Sound15LW2400
£254.95Fs34 Hz +17%, worse
Qts0.23 –
Vas191 L −16%, better
BL18 T·m −22%, worse
Xmax9.5 mm +10%, better
Sensitivity97 dB +1.3
B&C15NW100
£255.00Fs33 Hz +13%, worse
Qts0.22 −6%
Vas139 L −39%, better
BL28 T·m +21%, better
Xmax9 mm +5%
Sensitivity95.4 dB –
Eighteen Sound15ND930
£266.78Fs36 Hz +24%, worse
Qts0.22 −6%
Vas206 L −10%
BL23.8 T·m –
Xmax7.5 mm −13%, worse
Sensitivity98.2 dB +2.5, better
Eighteen Sound15NMB1000
£285.89Fs46 Hz +58%, worse
Qts0.24 –
Vas124 L −46%, better
BL25.2 T·m +9%
Xmax6.5 mm −24%, worse
Sensitivity99 dB +3.3, better
CIARENDH15-4S
£289.95Fs28 Hz −4%
Qts0.25 +6%
Vas220 L −3%
BL24.2 T·m +4%
Xmax11.5 mm +34%, better
Sensitivity94.7 dB −1
RCFMB15N351
£297.00Fs42 Hz +44%, worse
Qts0.22 −6%
Vas191 L −16%, better
BL22.5 T·m –
Xmax6 mm −30%, worse
Sensitivity99.7 dB +4, better
Eighteen Sound15NLW9300
£315.00Fs39 Hz +34%, worse
Qts0.26 +11%, worse
Vas170 L −25%, better
BL24.4 T·m +5%
Xmax8 mm −7%
Sensitivity97.8 dB +2.1, better
Eighteen Sound15LW1500
£315.00Fs34 Hz +17%, worse
Qts0.28 +19%, worse
Vas195 L −14%, better
BL22.1 T·m −5%
Xmax9 mm +5%
Sensitivity96.2 dB +0.5
Beyma15P80ND
£326.51Fs39 Hz +34%, worse
Qts0.21 −11%, better
Vas184 L −19%, better
BL23.8 T·m –
Xmax7.5 mm −13%, worse
Sensitivity99 dB +3.3, better
RCFLF15N401
£329.00Fs34 Hz +17%, worse
Qts0.22 −6%
Vas160 L −30%, better
BL27.8 T·m +20%, better
Xmax9 mm +5%
Sensitivity96.4 dB +0.7
Precision DevicesPD.153C001
No current priceFs38 Hz +31%, worse
Qts0.22 −5%
Vas196 L −14%, better
BL24.2 T·m +4%
Xmax7.7 mm −10%, worse
Sensitivity98.7 dB +3, better
CelestionFTR15-4080F
No current priceFs38 Hz +31%, worse
Qts0.25 +6%
Vas163.1 L −28%, better
BL23.5 T·m –
Xmax8.5 mm –
Sensitivity97.2 dB +1.5
Oberton15PD600
No current priceFs38 Hz +31%, worse
Qts0.23 –
Vas133.3 L −41%, better
BL28.7 T·m +24%, better
Xmax8.5 mm –
Sensitivity97.1 dB +1.4
Oberton15PD601
No current priceFs38 Hz +31%, worse
Qts0.23 –
Vas133.3 L −41%, better
BL28.7 T·m +24%, better
Xmax8.5 mm –
Sensitivity97.1 dB +1.4
No photo
PHL Audio6031M
No current priceFs39 Hz +34%, worse
Qts0.23 –
Vas124 L −46%, better
BL29 T·m +25%, better
Xmax8.5 mm –
Sensitivity96.7 dB +1
PeerlessFSL-1530R01-08
No current priceFs41 Hz +41%, worse
Qts0.24 –
Vas180 L −21%, better
BL21.8 T·m −6%
Xmax4.7 mm −46%, worse
Sensitivity99 dB +3.3, better
No photo
PHL Audio6121M-20
No current priceFs39 Hz +34%, worse
Qts0.24 –
Vas119.7 L −47%, better
BL29 T·m +25%, better
Xmax8.5 mm –
Sensitivity96.6 dB +0.9
No photo
PHL Audio5011MNDU
No current priceFs38 Hz +31%, worse
Qts0.26 +11%, worse
Vas169 L −26%, better
BL23.7 T·m –
Xmax7.5 mm −13%, worse
Sensitivity97.2 dB +1.5
CelestionFTR15-4080FD
No current priceFs35 Hz +22%, worse
Qts0.28 +18%, worse
Vas164.3 L −28%, better
BL23.1 T·m –
Xmax8.5 mm –
Sensitivity95.9 dB –
Precision DevicesPD.153ER/2
No current priceFs40 Hz +37%, worse
Qts0.21 −11%, better
Vas218.8 L −4%
BL22.4 T·m −3%
Xmax5.7 mm −34%, worse
Sensitivity100.1 dB +4.4, better
Oberton15NB451
No current priceFs40 Hz +36%, worse
Qts0.26 +9%
Vas145.2 L −36%, better
BL22.9 T·m –
Xmax7 mm −19%, worse
Sensitivity97.4 dB +1.7
BMS15N830V2
No current priceFs37 Hz +27%, worse
Qts0.27 +15%, worse
Vas159 L −30%, better
BL22.4 T·m −3%
Xmax8 mm −7%
Sensitivity96.5 dB +0.8
Oberton15NB500
No current priceFs43 Hz +47%, worse
Qts0.26 +9%
Vas121.5 L −47%, better
BL24.3 T·m +5%
Xmax7.3 mm −16%, worse
Sensitivity97.7 dB +2, better
Tune the match
Choose the published values that matter to your design. Size stays matched to this driver.
Qts
Qes
VasL
Xmaxmm
BLTm
No current price found. Pricing may appear after the next vendor refresh.