EminenceKAPPA-15LFA
£143.62 · 64% less, betterFs39 Hz –
Qts0.38 +6%
Vas159 L −19%, better
BL18.6 T·m –
Xmax5.5 mm −8%
Sensitivity95.6 dB −1.5
15-inch LF driver · 400 W
Beyma 15CXA400ND 8Ω
8 Ω · 40–20000 Hz
£401.87
SteadySoundImports · 2 in stock · Ships from Netherlands · All 1 offer
- Fs
- 40Hz
- Xmax
- 6mm
- SPL
- 97dB
- Pe
- 400W
- BL
- 19T·m
- Vd
- 528cm³
- Qts
- 0.36
- Vas
- 196L
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
frequency response
Frequency response
185 plotted pointsMedium confidence1,154 selected pixels of 8,601
Published graphs
Beyma 15CXA400ND is a 15-inch 8 ohm LF driver rated at 400 W RMS. The validated T/S data includes Fs 40 Hz, Qts 0.36, Vas 196 L, Xmax 6 mm, sensitivity 97.1 dB, plus 528 cm³ Vd and 103 EBP. bits tracks UK, EU and US shop prices, price movement, datasheet links, simulator import data, and similar drivers, with a current best price of £401.87.
The published T/S values agree with each other
Thiele/Small
- Fs
- 40Hz
- Qts
- 0.36
- Qes
- 0.39
- Qms
- 4.4
- Vas
- 196L
- Re
- 6.6Ω
- Le
- 1mH
Motor and cone
- BL
- 19T·m
- Sd
- 880cm²
- Mms
- 84g
- Xmax
- 6mm
- Vd †
- 528cm³
Power and response
- Sensitivity †
- 97.1dB
- Manufacturer sensitivity
- 98dB
- Power
- 400W
- Impedance
- 8Ω
- Range
- 40–20000Hz
- EBP †
- 103 · Leans vented
Size and mounting
- Weight
- 7.2kg
Other published values
- Cms
- 0.18mm/N
- Rms
- 4.90kg/s
- Power Program
- 800
† Calculated by bits from the published values
What this validation status means
Everything else Beyma lists
LF · Primary · 15″
- BL
- 19T·m
- Fs
- 40Hz
- Le
- 1mH
- Re
- 6.6Ω
- Sd
- 880cm²
- Cms
- 0.18mm/N
- Mms
- 84g
- Qes
- 0.39
- Qms
- 4.4
- Qts
- 0.36
- Rms
- 4.90kg/s
- SPL
- 97.1dB
- Vas
- 196L
- Xmax
- 6mm
- Power
- 400W
- Impedance
- 8Ω
- Sensitivity
- 98dB
- Low limit
- 40Hz
- Power Program
- 800
- Calculated sensitivity †
- 97.1dB
- High limit
- 20000Hz
- Manufacturer sensitivity
- 98dB
- Weight
- 7.2kg
02
Compare
Same-size drivers, compared with the 15CXA400ND. Clear differences are green when better and red when worse.
This driver15CXA400ND
Best price
£401.87
Fs
40 Hz
Qts
0.36
Vas
196 L
BL
19 T·m
Xmax
6 mm
Sensitivity
97.1 dB
Power
400 W
Beyma15WRS400
£150.88 · 62% less, betterFs36 Hz −10%, better
Qts0.33 −8%
Vas236 L +20%, worse
BL18.2 T·m −4%
Xmax6.3 mm +5%
Sensitivity97 dB –
£152.00 · 62% less, better
Fs40 Hz –
Qts0.37 –
Vas188 L −4%
BL19.7 T·m +4%
Xmax6.9 mm +15%, better
Sensitivity97 dB –
FaitalPRO15PR450
£165.79 · 59% less, betterFs35 Hz −13%, better
Qts0.35 –
Vas235.6 L +20%, worse
BL16.6 T·m −13%, worse
Xmax6 mm –
Sensitivity96.4 dB −0.7
CelestionFTR15-3070C
£166.00 · 59% less, betterFs41 Hz +3%
Qts0.38 +6%
Vas187.6 L −4%
BL17.3 T·m −9%
Xmax5.5 mm −8%
Sensitivity96.9 dB –
Eighteen Sound15W750
£185.88 · 54% less, betterFs39 Hz –
Qts0.37 –
Vas218 L +11%, worse
BL17.6 T·m −7%
Xmax8 mm +33%, better
Sensitivity97.2 dB –
Beyma15MCB700
£207.83 · 48% less, betterFs44 Hz +10%, worse
Qts0.34 −6%
Vas148 L −24%, better
BL20 T·m +5%
Xmax7 mm +17%, better
Sensitivity97.5 dB –
BMS15N620
£216.43 · 46% less, betterFs41 Hz –
Qts0.35 –
Vas154 L −21%, better
BL20.6 T·m +8%
Xmax5.5 mm −8%
Sensitivity96.6 dB −0.5
Eighteen Sound15ND830
£239.90 · 40% less, betterFs39 Hz –
Qts0.32 −11%, better
Vas213 L +9%
BL18 T·m −5%
Xmax6.5 mm +8%
Sensitivity97.6 dB +0.5
BMS15CN682
£384.52 · 4% lessFs41 Hz –
Qts0.36 –
Vas137 L −30%, better
BL20.6 T·m +8%
Xmax5.5 mm −8%
Sensitivity95.9 dB −1.2
Eighteen Sound15NCX750
£454.74 · 13% more, worseFs49 Hz +23%, worse
Qts0.37 –
Vas141 L −28%, better
BL18.4 T·m −3%
Xmax5.5 mm −8%
Sensitivity98.2 dB +1.1
Eighteen Sound15NCX750H
£470.84 · 17% more, worseFs49 Hz +23%, worse
Qts0.37 –
Vas141 L −28%, better
BL18.5 T·m –
Xmax5.5 mm −8%
Sensitivity98.2 dB +1.1
No current price
Fs38 Hz −5%
Qts0.35 –
Vas201 L –
BL17.5 T·m −8%
Xmax6 mm –
Sensitivity96.5 dB −0.6
RCFMB15N301
No current priceFs48 Hz +20%, worse
Qts0.37 –
Vas134 L −32%, better
BL19.2 T·m –
Xmax6 mm –
Sensitivity97.8 dB +0.7
LavoceNBASS15-30
No current priceFs42 Hz +5%
Qts0.36 –
Vas143.1 L −27%, better
BL19.2 T·m –
Xmax6.6 mm +10%
Sensitivity96.5 dB −0.6
CelestionTF1530E
No current priceFs44 Hz +9%
Qts0.33 −9%
Vas191.6 L –
BL17.0 T·m −10%, worse
Xmax6.5 mm +8%
Sensitivity98.3 dB +1.2
BMS15CN680
No current priceFs41 Hz –
Qts0.36 –
Vas137 L −30%, better
BL20.6 T·m +8%
Xmax5.5 mm −8%
Sensitivity95.9 dB −1.2
Beyma15CXA400FE
No current priceFs40 Hz –
Qts0.42 +17%, worse
Vas191 L –
BL18.2 T·m −4%
Xmax6 mm –
Sensitivity96.6 dB −0.5
Oberton15CX
No current priceFs38 Hz −4%
Qts0.35 −3%
Vas163.8 L −16%, better
BL18.4 T·m –
Xmax7 mm +17%, better
Sensitivity95.9 dB −1.2
Sica15 FE 3 CP
No current priceFs40 Hz –
Qts0.33 −8%
Vas170.4 L −13%, better
BL19.1 T·m –
Xmax5.5 mm −8%
Sensitivity97.2 dB –
Oberton15NMB35
No current priceFs39 Hz –
Qts0.34 −7%
Vas177.5 L −9%
BL18.5 T·m –
Xmax6.8 mm +13%, better
Sensitivity96.8 dB –
P.Audio15BM-500B-V3
No current priceFs41 Hz –
Qts0.37 –
Vas183.4 L −6%
BL17.8 T·m −7%
Xmax4.8 mm −20%, worse
Sensitivity96.9 dB –
RCFM15P550
No current priceFs45 Hz +13%, worse
Qts0.37 –
Vas140 L −29%, better
BL19.8 T·m +4%
Xmax7 mm +17%, better
Sensitivity97 dB –
Oberton15XL400
No current priceFs49 Hz +22%, worse
Qts0.34 −6%
Vas140 L −29%, better
BL18.9 T·m –
Xmax5.3 mm −13%, worse
Sensitivity98.7 dB +1.6
P.AudioE15-300S-V2
No current priceFs44 Hz +10%, worse
Qts0.36 –
Vas156.2 L −20%, better
BL20.1 T·m +6%
Xmax4.3 mm −29%, worse
Sensitivity97.5 dB –
Sica15 CX 3 PL P
No current priceFs45 Hz +11%, worse
Qts0.40 +11%, worse
Vas152.4 L −22%, better
BL17.3 T·m −9%
Xmax5.5 mm −8%
Sensitivity97.1 dB –
Sica15 CX 3 PL T
No current priceFs45 Hz +11%, worse
Qts0.40 +11%, worse
Vas152.4 L −22%, better
BL17.3 T·m −9%
Xmax5.5 mm −8%
Sensitivity97.1 dB –
P.Audio15FT-76MB
No current priceFs42 Hz +5%
Qts0.35 –
Vas150.9 L −23%, better
BL20.4 T·m +7%
Xmax4.7 mm −22%, worse
Sensitivity96.8 dB –
Eighteen Sound15ND840
No current priceFs43 Hz +8%
Qts0.37 –
Vas163 L −17%, better
BL17.9 T·m −6%
Xmax9.5 mm +58%, better
Sensitivity97.2 dB –
No current price
Fs37 Hz −8%
Qts0.39 +8%
Vas236 L +20%, worse
BL15.9 T·m −16%, worse
Xmax6.5 mm +8%
Sensitivity96.6 dB −0.5
Tune the match
Choose the published values that matter to your design. Size stays matched to this driver.
Qts
Qes
VasL
Xmaxmm
BLTm
| Shop | Price | Against the lowest | Stock | Link |
|---|---|---|---|---|
SoundImports Import VAT and duty may apply | £401.87, the lowest price | 2 in stock | Visit shop at SoundImports |
Best price over time
Tracked since 16 May