EminenceKAPPA-12A
£152.57Fs45 Hz +137%, worse
Qts0.27 +8%
Vas112.1 L −67%, better
BL15.2 T·m +9%
Xmax3.2 mm −63%, worse
Sensitivity97.6 dB +6, better
12-inch LF driver · Flexunits series · 250 W
Audio Technology 12 D 77 25 10 KAP 8Ω
8 Ω
No current price
- Fs
- 19Hz
- Xmax
- 8.6mm
- SPL
- 92dB
- Pe
- 250W
- BL
- 14T·m
- Vd
- 443cm³
- Qts
- 0.25
- Vas
- 340L
Audio Technology 12 D 77 25 10 KAP is a 12-inch 8 ohm LF driver rated at 250 W RMS. The validated T/S data includes Fs 19 Hz, Qts 0.25, Vas 340 L, Xmax 8.6 mm, sensitivity 91.6 dB, plus 443 cm³ Vd and 73 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
- 19Hz
- Qts
- 0.25
- Qes
- 0.26
- Qms
- 5.5
- Vas
- 340L
- Re
- 5.5Ω
- Le
- 1.05mH
Motor and cone
- BL
- 14T·m
- Sd
- 515cm²
- Mms
- 78g
- Xmax
- 8.6mm
- Vd †
- 443cm³
Power and response
- Sensitivity †
- 91.6dB
- Manufacturer sensitivity
- 91.5dB
- Power
- 250W
- Impedance
- 8Ω
- EBP †
- 73 · Sealed or vented
Other published values
- Cms
- 0.90mm/N
- Rms
- 1.69kg/s
- Xmech
- 48
† Calculated by bits from the published values
What this validation status means
Everything else Audio Technology lists
LF · Primary · 12″
- BL
- 14T·m
- Fs
- 19Hz
- Le
- 1.05mH
- Re
- 5.5Ω
- Sd
- 515cm²
- Cms
- 0.90mm/N
- Mms
- 78g
- Qes
- 0.26
- Qms
- 5.5
- Qts
- 0.25
- Rms
- 1.69kg/s
- SPL
- 91.6dB
- Vas
- 340L
- Xmax
- 8.6mm
- Xmech
- 48
- Power
- 250W
- Impedance
- 8Ω
- Sensitivity
- 91.5dB
- Calculated sensitivity †
- 91.6dB
- Manufacturer sensitivity
- 91.5dB
02
Compare
Same-size drivers, compared with the 12 D 77 25 10 KAP. Clear differences are green when better and red when worse.
This driver12 D 77 25 10 KAP
Best price
–
Fs
19 Hz
Qts
0.25
Vas
340 L
BL
14 T·m
Xmax
8.6 mm
Sensitivity
91.6 dB
Power
250 W
FaitalPRO12FH510
£163.54Fs45 Hz +137%, worse
Qts0.24 −4%
Vas81.3 L −76%, better
BL18.9 T·m +35%, better
Xmax7.5 mm −13%, worse
Sensitivity96.7 dB +5.1, better
FaitalPRO12FH530
£177.15Fs45 Hz +137%, worse
Qts0.26 +4%
Vas74.1 L −78%, better
BL18.9 T·m +35%, better
Xmax7.5 mm −13%, worse
Sensitivity96 dB +4.4, better
FaitalPRO12FH500
£180.28Fs45 Hz +137%, worse
Qts0.25 –
Vas87.3 L −74%, better
BL17.5 T·m +25%, better
Xmax7.5 mm −13%, worse
Sensitivity96.9 dB +5.3, better
B&C12TBX100
£201.73Fs42 Hz +121%, worse
Qts0.26 +4%
Vas37.5 L −89%, better
BL25.5 T·m +82%, better
Xmax9 mm +5%
Sensitivity92.2 dB +0.6
BMS12S330
£204.98Fs29 Hz +51%, worse
Qts0.24 −4%
Vas85.5 L −75%, better
BL23 T·m +64%, better
Xmax8 mm −7%
Sensitivity91.1 dB −0.5
B&C12NDL88
£211.05Fs51 Hz +168%, worse
Qts0.27 +8%
Vas52 L −85%, better
BL19.9 T·m +42%, better
Xmax8 mm −7%
Sensitivity95.8 dB +4.2, better
Beyma12MC700ND
£217.96Fs51 Hz +168%, worse
Qts0.24 −4%
Vas58 L −83%, better
BL21.6 T·m +54%, better
Xmax7 mm −19%, worse
Sensitivity96.7 dB +5.1, better
Eighteen Sound12NDA520
£230.40Fs50 Hz +163%, worse
Qts0.27 +8%
Vas111 L −67%, better
BL14.4 T·m –
Xmax4 mm −53%, worse
Sensitivity99 dB +7.4, better
FaitalPRO12HP1020
£235.63Fs55 Hz +189%, worse
Qts0.27 +8%
Vas38.6 L −89%, better
BL24.3 T·m +74%, better
Xmax9 mm +5%
Sensitivity95.6 dB +4, better
FaitalPRO12FX600
£247.20Fs48 Hz +153%, worse
Qts0.24 −4%
Vas44.4 L −87%, better
BL25.3 T·m +81%, better
Xmax9.9 mm +15%, better
Sensitivity95 dB +3.4, better
SB AcousticsWO34HC-4
£279.42Fs20 Hz +5%
Qts0.23 −8%
Vas233 L −31%, better
BL15.1 T·m +8%
Xmax16.6 mm +93%, better
Sensitivity90.8 dB −0.8
Beyma12P1000ND
£305.27Fs47 Hz +147%, worse
Qts0.26 +4%
Vas49 L −86%, better
BL23.5 T·m +68%, better
Xmax8 mm −7%
Sensitivity94.8 dB +3.2, better
Sica12 S 4 PL
£338.19Fs40 Hz +113%, worse
Qts0.25 –
Vas57 L −83%, better
BL23.5 T·m +68%, better
Xmax7.5 mm −13%, worse
Sensitivity93.6 dB +2, better
Scanspeak28W/4878T01
£593.28Fs23 Hz +21%, worse
Qts0.26 +4%
Vas104 L −69%, better
BL12 T·m −14%, worse
Xmax7 mm −19%, worse
Sensitivity88.7 dB −2.9, worse
Scanspeak32W/4878T01
£593.28Fs23 Hz +21%, worse
Qts0.28 +12%, worse
Vas170 L −50%, better
BL13 T·m −7%
Xmax7 mm −19%, worse
Sensitivity90.4 dB −1.2
Scanspeak32W/8878T11
£652.61Fs21 Hz +11%, worse
Qts0.26 +4%
Vas235 L −31%, better
BL16.5 T·m +18%, better
Xmax7.5 mm −13%, worse
Sensitivity90.9 dB −0.7
Scanspeak32W/4878T11
£652.61Fs24 Hz +26%, worse
Qts0.21 −16%, better
Vas185 L −46%, better
BL14 T·m –
Xmax7 mm −19%, worse
Sensitivity92.7 dB +1.1
CelestionFTR12-4075F
No current priceFs37 Hz +95%, worse
Qts0.27 +9%
Vas89.2 L −74%, better
BL12.6 T·m −10%, worse
Xmax9 mm +5%
Sensitivity94 dB +2.4, better
Audio Technology12 B 77 25 10
No current priceFs25 Hz +32%, worse
Qts0.30 +20%, worse
Vas250 L −26%, better
BL12.4 T·m −11%, worse
Xmax8.6 mm –
Sensitivity92.6 dB +1
Acoustic EleganceTD12H-4
No current priceFs27 Hz +41%, worse
Qts0.23 −8%
Vas160 L −53%, better
BL14.4 T·m –
Xmax14 mm +63%, better
Sensitivity92.9 dB +1.3
Sica12 PFS 4
No current priceFs39 Hz +105%, worse
Qts0.26 +4%
Vas55.6 L −84%, better
BL23.9 T·m +71%, better
Xmax9 mm +5%
Sensitivity92.9 dB +1.3
BMS12S302
No current priceFs45 Hz +137%, worse
Qts0.25 –
Vas65 L −81%, better
BL15.7 T·m +12%, better
Xmax4.5 mm −48%, worse
Sensitivity95.5 dB +3.9, better
PRV Audio12MB1000FT-4
No current priceFs46 Hz +140%, worse
Qts0.27 +8%
Vas95.5 L −72%, better
BL14.5 T·m +4%
Xmax6.1 mm −29%, worse
Sensitivity97.1 dB +5.5, better
Oberton12L300
No current priceFs54 Hz +183%, worse
Qts0.25 –
Vas79.6 L −77%, better
BL16.8 T·m +20%, better
Xmax3.3 mm −62%, worse
Sensitivity98.8 dB +7.2, better
Acoustic EleganceTD12M-8
No current priceFs38 Hz +101%, worse
Qts0.25 –
Vas140 L −59%, better
BL17 T·m +21%, better
Xmax6 mm −30%, worse
Sensitivity96.6 dB +5, better
Acoustic EleganceTD12M-4
No current priceFs38 Hz +101%, worse
Qts0.25 –
Vas140 L −59%, better
BL11.9 T·m −15%, worse
Xmax6 mm −30%, worse
Sensitivity96.3 dB +4.7, better
Precision DevicesPD.124NR1-LR
No current priceFs45 Hz +137%, worse
Qts0.23 −10%
Vas78 L −77%, better
BL22 T·m +57%, better
Xmax8.5 mm –
Sensitivity96.9 dB +5.3, better
Sica12 K 4 PL
No current priceFs49 Hz +155%, worse
Qts0.25 –
Vas47.4 L −86%, better
BL22.9 T·m +63%, better
Xmax7 mm −19%, worse
Sensitivity95 dB +3.4, better
Oberton12B450
No current priceFs46 Hz +144%, worse
Qts0.23 −6%
Vas71.8 L −79%, better
BL19.3 T·m +38%, better
Xmax7.8 mm −10%
Sensitivity96.7 dB +5.1, 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.