REDCATT81FHW
£28.47Fs39 Hz −54%, better
Qts0.52 +8%
Vas21.5 L +14%, worse
BL8.3 T·m +9%
Xmax6.1 mm +74%, better
Sensitivity85.5 dB −10.2, worse
8-inch LF driver · MT series · 51 mm voice coil
PRV Audio MT8CX680CF-NDY-4 4Ω
4 Ω
No current price
- Fs
- 84Hz
- Xmax
- 3.5mm
- SPL
- 96dB
- Pe
- –
- BL
- 7.6T·m
- Vd
- 87cm³
- Qts
- 0.48
- Vas
- 19L
PRV Audio MT8CX680CF-NDY-4 is an 8-inch 4 ohm LF driver. The validated T/S data includes Fs 84 Hz, Qts 0.48, Vas 18.9 L, Xmax 3.5 mm, sensitivity 95.7 dB, plus 87 cm³ Vd and 172 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
- 84Hz
- Qts
- 0.48
- Qes
- 0.49
- Qms
- 14.4
- Vas
- 18.9L
- Re
- 3.3Ω
- Le
- 0.20mH
Motor and cone
- BL
- 7.6T·m
- Sd
- 248cm²
- Mms
- 16g
- Xmax
- 3.5mm
- Vd †
- 87cm³
- Voice coil
- 51mm
Power and response
- Sensitivity †
- 95.7dB
- Manufacturer sensitivity
- 96dB
- Impedance
- 4Ω
- Crossover
- 90Hz
- EBP †
- 172 · Leans vented
Size and mounting
- Diameter
- 205.5mm
- Cutout
- 185.3mm
- Depth
- 141.5mm
- Weight
- 2.1kg
Other published values
- Cms
- 0.22mm/N
Other dimensions
- Mounting Depth
- 111.5
Excursion and motor values come from the LF section; the frequency range spans every section.
† Calculated by bits from the published values
What this validation status means
Components and manufacturer details
LF · Primary
- BL
- 7.6T·m
- Fs
- 84Hz
- Le
- 0.20mH
- Re
- 3.3Ω
- Sd
- 248cm²
- Cms
- 0.22mm/N
- Mms
- 16g
- Qes
- 0.49
- Qms
- 14.4
- Qts
- 0.48
- SPL
- 95.7dB
- Vas
- 18.9L
- Xmax
- 3.5mm
- Impedance
- 4Ω
- Sensitivity
- 96dB
- Calculated sensitivity †
- 95.7dB
- Manufacturer sensitivity
- 96dB
- Voice coil
- 51mm
- Crossover
- 90Hz
- Weight
- 2.1kg
- Diameter
- 205.5mm
- Depth
- 141.5mm
- Mounting Depth
- 111.5
- Cutout
- 185.3mm
02
Compare
Same-size drivers, compared with the MT8CX680CF-NDY-4. Clear differences are green when better and red when worse.
This driverMT8CX680CF-NDY-4
Best price
–
Fs
84 Hz
Qts
0.48
Vas
18.9 L
BL
7.6 T·m
Xmax
3.5 mm
Sensitivity
95.7 dB
Power
–
Dayton AudioPCS8-4
£29.91Fs43 Hz −49%, better
Qts0.49 –
Vas20.5 L +8%
BL8.4 T·m +11%, better
Xmax5 mm +43%, better
Sensitivity86.7 dB −9, worse
FaitalPRO8FE200
£33.72Fs80 Hz −5%
Qts0.45 −6%
Vas15.8 L −16%, better
BL7 T·m −8%
Xmax4.6 mm +32%, better
Sensitivity94.4 dB −1.3
PRV Audio8MR500-4
£37.34Fs78 Hz −7%
Qts0.46 −4%
Vas20.8 L +10%, worse
BL6.5 T·m −15%, worse
Xmax3.3 mm −7%
Sensitivity95.2 dB −0.5
Dayton AudioMB820-8
£37.39Fs69 Hz −18%, better
Qts0.46 −4%
Vas15.8 L −17%, better
BL9.6 T·m +27%, better
Xmax4 mm +14%, better
Sensitivity92 dB −3.7, worse
SB AcousticsSB20FRPC30-8
£37.67Fs39 Hz −53%, better
Qts0.45 −6%
Vas66.3 L +251%, worse
BL7.2 T·m −6%
Xmax4.1 mm +17%, better
Sensitivity91.4 dB −4.3, worse
Dayton AudioPA200-8
£44.87Fs55 Hz −34%, better
Qts0.48 –
Vas26.6 L +41%, worse
BL9.3 T·m +23%, better
Xmax3 mm −14%, worse
Sensitivity91.5 dB −4.2, worse
EminenceALPHA-8A
£54.66Fs73 Hz −13%, better
Qts0.59 +23%, worse
Vas17.7 L −6%
BL7.8 T·m +3%
Xmax3.2 mm −9%
Sensitivity92.1 dB −3.6, worse
Scanspeak18W/8434G00
£57.57Fs50 Hz −41%, better
Qts0.43 −10%, better
Vas19.5 L +3%
BL7.2 T·m −5%
Xmax4.2 mm +20%, better
Sensitivity89.3 dB −6.4, worse
Scanspeak18W/8424G00
£57.77Fs54 Hz −36%, better
Qts0.45 −6%
Vas20.3 L +7%
BL6.6 T·m −13%, worse
Xmax2.6 mm −26%, worse
Sensitivity90 dB −5.7, worse
CIAREHW172
£62.80Fs46 Hz −45%, better
Qts0.37 −23%, better
Vas20 L +6%
BL7.6 T·m –
Xmax4.5 mm +29%, better
Sensitivity88.4 dB −7.3, worse
CIARECME200
£67.27Fs76 Hz −10%
Qts0.37 −23%, better
Vas18 L −5%
BL7.3 T·m −4%
Xmax3.5 mm –
Sensitivity95.1 dB −0.6
Beyma8MI100
£73.79Fs90 Hz +7%
Qts0.45 −6%
Vas12 L −37%, better
BL11.5 T·m +52%, better
Xmax3 mm −14%, worse
Sensitivity94.6 dB −1.1
FaitalPRO8PR200
£99.14Fs60 Hz −29%, better
Qts0.46 −4%
Vas16.1 L −15%, better
BL15.5 T·m +105%, better
Xmax8.7 mm +147%, better
Sensitivity90.5 dB −5.2, worse
WavecorSW215WA01
£146.45Fs33 Hz −61%, better
Qts0.49 –
Vas26 L +38%, worse
BL8.4 T·m +12%, better
Xmax10 mm +186%, better
Sensitivity84.7 dB −11, worse
Dayton AudioE180HE-44
£159.01Fs35 Hz −58%, better
Qts0.46 −4%
Vas16.1 L −15%, better
BL9.6 T·m +27%, better
Xmax14.7 mm +320%, better
Sensitivity83.1 dB −12.6, worse
WavecorSW182BD03
£161.18Fs35 Hz −58%, better
Qts0.44 −8%
Vas12.7 L −33%, better
BL7.6 T·m –
Xmax7 mm +100%, better
Sensitivity82.9 dB −12.8, worse
PRV Audio8MR400
No current priceFs78 Hz −7%
Qts0.52 +8%
Vas20.2 L +7%
BL8.2 T·m +8%
Xmax4 mm +14%, better
Sensitivity94.4 dB −1.3
PRV Audio8MR360-4
No current priceFs98 Hz +16%, worse
Qts0.51 +6%
Vas14.4 L −24%, better
BL6.8 T·m −10%
Xmax4 mm +14%, better
Sensitivity96.1 dB –
CIARECM200N
No current priceFs94 Hz +12%, worse
Qts0.46 −4%
Vas8.8 L −53%, better
BL8.6 T·m +13%, better
Xmax3.8 mm +9%
Sensitivity93.5 dB −2.2, worse
PRV Audio8MR360
No current priceFs91 Hz +8%
Qts0.56 +17%, worse
Vas18.5 L –
BL8.3 T·m +10%
Xmax4 mm +14%, better
Sensitivity95.8 dB –
FaitalPRO8PR155
No current priceFs85 Hz –
Qts0.46 −4%
Vas10.6 L −44%, better
BL18.1 T·m +139%, better
Xmax3.6 mm –
Sensitivity93.3 dB −2.4, worse
LavoceNBASS08-20
No current priceFs55 Hz −35%, better
Qts0.48 –
Vas18.4 L –
BL11.3 T·m +50%, better
Xmax6.5 mm +86%, better
Sensitivity89.9 dB −5.8, worse
CIARECME201
No current priceFs60 Hz −29%, better
Qts0.40 −17%, better
Vas21.5 L +14%, worse
BL7.5 T·m –
Xmax4.5 mm +29%, better
Sensitivity92.3 dB −3.4, worse
Tang BandW8-750C
No current priceFs30 Hz −64%, better
Qts0.43 −10%, better
Vas57.0 L +202%, worse
BL8.4 T·m +11%, better
Xmax3.9 mm +11%, better
Sensitivity86.9 dB −8.8, worse
LavoceCPF082.00K
No current priceFs93 Hz +10%, worse
Qts0.46 −4%
Vas11.1 L −41%, better
BL10.9 T·m +44%, better
Xmax3.3 mm −6%
Sensitivity94.4 dB −1.3
Tang BandW8-670T
No current priceFs40 Hz −52%, better
Qts0.45 −6%
Vas23.3 L +23%, worse
BL9.4 T·m +25%, better
Xmax7.8 mm +124%, better
Sensitivity86.9 dB −8.8, worse
Cube AudioF8 NEO V2
No current priceFs39 Hz −54%, better
Qts0.47 –
Vas45 L +138%, worse
BL9.5 T·m +25%, better
Xmax3 mm −14%, worse
Sensitivity89.5 dB −6.2, worse
P.Audio8NT-65MB
No current priceFs75 Hz −11%, better
Qts0.46 −4%
Vas7.7 L −59%, better
BL15.4 T·m +103%, better
Xmax3.8 mm +7%
Sensitivity90.2 dB −5.5, worse
PRV Audio8MR500-NDY-4
No current priceFs79 Hz −7%
Qts0.54 +13%, worse
Vas24.3 L +29%, worse
BL6.0 T·m −20%, worse
Xmax3 mm −14%, worse
Sensitivity95.2 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
No current price found. Pricing may appear after the next vendor refresh.