REDCATT8FIND
£57.77 · 82% less, betterFs70 Hz −73%, better
Qts0.25 +19%, worse
Vas18.2 L +1113%, worse
BL14.3 T·m −49%, worse
Xmax2.2 mm −27%, worse
Sensitivity96 dB −6.4, worse
8-inch LF driver · 400 W
Eighteen Sound 8NM610 8Ω
400–5000 Hz
£327.41
SteadyLean Audio · 1 in stock · All 2 offers
- Fs
- 260Hz
- Xmax
- 3mm
- SPL
- 102dB
- Pe
- 400W
- BL
- 28.3T·m
- Vd
- 66cm³
- Qts
- 0.21
- Vas
- 2L
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
impedance
Impedance response
240 plotted pointsMedium confidence5,430 selected pixels of 5,520
Published graphs
Eighteen Sound 8NM610 is an 8-inch 8 ohm LF driver rated at 400 W RMS. The validated T/S data includes Fs 260 Hz, Qts 0.21, Vas 1.5 L, Xmax 3 mm, sensitivity 102.4 dB, plus 66 cm³ Vd and 1083 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 £327.41.
The published T/S values agree with each other
Thiele/Small
- Fs
- 260Hz
- Qts
- 0.21
- Qes
- 0.24
- Qms
- 1.5
- Vas
- 1.5L
- Re
- 6.5Ω
- Le
- 0.40mH
Motor and cone
- BL
- 28.3T·m
- Sd
- 220cm²
- Mms
- 18g
- Xmax
- 3mm
- Vd †
- 66cm³
Power and response
- Sensitivity †
- 102.4dB
- Manufacturer sensitivity
- 104dB
- Power
- 400W
- Nominal power
- 400W
- Impedance
- 8Ω
- Range
- 400–5000Hz
- EBP †
- 1083 · Leans vented
Size and mounting
- Diameter
- 240mm
- Cutout
- 192mm
- Bolt circle
- 220mm
- Depth
- 113mm
- Weight
- 4.5kg
Other published values
- Power Program
- 600
Sensitivity shows 102.4 dB, calculated from the T/S values. Eighteen Sound publishes 104.0 dB, 1.6 dB apart.
† Calculated by bits from the published values
What this validation status means
Everything else Eighteen Sound lists
LF · Primary · 8″
- BL
- 28.3T·m
- Fs
- 260Hz
- Le
- 0.40mH
- Re
- 6.5Ω
- Sd
- 220cm²
- Mms
- 18g
- Qes
- 0.24
- Qms
- 1.5
- Qts
- 0.21
- SPL
- 102.4dB
- Vas
- 1.5L
- Xmax
- 3mm
- Power
- 400W
- Impedance
- 8Ω
- Sensitivity
- 104dB
- Low limit
- 400Hz
- Nominal power
- 400W
- Power Program
- 600
- Calculated sensitivity †
- 102.4dB
- High limit
- 5000Hz
- Manufacturer sensitivity
- 104dB
- Weight
- 4.5kg
- Diameter
- 240mm
- Depth
- 113mm
- Cutout
- 192mm
- Bolt circle
- 220mm
02
Compare
Same-size drivers, compared with the 8NM610. Clear differences are green when better and red when worse.
This driver8NM610
Best price
£327.41
Fs
260 Hz
Qts
0.21
Vas
1.5 L
BL
28.3 T·m
Xmax
3 mm
Sensitivity
102.4 dB
Power
400 W
LavoceMAF082.00
£74.52 · 77% less, betterFs85 Hz −67%, better
Qts0.20 −5%
Vas11.3 L +653%, worse
BL17.2 T·m −39%, worse
Xmax2.6 mm −13%, worse
Sensitivity97 dB −5.4, worse
B&C8PE21
£95.00 · 71% less, betterFs87 Hz −67%, better
Qts0.19 −10%
Vas13 L +767%, worse
BL16.6 T·m −41%, worse
Xmax2.5 mm −17%, worse
Sensitivity98.3 dB −4.1, worse
Eighteen Sound8M400F
£114.19 · 65% less, betterFs89 Hz −66%, better
Qts0.26 +24%, worse
Vas13.7 L +813%, worse
BL13.1 T·m −54%, worse
Xmax3 mm –
Sensitivity97.4 dB −5, worse
B&C8FW51
£116.87 · 64% less, betterFs74 Hz −72%, better
Qts0.21 –
Vas12 L +700%, worse
BL17.7 T·m −37%, worse
Xmax6 mm +100%, better
Sensitivity95.7 dB −6.7, worse
B&C8NDL64
£122.00 · 63% less, betterFs80 Hz −69%, better
Qts0.25 +19%, worse
Vas9.6 L +540%, worse
BL17.5 T·m −38%, worse
Xmax4.5 mm +50%, better
Sensitivity95 dB −7.4, worse
£132.02 · 60% less, better
Fs20 Hz −92%, better
Qts0.24 +14%, worse
Vas108 L +7100%, worse
BL11.4 T·m −60%, worse
Xmax7 mm +133%, better
Sensitivity87.2 dB −15.2, worse
B&C8MDN51
£136.46 · 58% less, betterFs70 Hz −73%, better
Qts0.20 −5%
Vas16 L +967%, worse
BL15.3 T·m −46%, worse
Xmax6 mm +100%, better
Sensitivity96.2 dB −6.2, worse
Eighteen Sound8NTLW2000
£137.32 · 58% less, betterFs71 Hz −73%, better
Qts0.21 –
Vas13 L +767%, worse
BL17.5 T·m −38%, worse
Xmax4.4 mm +47%, better
Sensitivity95.5 dB −6.9, worse
LavoceWAN082.02
£147.03 · 55% less, betterFs80 Hz −69%, better
Qts0.23 +10%
Vas9.0 L +498%, worse
BL17.8 T·m −37%, worse
Xmax5.8 mm +93%, better
Sensitivity94.7 dB −7.7, worse
Scanspeak18W/8545-01
£149.18 · 54% less, betterFs25 Hz −90%, better
Qts0.20 −5%
Vas68.6 L +4473%, worse
BL8.4 T·m −70%, worse
Xmax6.5 mm +117%, better
Sensitivity88.9 dB −13.5, worse
SB AcousticsMW19P-4
£165.40 · 49% less, betterFs29 Hz −89%, better
Qts0.24 +14%, worse
Vas61 L +3967%, worse
BL6.5 T·m −77%, worse
Xmax6.8 mm +127%, better
Sensitivity89.6 dB −12.8, worse
SB AcousticsMW19PNW-4
£168.40 · 49% less, betterFs29 Hz −89%, better
Qts0.24 +14%, worse
Vas61 L +3967%, worse
BL6.5 T·m −77%, worse
Xmax6.8 mm +127%, better
Sensitivity89.6 dB −12.8, worse
Beyma8MC300ND
£175.84 · 46% less, betterFs62 Hz −76%, better
Qts0.22 +5%
Vas18 L +1100%, worse
BL16 T·m −43%, worse
Xmax6 mm +100%, better
Sensitivity94.6 dB −7.8, worse
PRV Audio8MB700FT-NDY-4
£178.31 · 46% less, betterFs60 Hz −77%, better
Qts0.22 +5%
Vas25.0 L +1565%, worse
BL11.3 T·m −60%, worse
Xmax3.8 mm +25%, better
Sensitivity95.5 dB −6.9, worse
B&C8NSM64
£207.37 · 37% less, betterFs245 Hz −6%
Qts0.34 +62%, worse
Vas1.5 L –
BL22 T·m −22%, worse
Xmax2 mm −33%, worse
Sensitivity100 dB −2.4, worse
Scanspeak22W/4851T00
£293.02 · 11% less, betterFs21 Hz −92%, better
Qts0.22 +5%
Vas126 L +8300%, worse
BL8.2 T·m −71%, worse
Xmax9 mm +200%, better
Sensitivity89.1 dB −13.3, worse
AccutonC173-6-096
£837.27 · 156% more, worseFs50 Hz −81%, better
Qts0.22 +5%
Vas17.0 L +1033%, worse
BL11.4 T·m −60%, worse
Xmax5 mm +67%, better
Sensitivity91.5 dB −10.9, worse
Oberton8M150
No current priceFs68 Hz −74%, better
Qts0.22 +3%
Vas21.6 L +1341%, worse
BL11.6 T·m −59%, worse
Xmax3.3 mm +8%
Sensitivity96.9 dB −5.5, worse
No photo
PHL Audio2513NDU
No current priceFs70 Hz −73%, better
Qts0.23 +10%
Vas12.5 L +733%, worse
BL24 T·m −15%, worse
Xmax4 mm +33%, better
Sensitivity94.5 dB −7.9, worse
Oberton8M250
No current priceFs74 Hz −71%, better
Qts0.20 −4%
Vas15.6 L +942%, worse
BL13.7 T·m −52%, worse
Xmax2.8 mm −8%
Sensitivity97 dB −5.4, worse
CelestionNTR08-2009D
No current priceFs71 Hz −73%, better
Qts0.21 –
Vas11.7 L +677%, worse
BL18.0 T·m −36%, worse
Xmax6.5 mm +117%, better
Sensitivity94.6 dB −7.8, worse
No photo
PHL Audio2513NDS
No current priceFs71 Hz −73%, better
Qts0.18 −14%, better
Vas12.2 L +713%, worse
BL27.5 T·m –
Xmax4 mm +33%, better
Sensitivity95.6 dB −6.8, worse
LavoceWAF082.01
No current priceFs76 Hz −71%, better
Qts0.21 –
Vas10.2 L +581%, worse
BL17.9 T·m −37%, worse
Xmax5.8 mm +93%, better
Sensitivity95.1 dB −7.3, worse
No photo
PHL Audio2510
No current priceFs72 Hz −72%, better
Qts0.24 +14%, worse
Vas13.3 L +787%, worse
BL23 T·m −19%, worse
Xmax4 mm +33%, better
Sensitivity95 dB −7.4, worse
Acoustic EleganceTD8M-8
No current priceFs76 Hz −71%, better
Qts0.26 +24%, worse
Vas11.3 L +652%, worse
BL15.5 T·m −45%, worse
Xmax3 mm –
Sensitivity94.6 dB −7.8, worse
B&C8CLA64
No current priceFs71 Hz −73%, better
Qts0.24 +14%, worse
Vas12.5 L +733%, worse
BL16.4 T·m −42%, worse
Xmax5.3 mm +77%, better
Sensitivity94.6 dB −7.8, worse
Oberton8NM250V2
No current priceFs68 Hz −74%, better
Qts0.25 +20%, worse
Vas8.4 L +459%, worse
BL21.3 T·m −25%, worse
Xmax4 mm +33%, better
Sensitivity92.1 dB −10.3, worse
Oberton8NB201
No current priceFs71 Hz −73%, better
Qts0.24 +17%, worse
Vas12.5 L +736%, worse
BL14.4 T·m −49%, worse
Xmax5.3 mm +75%, better
Sensitivity94.4 dB −8, worse
Oberton8NM201
No current priceFs103 Hz −60%, better
Qts0.29 +36%, worse
Vas8.1 L +438%, worse
BL13.7 T·m −52%, worse
Xmax2.8 mm −8%
Sensitivity96.8 dB −5.6, worse
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 |
|---|---|---|---|---|
Lean Audio | £327.41, the lowest price | 1 in stock | Visit shop at Lean Audio |
Best price over time
Tracked since 1 Apr