Eighteen Sound design
12" 2-WAY point source
- Drivers
- 1 × 12NTLW3500, 4 Ω1 × 12NTLW3500, 8 Ωor 12NW350, 4 Ω
12-inch LF driver · 900 W
Eighteen Sound 12NTLW3500 4Ω
50–3000 Hz
No price for delivery to the UK
- Fs
- 54Hz
- Xmax
- 8.3mm
- SPL
- 95dB
- Pe
- 900W
- BL
- 16.3T·m
- Vd
- 441cm³
- Qts
- 0.33
- Vas
- 41L
Published graphs
Eighteen Sound 12NTLW3500 is a 12-inch 4 ohm LF driver rated at 900 W RMS. The validated T/S data includes Fs 54 Hz, Qts 0.33, Vas 41 L, Xmax 8.3 mm, sensitivity 94.8 dB, plus 441 cm³ Vd and 159 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 £285.00.
The published T/S values agree with each other
Thiele/Small
- Fs
- 54Hz
- Qts
- 0.33
- Qes
- 0.34
- Qms
- 13.1
- Vas
- 41L
- Re
- 3.1Ω
- Le
- 0.29mH
Motor and cone
- BL
- 16.3T·m
- Sd
- 531cm²
- Mms
- 85g
- Xmax
- 8.3mm
- Vd †
- 441cm³
Power and response
- Sensitivity †
- 94.8dB
- Manufacturer sensitivity
- 97dB
- Power
- 900W
- Nominal power
- 900W
- Impedance
- 4Ω
- Range
- 50–3000Hz
- EBP †
- 159 · Leans vented
Size and mounting
- Diameter
- 310mm
- Cutout
- 282mm
- Bolt circle
- 295mm
- Depth
- 193mm
- Weight
- 4.7kg
Other published values
- Power Program
- 1800
Sensitivity shows 94.8 dB, calculated from the T/S values. Eighteen Sound publishes 97.0 dB, 2.2 dB apart.
† Calculated by bits from the published values
What this validation status means
Everything else Eighteen Sound lists
LF · Primary · 12″
- BL
- 16.3T·m
- Fs
- 54Hz
- Le
- 0.29mH
- Re
- 3.1Ω
- Sd
- 531cm²
- Mms
- 85g
- Qes
- 0.34
- Qms
- 13.1
- Qts
- 0.33
- SPL
- 94.8dB
- Vas
- 41L
- Xmax
- 8.3mm
- Power
- 900W
- Impedance
- 4Ω
- Sensitivity
- 97dB
- Low limit
- 50Hz
- Nominal power
- 900W
- Power Program
- 1800
- Calculated sensitivity †
- 94.8dB
- High limit
- 3000Hz
- Manufacturer sensitivity
- 97dB
- Weight
- 4.7kg
- Diameter
- 310mm
- Depth
- 193mm
- Cutout
- 282mm
- Bolt circle
- 295mm
02
Designs
Cabinets for the 12NTLW3500: a design and a suggested box from Eighteen Sound.
All 12NTLW3500 designsHow we find designsEighteen Sound’s design
From the maker, with plans to download
Eighteen Sound’s suggested box
From Eighteen Sound’s 12NTLW3500 page
- Net volume
- 50L
- Tuning
- 58Hz
Eighteen Sound gives the volume and tuning; the port is sized for the driver when you open it.
Modelling the box in 00 Simulator…
03
Compare
Same-size drivers, compared with the 12NTLW3500. Clear differences are green when better and red when worse.
This driver12NTLW3500
Best price
£285.00
Fs
54 Hz
Qts
0.33
Vas
41 L
BL
16.3 T·m
Xmax
8.3 mm
Sensitivity
94.8 dB
Power
900 W
CelestionFTR12-3070C
£132.89 · 53% less, betterFs65 Hz +21%, worse
Qts0.32 –
Vas43.7 L +7%
BL18.6 T·m +14%, better
Xmax5.5 mm −34%, worse
Sensitivity97.3 dB +2.5, better
Beyma12MCS500
£134.46 · 53% less, betterFs57 Hz +6%
Qts0.36 +9%
Vas57 L +39%, worse
BL17.6 T·m +8%
Xmax8 mm −4%
Sensitivity96.5 dB +1.7
B&C12PLB100
£143.50 · 50% less, betterFs50 Hz −7%
Qts0.37 +12%, worse
Vas47 L +15%, worse
BL18.4 T·m +13%, better
Xmax9 mm +8%
Sensitivity93.9 dB −0.9
Beyma12MC500
£150.59 · 47% less, betterFs57 Hz +6%
Qts0.34 +3%
Vas57 L +39%, worse
BL18.3 T·m +12%, better
Xmax8 mm −4%
Sensitivity96.8 dB +2, better
B&C12FW88
£163.69 · 43% less, betterFs53 Hz –
Qts0.33 –
Vas45.7 L +11%, worse
BL19.5 T·m +20%, better
Xmax8 mm −4%
Sensitivity94.9 dB –
EminenceKAPPALITE 3012LF
£175.00 · 39% less, betterFs37 Hz −31%, better
Qts0.32 −3%
Vas106.7 L +160%, worse
BL16.7 T·m –
Xmax9.1 mm +10%
Sensitivity94 dB −0.8
FaitalPRO12HP1010
£191.59 · 33% less, betterFs45 Hz −17%, better
Qts0.34 +3%
Vas56.5 L +38%, worse
BL19.8 T·m +21%, better
Xmax9.3 mm +11%, better
Sensitivity93.7 dB −1.1
ETON12-612/C8/62 RP
£208.90 · 27% less, betterFs30 Hz −44%, better
Qts0.32 −3%
Vas134 L +227%, worse
BL15.7 T·m −4%
Xmax8.5 mm –
Sensitivity92.3 dB −2.5, worse
B&C12FG100
£227.46 · 20% less, betterFs34 Hz −37%, better
Qts0.32 −3%
Vas53 L +29%, worse
BL17.2 T·m +6%
Xmax10.3 mm +24%, better
Sensitivity89.9 dB −4.9, worse
Eighteen Sound12NW530
£228.40 · 20% less, betterFs55 Hz –
Qts0.37 +12%, worse
Vas36 L −12%, better
BL19.7 T·m +21%, better
Xmax8 mm −4%
Sensitivity94 dB −0.8
B&C12BG100
£242.65 · 15% less, betterFs39 Hz −28%, better
Qts0.33 –
Vas41 L –
BL23 T·m +41%, better
Xmax10.5 mm +27%, better
Sensitivity90.4 dB −4.4, worse
Eighteen Sound12LW1400
£260.72 · 9% less, betterFs45 Hz −17%, better
Qts0.30 −9%
Vas55 L +34%, worse
BL20 T·m +23%, better
Xmax8.3 mm –
Sensitivity94 dB −0.8
BMS12N630
£283.33 · Same priceFs29 Hz −47%, better
Qts0.33 –
Vas85.5 L +109%, worse
BL19.8 T·m +21%, better
Xmax8 mm −4%
Sensitivity89.6 dB −5.2, worse
Scanspeak32W/8878T01
£585.00 · 105% more, worseFs19 Hz −65%, better
Qts0.33 –
Vas234 L +471%, worse
BL15.6 T·m −4%
Xmax7.5 mm −10%
Sensitivity88.7 dB −6.1, worse
Scanspeak28W/8878T01
£585.00 · 105% more, worseFs22 Hz −59%, better
Qts0.31 −6%
Vas116 L +183%, worse
BL14.9 T·m −9%
Xmax7.5 mm −10%
Sensitivity87.8 dB −7, worse
Eighteen Sound12LW801
No current priceFs54 Hz –
Qts0.33 –
Vas41 L –
BL20.3 T·m +25%, better
Xmax8 mm −4%
Sensitivity94.8 dB –
Eighteen Sound12NW350
No current priceFs54 Hz –
Qts0.34 +3%
Vas46 L +12%, worse
BL19.2 T·m +18%, better
Xmax8.3 mm –
Sensitivity95.2 dB –
CelestionCF1230F
No current priceFs57 Hz +5%
Qts0.32 −4%
Vas49.6 L +21%, worse
BL18.3 T·m +12%, better
Xmax7.5 mm −10%
Sensitivity96.2 dB +1.4
Eighteen Sound12NTLX3500
No current priceFs39 Hz −28%, better
Qts0.33 –
Vas79.6 L +94%, worse
BL17.1 T·m +5%
Xmax7.9 mm −5%
Sensitivity93.3 dB −1.5
Precision DevicesPD.124NR1
No current priceFs58 Hz +7%
Qts0.35 +6%
Vas49 L +20%, worse
BL19.2 T·m +18%, better
Xmax8.5 mm –
Sensitivity96.2 dB +1.4
Eighteen Sound12NTLW2500
No current priceFs52 Hz −4%
Qts0.31 −6%
Vas52.7 L +29%, worse
BL14.4 T·m −12%, worse
Xmax7.6 mm −8%
Sensitivity95.7 dB +0.9
PeerlessNCP-1230R01-08
No current priceFs63 Hz +17%, worse
Qts0.37 +12%, worse
Vas46.3 L +13%, worse
BL18.1 T·m +11%, better
Xmax7.9 mm −4%
Sensitivity96.7 dB +1.9
Eighteen Sound12NTLS3500
No current priceFs41 Hz −24%, better
Qts0.34 +3%
Vas63 L +54%, worse
BL14.5 T·m −11%, worse
Xmax7.9 mm −5%
Sensitivity92.8 dB −2, worse
Oberton12NB601
No current priceFs50 Hz −7%
Qts0.30 −8%
Vas38.7 L −6%
BL22.9 T·m +41%, better
Xmax8.8 mm +5%
Sensitivity94 dB −0.8
REDCATT125FPM
No current priceFs63 Hz +16%, worse
Qts0.31 −7%
Vas47.8 L +17%, worse
BL17.2 T·m +6%
Xmax2.5 mm −69%, worse
Sensitivity97.7 dB +2.9, better
Sica12 S 3 PL
No current priceFs42 Hz −22%, better
Qts0.34 +3%
Vas76.9 L +88%, worse
BL16.8 T·m +3%
Xmax7 mm −16%, worse
Sensitivity94 dB −0.8
Sica12 SR 4 CP
No current priceFs38 Hz −30%, better
Qts0.30 −9%
Vas41.7 L –
BL24 T·m +47%, better
Xmax9 mm +8%
Sensitivity90.7 dB −4.1, worse
Eighteen Sound12MB606
No current priceFs50 Hz −7%
Qts0.32 −3%
Vas84 L +105%, worse
BL16 T·m –
Xmax6.5 mm −22%, worse
Sensitivity96.9 dB +2.1, better
Oberton12NMB35
No current priceFs54 Hz –
Qts0.36 +9%
Vas54.3 L +32%, worse
BL17 T·m +4%
Xmax6.8 mm −19%, worse
Sensitivity95.7 dB +0.9
CelestionCNX1230
No current priceFs54 Hz –
Qts0.34 –
Vas68.4 L +67%, worse
BL16.3 T·m –
Xmax6.5 mm −22%, worse
Sensitivity96.8 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
| Shop | Price | Against the lowest | Stock | Link |
|---|---|---|---|---|
Lean Audio | £297.10 | Back order | Visit shop at Lean Audio |