B&C18PS76
£163.07Fs39 Hz –
Qts0.27 –
Vas207 L +103%, worse
BL25.8 T·m −13%, worse
Xmax7 mm −18%, worse
Sensitivity98.3 dB +3.4, better
18-inch LF driver · PD series · 102 mm voice coil · 1,000 W
Precision Devices PD.184NR1 8Ω
8 Ω · 30–800 Hz
No current price
- Fs
- 38Hz
- Xmax
- 8.5mm
- SPL
- 95dB
- Pe
- 1000W
- BL
- 29.5T·m
- Vd
- 989cm³
- Qts
- 0.27
- Vas
- 102L
Precision Devices PD.184NR1 is an 18-inch 8 ohm LF driver rated at 1000 W RMS. The validated T/S data includes Fs 38 Hz, Qts 0.27, Vas 102 L, Xmax 8.5 mm, sensitivity 94.9 dB, plus 989 cm³ Vd and 131 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
- 38Hz
- Qts
- 0.27
- Qes
- 0.29
- Qms
- 6.2
- Vas
- 102L
- Re
- 5.4Ω
- Le
- 1.89mH
Motor and cone
- BL
- 29.5T·m
- Sd
- 1164cm²
- Mms
- 216g
- Xmax
- 8.5mm
- Vd †
- 989cm³
- Voice coil
- 102mm
- Flux density
- 1.18T
Power and response
- Sensitivity †
- 94.9dB
- Manufacturer sensitivity
- 99dB
- Power
- 1000W
- Impedance
- 8Ω
- Range
- 30–800Hz
- EBP †
- 131 · Leans vented
Size and mounting
- Diameter
- 474mm
- Cutout
- 415mm
- Bolt circle
- 456mm
- Depth
- 200mm
- Weight
- 9.8kg
Other published values
- Cms
- 0.10mm/N
- Power Peak
- 4000
Sensitivity shows 94.9 dB, calculated from the T/S values. Precision Devices publishes 99.0 dB, 4.1 dB apart.
† Calculated by bits from the published values
What this validation status means
Everything else Precision Devices lists
LF · Primary · 18″
- BL
- 29.5T·m
- Fs
- 38Hz
- Le
- 1.89mH
- Re
- 5.4Ω
- Sd
- 1164cm²
- Cms
- 0.10mm/N
- Mms
- 216g
- Qes
- 0.29
- Qms
- 6.2
- Qts
- 0.27
- SPL
- 94.9dB
- Vas
- 102L
- Xmax
- 8.5mm
- Power
- 1000W
- Impedance
- 8Ω
- Power Peak
- 4000
- Flux density
- 1.18T
- Sensitivity
- 99dB
- Low limit
- 30Hz
- Calculated sensitivity †
- 94.9dB
- High limit
- 800Hz
- Manufacturer sensitivity
- 99dB
- Voice coil
- 102mm
- Weight
- 9.8kg
- Diameter
- 474mm
- Depth
- 200mm
- Cutout
- 415mm
- Bolt circle
- 456mm
02
Compare
Same-size drivers, compared with the PD.184NR1. Clear differences are green when better and red when worse.
This driverPD.184NR1
Best price
–
Fs
38 Hz
Qts
0.27
Vas
102 L
BL
29.5 T·m
Xmax
8.5 mm
Sensitivity
94.9 dB
Power
1000 W
CelestionFTR18-4080FD
£219.38Fs25 Hz −34%, better
Qts0.29 +6%
Vas408.7 L +301%, worse
BL22.8 T·m −23%, worse
Xmax8.5 mm –
Sensitivity95.4 dB +0.5
B&C18NW100
£234.88Fs31 Hz −18%, better
Qts0.26 −4%
Vas252 L +147%, worse
BL28 T·m −5%
Xmax9 mm +6%
Sensitivity96.5 dB +1.6
B&C18PZB100
£235.00Fs30 Hz −21%, better
Qts0.24 −11%, better
Vas297 L +191%, worse
BL26 T·m −12%, worse
Xmax8 mm −6%
Sensitivity97.1 dB +2.2, better
RCFLF18G401
£252.42Fs33 Hz −13%, better
Qts0.29 +7%
Vas268 L +163%, worse
BL24.6 T·m −17%, worse
Xmax9 mm +6%
Sensitivity97.1 dB +2.2, better
FaitalPRO18HP1022
£266.26Fs35 Hz −8%
Qts0.30 +11%, worse
Vas204.9 L +101%, worse
BL28 T·m −5%
Xmax9.5 mm +12%, better
Sensitivity96.6 dB +1.7
Beyma18PW1400FE
£273.68Fs32 Hz −16%, better
Qts0.27 –
Vas228.9 L +124%, worse
BL29 T·m –
Xmax10 mm +18%, better
Sensitivity96.3 dB +1.4
Eighteen Sound18LW1400
£274.64Fs31 Hz −18%, better
Qts0.29 +7%
Vas297 L +191%, worse
BL24.7 T·m −16%, worse
Xmax9 mm +6%
Sensitivity96.6 dB +1.7
RCFL18P400
£289.00Fs29 Hz −24%, better
Qts0.28 +4%
Vas340 L +233%, worse
BL24.6 T·m −17%, worse
Xmax9 mm +6%
Sensitivity96.6 dB +1.7
Eighteen Sound18NLW9400
£305.62Fs33 Hz −13%, better
Qts0.26 −4%
Vas268 L +163%, worse
BL26 T·m −12%, worse
Xmax9.5 mm +12%, better
Sensitivity97.4 dB +2.5, better
REDCATT18NPW
£347.48Fs36 Hz −5%
Qts0.28 –
Vas211.5 L +107%, worse
BL27.3 T·m −7%
Xmax4.8 mm −43%, worse
Sensitivity97.5 dB +2.6, better
B&C18DS100
£355.00Fs34 Hz −11%, better
Qts0.29 +7%
Vas155 L +52%, worse
BL30 T·m –
Xmax14.5 mm +71%, better
Sensitivity95.1 dB –
RCFLF18N401
£359.21Fs32 Hz −16%, better
Qts0.26 −4%
Vas257 L +152%, worse
BL27.8 T·m −6%
Xmax9 mm +6%
Sensitivity97 dB +2.1, better
RCFLF18X451
£360.00Fs30 Hz −21%, better
Qts0.28 +4%
Vas220 L +116%, worse
BL30.5 T·m +3%
Xmax14 mm +65%, better
Sensitivity95.1 dB –
RCFLF18N451
£375.00Fs31 Hz −18%, better
Qts0.24 −11%, better
Vas245 L +140%, worse
BL30.2 T·m –
Xmax9 mm +6%
Sensitivity96.7 dB +1.8
CelestionTSQ1845
£380.98Fs35 Hz −8%
Qts0.29 +7%
Vas119.3 L +17%, worse
BL33.8 T·m +15%, better
Xmax15 mm +76%, better
Sensitivity94.3 dB −0.6
Oberton18XB1600V2
£388.58Fs33 Hz −14%, better
Qts0.28 –
Vas267 L +162%, worse
BL29.6 T·m –
Xmax12.5 mm +47%, better
Sensitivity97.1 dB +2.2, better
FaitalPRO18XL2000
£420.00Fs28 Hz −26%, better
Qts0.27 –
Vas232.1 L +128%, worse
BL30.8 T·m +4%
Xmax16.3 mm +92%, better
Sensitivity94.6 dB –
FaitalPRO18XL1700
£469.00Fs28 Hz −26%, better
Qts0.28 +4%
Vas227 L +123%, worse
BL30.5 T·m +3%
Xmax16.2 mm +90%, better
Sensitivity94.4 dB −0.5
Eighteen Sound18NLW9601
£543.41Fs39 Hz –
Qts0.28 +4%
Vas120 L +18%, worse
BL31 T·m +5%
Xmax14 mm +65%, better
Sensitivity95.8 dB +0.9
Precision DevicesPD.185NR1
No current priceFs34 Hz −11%, better
Qts0.27 –
Vas102 L –
BL29.5 T·m –
Xmax11.8 mm +38%, better
Sensitivity93.4 dB −1.5
Oberton18FBR700
No current priceFs36 Hz −6%
Qts0.27 –
Vas231.3 L +127%, worse
BL25.2 T·m −15%, worse
Xmax8 mm −6%
Sensitivity97.8 dB +2.9, better
Oberton18B500
No current priceFs35 Hz −8%
Qts0.28 –
Vas243.9 L +139%, worse
BL24.1 T·m −18%, worse
Xmax8.8 mm –
Sensitivity97.7 dB +2.8, better
Eighteen Sound18LW1251
No current priceFs35 Hz −8%
Qts0.27 –
Vas268 L +163%, worse
BL23.6 T·m −20%, worse
Xmax9 mm +6%
Sensitivity98.2 dB +3.3, better
RCFLF18G908
No current priceFs33 Hz −13%, better
Qts0.29 +7%
Vas268 L +163%, worse
BL24.6 T·m −17%, worse
Xmax9 mm +6%
Sensitivity97.1 dB +2.2, better
Oberton18NXB1200
No current priceFs36 Hz −6%
Qts0.28 +4%
Vas159.6 L +56%, worse
BL29.4 T·m –
Xmax11.5 mm +35%, better
Sensitivity96 dB +1.1
Oberton18NXB1601
No current priceFs35 Hz −9%
Qts0.29 +6%
Vas146.2 L +43%, worse
BL30.5 T·m +3%
Xmax12.5 mm +47%, better
Sensitivity95.1 dB –
Oberton18NXB700
No current priceFs36 Hz −5%
Qts0.31 +16%, worse
Vas155.5 L +52%, worse
BL27.8 T·m −6%
Xmax9 mm +6%
Sensitivity95.6 dB +0.7
Oberton18XB700
No current priceFs36 Hz −5%
Qts0.30 +13%, worse
Vas183.2 L +80%, worse
BL26.1 T·m −12%, worse
Xmax9 mm +6%
Sensitivity96.4 dB +1.5
Eighteen Sound18W2001
No current priceFs37 Hz –
Qts0.25 −7%
Vas230 L +125%, worse
BL27.1 T·m −8%
Xmax7 mm −18%, worse
Sensitivity98.5 dB +3.6, 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.