GRS6PT-8
£15.70Fs94 Hz +14%, worse
Qts0.72 –
Vas9.5 L −32%, better
BL6.4 T·m +5%
Xmax4.2 mm +20%, better
Sensitivity91.7 dB −0.5
6-inch LF driver · 38 mm voice coil
PRV Audio 69FR250-4 4Ω
4 Ω · 75–18000 Hz
No current price
- Fs
- 82Hz
- Xmax
- 3.5mm
- SPL
- 92dB
- Pe
- –
- BL
- 6.1T·m
- Vd
- 70cm³
- Qts
- 0.70
- Vas
- 14L
PRV Audio 69FR250-4 is a 6-inch 4 ohm LF driver. The validated T/S data includes Fs 82 Hz, Qts 0.70, Vas 13.9 L, Xmax 3.5 mm, sensitivity 92.2 dB, plus 70 cm³ Vd and 111 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
- 82Hz
- Qts
- 0.70
- Qes
- 0.74
- Qms
- 15.3
- Vas
- 13.9L
- Re
- 3.5Ω
- Le
- 0.16mH
Motor and cone
- BL
- 6.1T·m
- Sd
- 200cm²
- Mms
- 15g
- Xmax
- 3.5mm
- Vd †
- 70cm³
- Voice coil
- 38mm
Power and response
- Sensitivity †
- 92.2dB
- Manufacturer sensitivity
- 94dB
- Impedance
- 4Ω
- Range
- 75–18000Hz
- Crossover
- 80Hz
- EBP †
- 111 · Leans vented
Size and mounting
- Diameter
- 236.5mm
- Cutout
- 220mm
- Depth
- 98mm
- Weight
- 2.4kg
Other published values
- Cms
- 0.18mm/N
Other dimensions
- Mounting Depth
- 91
Sensitivity shows 92.2 dB, calculated from the T/S values. PRV Audio publishes 94.0 dB, 1.8 dB apart.
† Calculated by bits from the published values
What this validation status means
Everything else PRV Audio lists
LF · Primary · 6″
- BL
- 6.1T·m
- Fs
- 82Hz
- Le
- 0.16mH
- Re
- 3.5Ω
- Sd
- 200cm²
- Cms
- 0.18mm/N
- Mms
- 15g
- Qes
- 0.74
- Qms
- 15.3
- Qts
- 0.70
- SPL
- 92.2dB
- Vas
- 13.9L
- Xmax
- 3.5mm
- Impedance
- 4Ω
- Sensitivity
- 94dB
- Low limit
- 75Hz
- Calculated sensitivity †
- 92.2dB
- High limit
- 18000Hz
- Manufacturer sensitivity
- 94dB
- Voice coil
- 38mm
- Crossover
- 80Hz
- Weight
- 2.4kg
- Diameter
- 236.5mm
- Depth
- 98mm
- Mounting Depth
- 91
- Cutout
- 220mm
02
Compare
Same-size drivers, compared with the 69FR250-4. Clear differences are green when better and red when worse.
This driver69FR250-4
Best price
–
Fs
82 Hz
Qts
0.70
Vas
13.9 L
BL
6.1 T·m
Xmax
3.5 mm
Sensitivity
92.2 dB
Power
–
REDCATT5FR
£15.83Fs92 Hz +12%, worse
Qts0.69 –
Vas3.8 L −73%, better
BL6.3 T·m +3%
Xmax2 mm −43%, worse
Sensitivity88.1 dB −4.1, worse
REDCATT61FHM-2
£19.93Fs44 Hz −46%, better
Qts0.52 −26%, better
Vas14.4 L +4%
BL6.0 T·m –
Xmax3.2 mm −9%
Sensitivity85.3 dB −6.9, worse
PRV Audio6MR250B-4
£26.11Fs143 Hz +74%, worse
Qts0.82 +17%, worse
Vas4 L −71%, better
BL5.8 T·m −5%
Xmax3.3 mm −7%
Sensitivity93.4 dB +1.2
LavoceCSF051.21
£29.17Fs110 Hz +34%, worse
Qts0.64 −9%
Vas4.1 L −71%, better
BL5.9 T·m −3%
Xmax3.4 mm –
Sensitivity90.7 dB −1.5
Dayton AudioDA175-8
£29.91Fs39 Hz −53%, better
Qts0.58 −17%, better
Vas16.3 L +17%, worse
BL7.2 T·m +18%, better
Xmax4.3 mm +21%, better
Sensitivity83.4 dB −8.8, worse
Dayton AudioND140-8
£32.15Fs57 Hz −31%, better
Qts0.68 –
Vas7.7 L −44%, better
BL6.0 T·m –
Xmax4 mm +14%, better
Sensitivity84.5 dB −7.7, worse
Dayton AudioDC160-4
£37.60Fs39 Hz −53%, better
Qts0.43 −39%, better
Vas15 L +8%
BL7.0 T·m +15%, better
Xmax3.4 mm –
Sensitivity84.6 dB −7.6, worse
MonacorSPH-5M
£37.68Fs45 Hz −45%, better
Qts0.41 −41%, better
Vas13.5 L –
BL6.4 T·m +5%
Xmax3.5 mm –
Sensitivity86.2 dB −6, worse
Dayton AudioLW150-4
£41.13Fs63 Hz −24%, better
Qts0.64 −9%
Vas3.5 L −75%, better
BL6.5 T·m +7%
Xmax4 mm +14%, better
Sensitivity82.8 dB −9.4, worse
PRV Audio6MR400-4
£48.52Fs144 Hz +75%, worse
Qts0.60 −14%, better
Vas4.4 L −68%, better
BL6.4 T·m +4%
Xmax3.3 mm −7%
Sensitivity95.2 dB +3, better
Sica5 N 1.5 PL
£65.31Fs111 Hz +35%, worse
Qts0.56 −20%, better
Vas3 L −78%, better
BL6.2 T·m –
Xmax3 mm −14%, worse
Sensitivity89.5 dB −2.7, worse
LavoceCSF061.70K
£86.22Fs97 Hz +18%, worse
Qts0.69 –
Vas6.5 L −53%, better
BL6.9 T·m +13%, better
Xmax3.9 mm +11%, better
Sensitivity90.5 dB −1.7
VisatonWF 130 ND
£101.00Fs46 Hz −44%, better
Qts0.69 –
Vas10.6 L −24%, better
BL5.4 T·m −12%, worse
Xmax1.8 mm −49%, worse
Sensitivity82.7 dB −9.5, worse
SB AcousticsMR13PNW-8
£115.00Fs47 Hz −43%, better
Qts0.30 −57%, better
Vas12.9 L −7%
BL6.2 T·m –
Xmax3 mm −14%, worse
Sensitivity88.2 dB −4, worse
SB AcousticsMR13P-8
£135.77Fs45 Hz −45%, better
Qts0.31 −56%, better
Vas12.5 L −10%, better
BL6.1 T·m –
Xmax3 mm −14%, worse
Sensitivity87.4 dB −4.8, worse
Scanspeak18M/8631T00
£192.54Fs65 Hz −21%, better
Qts0.71 –
Vas14 L –
BL6.5 T·m +7%
Xmax3 mm −14%, worse
Sensitivity88.7 dB −3.5, worse
Scanspeak18M/4631T00
£192.54Fs65 Hz −21%, better
Qts0.60 −14%, better
Vas14 L –
BL5.6 T·m −8%
Xmax3 mm −14%, worse
Sensitivity89.6 dB −2.6, worse
AccutonC90-6-724
£527.46Fs83 Hz –
Qts0.60 −14%, better
Vas5.1 L −63%, better
BL6.0 T·m –
Xmax3 mm −14%, worse
Sensitivity88.4 dB −3.8, worse
Lii AudioST-5
No current priceFs56 Hz −32%, better
Qts0.66 −5%
Vas14.3 L –
BL5.8 T·m −4%
Xmax4 mm +14%, better
Sensitivity86.7 dB −5.5, worse
No photo
LavoceCSF061.21
No current priceFs90 Hz +10%
Qts0.67 −4%
Vas8.5 L −39%, better
BL6.1 T·m –
Xmax3.2 mm −9%
Sensitivity91 dB −1.2
PRV Audio6MR400CF-4
No current priceFs131 Hz +60%, worse
Qts0.76 +9%
Vas4.1 L −70%, better
BL6.3 T·m +4%
Xmax3.5 mm –
Sensitivity92.8 dB +0.6
CelestionFTX0617
No current priceFs100 Hz +22%, worse
Qts0.74 +5%
Vas7.4 L −47%, better
BL6.6 T·m +8%
Xmax3.5 mm –
Sensitivity91 dB −1.2
Dayton AudioCFC150-4
No current priceFs77 Hz −6%
Qts0.70 –
Vas4.2 L −70%, better
BL4.7 T·m −23%, worse
Xmax3.5 mm –
Sensitivity85.6 dB −6.6, worse
WavecorWF146OM02
No current priceFs50 Hz −39%, better
Qts0.51 −27%, better
Vas13.6 L –
BL5.4 T·m −11%, worse
Xmax3.3 mm −6%
Sensitivity86.9 dB −5.3, worse
LavoceWSF051.02
No current priceFs106 Hz +29%, worse
Qts0.60 −14%, better
Vas3.3 L −77%, better
BL6.4 T·m +5%
Xmax3.1 mm −11%, worse
Sensitivity89.7 dB −2.5, worse
CIAREHMB165
No current priceFs86 Hz +5%
Qts0.53 −24%, better
Vas8.6 L −38%, better
BL7 T·m +15%, better
Xmax3.5 mm –
Sensitivity91.4 dB −0.8
Dayton AudioE150MR-8
No current priceFs74 Hz −10%
Qts0.58 −17%, better
Vas8 L −42%, better
BL6.1 T·m –
Xmax2.7 mm −23%, worse
Sensitivity88.9 dB −3.3, worse
Tang BandW5-704D
No current priceFs55 Hz −33%, better
Qts0.38 −46%, better
Vas11.6 L −17%, better
BL6.2 T·m –
Xmax3.3 mm −6%
Sensitivity88.2 dB −4, worse
Tang BandW5-1611SA
No current priceFs60 Hz −27%, better
Qts0.44 −37%, better
Vas13.0 L −6%
BL5.2 T·m −15%, worse
Xmax3 mm −14%, worse
Sensitivity88.7 dB −3.5, worse
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.