Dayton AudioTCP115-4
£12.07Fs54 Hz +41%, worse
Qts0.35 +11%, worse
Vas3.1 L −88%, better
BL5.2 T·m −10%
Xmax4 mm −47%, worse
Sensitivity82.8 dB −5.1, worse
4-inch LF driver · Alpair series
Markaudio ALPAIR 10.3 8Ω
8 Ω
No current price
- Fs
- 38Hz
- Xmax
- 7.5mm
- SPL
- 88dB
- Pe
- –
- BL
- 5.8T·m
- Vd
- 66cm³
- Qts
- 0.32
- Vas
- 26L
Markaudio ALPAIR 10.3 is a 4-inch 8 ohm LF driver. The validated T/S data includes Fs 38 Hz, Qts 0.32, Vas 26.3 L, Xmax 7.5 mm, sensitivity 87.9 dB, plus 66 cm³ Vd and 101 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
- 0.32
- Qes
- 0.38
- Qms
- 1.9
- Vas
- 26.3L
- Re
- 7.2Ω
- Le
- 0.07mH
Motor and cone
- BL
- 5.8T·m
- Sd
- 88cm²
- Mms
- 7g
- Xmax
- 7.5mm
- Vd †
- 66cm³
Power and response
- Sensitivity †
- 87.9dB
- Manufacturer sensitivity
- 88dB
- Impedance
- 8Ω
- EBP †
- 101 · Leans vented
† Calculated by bits from the published values
What this validation status means
Everything else Markaudio lists
LF · Primary · 3.937007874015748″
- BL
- 5.8T·m
- Fs
- 38Hz
- Le
- 0.07mH
- Re
- 7.2Ω
- Sd
- 88cm²
- Mms
- 7g
- Qes
- 0.38
- Qms
- 1.9
- Qts
- 0.32
- SPL
- 87.9dB
- Vas
- 26.3L
- Xmax
- 7.5mm
- Impedance
- 8Ω
- Sensitivity
- 88dB
- Calculated sensitivity †
- 87.9dB
- Manufacturer sensitivity
- 88dB
02
Compare
Same-size drivers, compared with the ALPAIR 10.3. Clear differences are green when better and red when worse.
This driverALPAIR 10.3
Best price
–
Fs
38 Hz
Qts
0.32
Vas
26.3 L
BL
5.8 T·m
Xmax
7.5 mm
Sensitivity
87.9 dB
Power
–
REDCATT35FR-1
£13.31Fs67 Hz +75%, worse
Qts0.34 +8%
Vas1.6 L −94%, better
BL5.5 T·m −5%
Xmax0.55 mm −93%, worse
Sensitivity83.2 dB −4.7, worse
PeerlessSLS-85S25CP04-04
£25.57Fs73 Hz +91%, worse
Qts0.36 +14%, worse
Vas1.4 L −95%, better
BL4.3 T·m −26%, worse
Xmax6.5 mm −13%, worse
Sensitivity83.6 dB −4.3, worse
CIAREHW100
£28.17Fs70 Hz +83%, worse
Qts0.31 –
Vas4.3 L −84%, better
BL5.6 T·m –
Xmax4.3 mm −43%, worse
Sensitivity88 dB –
Tang BandW4-2142
£58.91Fs60 Hz +57%, worse
Qts0.33 +4%
Vas6.4 L −76%, better
BL5.4 T·m −6%
Xmax2.4 mm −68%, worse
Sensitivity87.5 dB –
MarkaudioCHR-90
£59.72Fs44 Hz +16%, worse
Qts0.36 +14%, worse
Vas26.1 L –
BL4.7 T·m −18%, worse
Xmax7 mm −7%
Sensitivity89.4 dB +1.5
Tang BandW4-1337SDF
£72.57Fs70 Hz +83%, worse
Qts0.34 +8%
Vas5.6 L −79%, better
BL5.3 T·m −8%
Xmax2.5 mm −67%, worse
Sensitivity88.9 dB +1
MarkaudioPLUVIA 11
£87.50Fs39 Hz –
Qts0.29 −7%
Vas24.8 L −6%
BL6.6 T·m +14%, better
Xmax7 mm −7%
Sensitivity88.3 dB –
MarkaudioALPAIR 11 MS
£90.00Fs44 Hz +14%, worse
Qts0.34 +9%
Vas17.7 L −33%, better
BL7.8 T·m +35%, better
Xmax8 mm +7%
Sensitivity87.6 dB –
SEASH1152-08 CA12RCY
£93.87Fs57 Hz +49%, worse
Qts0.31 –
Vas5 L −81%, better
BL6.3 T·m +10%, better
Xmax3 mm −60%, worse
Sensitivity86.1 dB −1.8
MorelTIW 634FT
£187.60Fs40 Hz +5%
Qts0.39 +23%, worse
Vas19.7 L −25%, better
BL5.6 T·m –
Xmax4.3 mm −43%, worse
Sensitivity86.7 dB −1.2
MorelEW 638
£230.47Fs39 Hz –
Qts0.32 –
Vas20.3 L −23%, better
BL7.0 T·m +22%, better
Xmax6 mm −20%, worse
Sensitivity86.9 dB −1
MorelTIW 634ND
£239.01Fs40 Hz +5%
Qts0.36 +14%, worse
Vas16.5 L −37%, better
BL6.5 T·m +13%, better
Xmax5.5 mm −27%, worse
Sensitivity86.4 dB −1.5
PurifiPTT4.0X04-NFC-01
£256.08Fs38 Hz –
Qts0.30 −5%
Vas6.4 L −76%, better
BL6 T·m +4%
Xmax8.8 mm +17%, better
Sensitivity82.4 dB −5.5, worse
MorelECW 536
£273.16Fs45 Hz +18%, worse
Qts0.31 –
Vas11 L −58%, better
BL6.8 T·m +18%, better
Xmax5.5 mm −27%, worse
Sensitivity86.1 dB −1.8
MorelTICW 634ND
£298.77Fs40 Hz +5%
Qts0.35 +11%, worse
Vas17.3 L −34%, better
BL6.6 T·m +14%, better
Xmax5.5 mm −27%, worse
Sensitivity86.8 dB −1.1
MorelECW 638
£298.77Fs39 Hz –
Qts0.29 −8%
Vas19 L −28%, better
BL7.5 T·m +29%, better
Xmax6 mm −20%, worse
Sensitivity87 dB −0.9
MorelSCW 636
£460.98Fs40 Hz +5%
Qts0.29 −8%
Vas18.5 L −30%, better
BL7.2 T·m +25%, better
Xmax5 mm −33%, worse
Sensitivity87.3 dB −0.6
MarkaudioCHP-90 MICA
No current priceFs49 Hz +27%, worse
Qts0.36 +15%, worse
Vas20.1 L −24%, better
BL4.8 T·m −16%, worse
Xmax7 mm −7%
Sensitivity89.2 dB +1.3
PurifiPTT4.0X04-NAC-03
No current priceFs40 Hz +5%
Qts0.31 –
Vas5.5 L −79%, better
BL6.1 T·m +6%
Xmax8.8 mm +17%, better
Sensitivity82.2 dB −5.7, worse
Tang BandW3-1401SD
No current priceFs75 Hz +96%, worse
Qts0.31 –
Vas1.6 L −94%, better
BL5.6 T·m −4%
Xmax3.5 mm −53%, worse
Sensitivity84.7 dB −3.2, worse
Audio Technology4 H 52 06 13 SD
No current priceFs48 Hz +25%, worse
Qts0.33 +4%
Vas16 L −39%, better
BL6.1 T·m +6%
Xmax3.5 mm −53%, worse
Sensitivity88.4 dB +0.5
CIAREHWL100
No current priceFs70 Hz +83%, worse
Qts0.31 –
Vas4.3 L −84%, better
BL5.6 T·m –
Xmax4.3 mm −43%, worse
Sensitivity88 dB –
Tang BandW4-1798S
No current priceFs60 Hz +57%, worse
Qts0.30 −5%
Vas7.4 L −72%, better
BL5.8 T·m –
Xmax3 mm −60%, worse
Sensitivity88.4 dB +0.5
Tang BandW4-657D
No current priceFs70 Hz +83%, worse
Qts0.32 –
Vas5.6 L −79%, better
BL5.6 T·m –
Xmax3.3 mm −56%, worse
Sensitivity89.4 dB +1.5
Tang BandW4-1749S
No current priceFs60 Hz +57%, worse
Qts0.34 +8%
Vas6.3 L −76%, better
BL5.8 T·m –
Xmax0.9 mm −88%, worse
Sensitivity87.5 dB –
REDCATT32NFR
No current priceFs118 Hz +208%, worse
Qts0.32 –
Vas1.1 L −96%, better
BL5.3 T·m −7%
Xmax1.2 mm −84%, worse
Sensitivity89.3 dB +1.4
Tang BandW3-1318SA
No current priceFs100 Hz +161%, worse
Qts0.31 –
Vas1.2 L −95%, better
BL5.3 T·m −8%
Xmax0.4 mm −95%, worse
Sensitivity86.9 dB −1
Tang BandW3-2052S
No current priceFs50 Hz +31%, worse
Qts0.34 +8%
Vas0.9 L −97%, better
BL6.8 T·m +17%, better
Xmax5 mm −33%, worse
Sensitivity76.7 dB −11.2, worse
Tang BandW4-992SD
No current priceFs55 Hz +44%, worse
Qts0.35 +11%, worse
Vas5.7 L −78%, better
BL6.4 T·m +11%, better
Xmax3.5 mm −53%, worse
Sensitivity85.8 dB −2.1, 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.