Here's the specs measured using the Dayton DATS.


Funkin Audio

FASL250 10"
* Piston Diameter = 205.7 mm
* f(s)= 37.01 Hz
* R(e)= 2.49 Ohms
* Z(max)= 8.30 Ohms
* Q(ms)= 3.461
* Q(es)= 1.482
* Q(ts)= 1.038
* V(as)= 26.980 liters (0.953 cubic feet)
* L(e)= 1.06 mH
* n(0)= 0.09 %
* SPL= 81.54 1W/1m
* M(ms)= 106.40 grams
* C(ms)= 0.17 mm/N
* BL= 6.45



FASL300 12"
* Piston Diameter = 251.5 mm
* f(s)= 29.61 Hz
* R(e)= 2.48 Ohms
* Z(max)= 8.03 Ohms
* Q(ms)= 3.207
* Q(es)= 1.432
* Q(ts)= 0.990
* V(as)= 67.390 liters (2.380 cubic feet)
* L(e)= 1.13 mH
* n(0)= 0.12 %
* SPL= 82.76 1W/1m
* M(ms)= 148.50 grams
* C(ms)= 0.19 mm/N
* BL= 6.92


FASL380 15"
* Piston Diameter = 315.0 mm
* f(s)= 29.61 Hz
* R(e)= 2.57 Ohms
* Z(max)= 10.06 Ohms
* Q(ms)= 5.094
* Q(es)= 1.748
* Q(ts)= 1.302
* V(as)= 163.400 liters (5.771 cubic feet)
* L(e)= 1.13 mH
* n(0)= 0.23 %
* SPL= 85.74 1W/1m
* M(ms)= 150.70 grams
* C(ms)= 0.19 mm/N
* BL= 6.42



FASX250 12"
* Piston Diameter = 218.4 mm
* f(s)= 35.66 Hz
* R(e)= 3.94 Ohms
* Z(max)= 13.09 Ohms
* Q(ms)= 2.514
* Q(es)= 1.082
* Q(ts)= 0.757
* V(as)= 33.260 liters (1.175 cubic feet)
* L(e)= 1.78 mH
* n(0)= 0.13 %
* SPL= 83.34 1W/1m
* M(ms)= 118.20 grams
* C(ms)= 0.17 mm/N
* BL= 9.82



FASX300 12"
* Piston Diameter = 251.5 mm
* f(s)= 34.32 Hz
* R(e)= 4.08 Ohms
* Z(max)= 13.67 Ohms
* Q(ms)= 2.737
* Q(es)= 1.164
* Q(ts)= 0.817
* V(as)= 56.400 liters (1.992 cubic feet)
* L(e)= 1.86 mH
* n(0)= 0.19 %
* SPL= 84.81 1W/1m
* M(ms)= 132.10 grams
* C(ms)= 0.16 mm/N
* BL= 9.99


SX15 soming soon.