B&C 19RS115 is a 19-inch 8 ohm LF driver rated at 2000 W RMS. The validated T/S data includes Fs 29 Hz, Qts 0.20, Vas 197 L, Xmax 23.5 mm, sensitivity 95.6 dB, plus 3408 cm³ Vd and 138 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
29Hz
Qts
0.20
Qes
0.21
Qms
6.2
Vas
197L
Re
4.6Ω
Le
4.10mH
Motor and cone
BL
42T·m
Sd
1450cm²
Mms
447g
Xmax
23.5mm
Vd †
3408cm³
Voice coil
116mm
Flux density
0.90T
Power and response
Sensitivity †
95.6dB
Manufacturer sensitivity
96.7dB
Power
2000W
Nominal power
2000W
Impedance
8Ω
Min. impedance
6.5Ω
Range
30–1000Hz
EBP †
138 · Leans vented
Size and mounting
Diameter
494mm
Cutout
455mm
Bolt circle
476mm
Depth
285mm
Weight
15.8kg
Sensitivity shows 95.6 dB, calculated from the T/S values. B&C publishes 96.7 dB, 1.1 dB apart.