B-Line

B 15A

Loading availability...

Technical details

Model NameB 15A
Type15" Active Subwoofer
ACOUSTICAL DATA
Frequency range (-3 dB)*40 Hz – 220 Hz
Frequency range (-6 dB)*
Frequency range (-10 dB)*33 Hz – 260 Hz
Coverage angles (-6 dB) [H x V]Omnidirectional
Maximum Peak SPL**136 dB
System type1-way self-powered system
Crossover frequency
Transducers1 × 15" driver (3" voice coil)
Enclosure typeVented box, APD (Adaptive Port Technology)
AMPLIFICATION
TypeSingle channel, Class-D with SMPS
Output power***800 W
ProtectionShort circuit, overheating, overcurrent
ConnectorsInput signal: balanced XLR 3-pin female; Link output: balanced XLR 3-pin male; Power input: powerCON® 20A; Power link output: powerCON® 20A
WiringPin N: Neutral; Pin L: Conductor; Pin E: Ground
Input sensitivity+14 dBu (3.88 V), +4 dBu (1.23 V), 0 dBu (0.775 V), 0 dBV (1 V), -10 dBV (0.316 V)
DSP48 kHz/24 bit with extended dynamics; Processing latency: 1.1 ms
ProcessingFactory and user presets, EQ, delay, directivity control, input sensitivity, phase inversion
User controlsPower: ON/OFF switch; DSP: display with digital encoder; LCD: 4x20 alphanumeric
MECHANICAL DATA
Product dimensions [H x W x D] (incl. rigging)521 × 495 × 654 mm
Net weight33.5 kg
Packaging dimensions [H x W x D]613 × 550 × 733 mm
Total weight37 kg
Cabinet12 – 18 mm plywood
Cabinet15 – 18 mm plywood
Cabinet finishingBlack or white polyurea coating
GrillePowder coated perforated steel
Hardware4 rubber feet and top recesses for stacking; M20 pole thread; 2 SE Audiotechnik® ergonomic handles
StackingTwo-point SE Audiotechnik® stacking system
Splay angles
ACCESSORIES
B 15 SFi MStacking frame for M-F3A PRO
B 15 SFi L35Stacking frame for L 35
B 15 FCFlight case
B 15 TCTransport cover
SPS20Pole bar
B 15 TDTransport dolly (1 unit)
B 15 FS TK12Transport Kart (up to 2 units)
B 15 FS TK23Transport Kart (up to 6 units)
P801DL RCAmplifier rain cover
ANNOTATION
*Measured with GENERAL preset with 6th-order Butterworth low-pass filter applied at 200 Hz
**Measured with 12 dB Crest factor Pink Noise, half space
***Short term rms output power according to CEA2006

Downloads & resources

SE Audiotechnik GLL Library

ZIP · 27.6 MB · Updated: 08/2025

Download
User manual EN

PDF · 4.8 MB · Updated: 08/2025

Download
Datasheet EN

PDF · 30.8 MB · Updated: 08/2025

Download
Datasheet ZH

PDF · 3 MB · Updated: 08/2025

Download
Tender text DE

TXT · 3.2 KB · Updated: 08/2025

Download
Brochure EN

PDF · 20 MB · Updated: 08/2025

Download
Brochure DE

PDF · 20 MB · Updated: 08/2025

Download
Brochure ZH

PDF · 9.7 MB · Updated: 08/2025

Download