Ningbo Listen-Acoustic Manufacturing Ltd.,315000About UsNo.722, Changyang Road, Jiangbei District, Ningbo, ChinaListen-Acoustic was founded in 2010 in Ningbo China. We manufacture all essential components of loudspeaker boxes inhouse: Production of speakers, crafting of housings, and complex electronics ranging from passive crossovers to Class A/B amplifiers to digital high-power amplifiers with DSP and universal SMPS. Last but not least, we are extremely proud of the excellent sound tuning that is being applied by our team of engineers. Please enjoy !Ningbo Listen-Acoustic Manufacturing Ltd.,315000About UsNo.722, Changyang Road, Jiangbei District, Ningbo, ChinaListen-Acoustic was founded in 2010 in Ningbo China. We manufacture all essential components of loudspeaker boxes inhouse: Production of speakers, crafting of housings, and complex electronics ranging from passive crossovers to Class A/B amplifiers to digital high-power amplifiers with DSP and universal SMPS. Last but not least, we are extremely proud of the excellent sound tuning that is being applied by our team of engineers. Please enjoy !Ningbo Listen-Acoustic Manufacturing Ltd.,Ningbo Listen-Acoustic Manufacturing Ltd.,Ningbo Listen-Acoustic Manufacturing Ltd.,Ningbo Listen-Acoustic Manufacturing Ltd.,Ningbo Listen-Acous

acoustic bass,electric bass,bass,subwoofer,speakers
acoustic bass,electric bass,bass,subwoofer,speakers
acoustic bass,electric bass,bass,subwoofer,speakers
acoustic bass,electric bass,bass,subwoofer,speakers
acoustic bass,electric bass,bass,subwoofer,speakers
acoustic bass,electric bass,bass,subwoofer,speakers
acoustic bass,electric bass,bass,subwoofer,speakers

2.75 Inch Bass / Mid Range Woofer with RMS 15 Watts

Model NO.
275SA25N-1
Delivery
FOB
Minimum order quantity
500 sets
Supply Ability
60,000 sets / Month
Country of Origin
Ningbo, China
Stock Time
35 Days
Nominal Diameter 2.75 Inch / (70 x 70 mm), Power Handling 15 watts, Sensitivity 90 dB, Frequency Response 170 Hz - 17 kHz, Voice Coil Diameter 1.0 Inch / 25 mm
Quantity:
 
Listen Acoustic 2.75 inch Mid Range Woofer Speakers
Features

1. Nominal Diameter 2.75"/ (70 x 70 mm)
2. Power Handling 15 watts
3. Sensitivity 90 dB
4. Frequency Response 170 Hz - 17 kHz
5. Voice Coil Diameter 1.0"/ 25 mm
6.Neodymium Magnet 23 mm
7. Pressed Steel Chassis type
8. Applications as bass mid range woofer for PA speaker

Specifications

SPECIFICATIONS
Model No.275SA25N-1
Nominal Diameter2.75"/ ( 70 x 70 mm)
RMS Power15 watts
MAX Power30 watts
Sensitivity (1w/1m)90 dB
Frequency Range170 Hz - 17 kHz
Voice Coil Diameter1.0"/ 25 mm
Available Impedances4 / 8 Ω
Magnet Size23 mm
Magnet MaterialNeodymium
Chassis typePressed Steel
Voice Coil MaterialCopper
Former MaterialKapton
Dust Dome MaterialPaper
Suspension MaterialPolycotton
Surround MaterialPU
Cone MaterialPaper
THIELE SMALL PARAMETERS
Fs160 Hz
Qes0.42
Qms3.72
Qts0.39
Vas0.28 L
Sd0.0023 m2
η00.44%
Mms1.90 g
BI4.73 Txm
Cms0.36 mm/N
Rms0.62 WM
Le1k0.00 mH
MOUNTING & DIMENSIONS & WEIGHT
Overall Diameter3.35"/ 85 mm
Bolt Circle Diameter 2.85"/ 72.5 mm
Baffle Cut-out Diameter2.36"/ 60 mm
Overall Depth1.34"/ 34 mm
Net Weight0.11 kgs / 0.24 lbs

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