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21'' Speaker Professional Audio Line Array System Neodymium 21 Inch Subwoofer
| Price | $282.00 |
|---|---|
| Min Order | 10 pieces |
| Availability | In Stock |
| Shipping From | Guangdong, China |
| Popularity | 369 people viewed |
Model NO.:
21SW152-8
Activity:
Active/Passive
Operation Mode:
None
Speaker System:
None
Speaker Material:
None
Application:
Commercial, Home, Stage/Outdoor/Party
Certification:
CE, RoHS, EMC
Monitor:
None
Product Name:
21 Inch Subwoofer
Nominal Diameter:
530mm/21.0inch
Rated Impedance:
8 Ohm
AES Power:
2000W
Peak Power:
4000W
Frequency Range:
30-1000 Hz
Sensitivity:
95 dB
Ebp:
80 Hz
Magnet Material:
Neodymium Inside Slug
Voice Coil Diameter:
152 mm(6 in)
Winding Material:
Copper
Winding Depth:
32mm/1.25inch
Lxwxh:
21.6*21.6*10.3 in
N.W.(1PC):
17.8kgs
Customized:
Yes
Trademark:
OEM/ODM
Transport Package:
Rigid Double Corrugated Shipping Carton
Origin:
Guangdong, China
Product Description
Professional Audio System Passive 21 inch Neodymium SubWoofer
Applicable use
Use for pro DJ speakers, pro PA speakers, pro karaoke speakers, live sound speakers, fixed installation speakers, studio monitors and home audio speakers.
TYPE | ND SUBWOOFER | ||
Nominal Diameter | 530/21 | mm/in | |
Rated impedance | 8 | ohm | |
Minimum Impedance | 7.9 | ohm | |
AES Power Handing | 2000 | Watts | |
Max Power Handing | 4000 | Watts | |
Sensitivity | 95 | dB | |
Frequency Range | 30-1000 | Hz | |
Voice Coil Diameter | 152/6.0 | mm/in | |
Winding Material | Copper | ||
Former Material | Glass Fibre | ||
Winding Depth | 32/1.25 | mm/in | |
Megnetic Gap Depth | 12/0.47 | mm/in | |
Megnetic Material | Neodymium Inside Slug |
THIELE & SMALL PARAMETERS | |||
Resonance frequency | Fs | 32 | Hz |
Dc resistance | Re | 6 | ohm |
Mechanical factor | Qms | 9.9 | |
Electrical factor | Qes | 0.4 | |
Total factor | Qts | 0.38 | |
BL factor | Bl | 37.6 | T.M |
Effective Moving mass | Mms | 474 | g |
Effective Cas air load | Vas | 206 | liters |
Effective piston area | Sd | 1680 | cm2 |
Inductance | Le | 2 | mh |
Max linear excursion | Xmax | ±13 | mm |
EBP | 80 | Hz |
MOUNTING AND SHIPPING | |||
Overall Diameter | 550/ 21.6 | mm/in | |
Bolt Circle Diameter | 528/ 20.7 | mm/in | |
Mount Baffle Cut-out | 506/ 19.9 | mm/in | |
Speaker Depth | 261/ 10.3 | mm/in | |
Flange And Gasket Thickness | 15/ 0.59 | mm/in | |
| N.W.(1pc) | 18.7/ 41 | kg/lbs | |
| G.W. (1 pcs) | 24.6/ 54.2 | kg | |
| Shipping Size (1pcs) | 640x620x350 mm | 25.2x24.0x13.7 in |
Welcome to CONTACT US
Why choose us
Have a product development and design team
Our R&D personnel have 20 years of design and development experience
Development assistance software: FINEMOTER, LMS, CLIO, COMSOL
TJ Audio Speakers is favored and recognized by customers for its high-quality products and beautiful prices. We look forward to receiving your inquiries!
Our R&D personnel have 20 years of design and development experience
Development assistance software: FINEMOTER, LMS, CLIO, COMSOL
TJ Audio Speakers is favored and recognized by customers for its high-quality products and beautiful prices. We look forward to receiving your inquiries!
Q1: How can I get sample?
A: If you need a sample test, please contact us. We will make it according to your requirements. But you may need to pay the sample fee and its shipping fee.
A: If you need a sample test, please contact us. We will make it according to your requirements. But you may need to pay the sample fee and its shipping fee.
Q2: How much is the shipping cost for samples?
A: Different sample have different weights and packaging sizes. Please contact us for details.
A: Different sample have different weights and packaging sizes. Please contact us for details.
Q3: Can I print my logo on the product and packaging?
A: Of course you can. Just need you to send us your logo design and authorization documents, we will make it on the product and packaging according to your request for your confirmation.
A: Of course you can. Just need you to send us your logo design and authorization documents, we will make it on the product and packaging according to your request for your confirmation.
Q4: Can you produce according to customer's design?
A: Yes. We mainly do OEM/ODM services.
A: Yes. We mainly do OEM/ODM services.
Q5: How are your products packaged?
A: Generally, we pack in white boxes and brown cartons.
A: Generally, we pack in white boxes and brown cartons.
Q6: How to strictly control the quality of products?
A: We have strict quality control on products from raw materials to production process, and all products are tested before leaving the factory.
A: We have strict quality control on products from raw materials to production process, and all products are tested before leaving the factory.
Packing:
1)Neutral Packing 2)Strong Carton 3)Reinforce the edge with hard paper 4)Put into another shipping carton
Shipping:
1)Ocean Transport 2)Air Transport 3)Rail Transport 4)Road Transport 5)International Express
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