3 inch four-ear iron frame 70mm magnetic 19.4mm voice coil subwoofer speakers,Nominal Diameter 83mm/3inch, Nominal Impedance 4Ω, AES Power Handing 20W, Sensitivity 1W/1M 86dB, Frequency Range 103-6.5kHZ.
Form of Information
Form information：
3-inch subwoofer speaker preferred for home audio and video, HiFi speakers and column speakers, the sound is very good, users like it very much, this product is also our best-selling model.
General Specifications | |||
Nominal Diameter | 83mm/3inch | ||
Nominal Impedance | 4Ω | ||
AES Power Handing | 20W (AES) | ||
Maximum Power | 40W | ||
Sensitivity 1W/1M | 86dB | ||
Frequency Range | 103-6.5kHZ | ||
Voice Coil Diameter | 19.4mm/0.76 inch | ||
Windinig Material | Copper | ||
Former Material | KaPton | ||
Winding Depth | 11.3mm | ||
surround material | Rubber | ||
surround Design | R-roll | ||
Magnet | Φ70 | Ferrite Ring | |
Thiele & Small Parameters | |||
Resonance Frequency | Fs | 105Hz | |
DC Resistance | Re | 3.8Ω | |
Mechanical Factor | Qms | 5.2 | |
Electrical Factor | Qes | 1 | |
Total Factor | Qts | 0.85 | |
BL Factor | BL | 3.75T.m | |
Effective Moving Mass | Mms | 5.8g | |
Compliance | Cms | 0.409MM/N | |
Equivalent Cas Air Load | Vas | 0.56L | |
Effettive Piston Area | Sd | 31.17cm² | |
η(Eta Zero) | η0 | 0.06% | |
Mountiong & Shipping Information | |||
Overall Diameter | 83mm | ||
Bolt circle diameter | 90.5mm | ||
Baffle Cutout Diameter | 70mm | ||
Depth | 54mm | ||
Net Weight | KG | ||
Shipping Weight | KG |
This is the size chart of the MR03F09C, which can better help you design and install the speaker:
MR03F09C 3-inch subwoofer speaker curve graph.
Company Introduction
Founded in 2005, Merry Audio is a professional manufacturer focusing on R&D, manufacturing and sales of high-power speakers for entertainment KTV, bars, conferences and outdoor perfor-mances. We are committed to providing our customers with high-quality speaker units and supporting solutions.
Now it has world-class production technology and equipment such as KLIPPEI, LMS, CLIO, and laser Test elastic wave displacement and drum paper FS instrument, high-power life tester, salt spray testing machine and online full inspection curve and parameter QC version KLEPPEL and other equipment.
FAQ
Q1: How can i get a sample?
If you need some samples to test, we can make as per your request.
You should pay for the transportation freight of samples and our samples cost, while the samples cost can be refundable after you place the order. Thanks.
Q2: How much the transportation freight of samples?
The freight depends on the weight and packing size and your area.
Q3: Can you produce according to customers' design?
We mainly do the OEM/ODM service.
Q4: Is it OK to print my logo on the product?
Yes. Please inform us formally before our production and confirm the design firstly based on our sample.
Q5: How to order?
Please send us your purchase order by mail or WhatsApp with below information:
1) Product information: Quantitiy, Model number, Specification.
2) Delivery time required.
3) Shipping information: Company name, Address, Phone number, Destination: seaport/airport.
4) Forwarder's contact details if you have.
Q6: OUR services
1. Any questions from you are welcome and will be replied in 24 working hours.
2. Experienced staff answer all your questions in fluent English.
3. Special discount and protection of sales area provided to our distributor.
4. Specialized in speakers over 17 years.
5. A team of designers and engineers are capable to create new items according to personal request.
6. Customized design is available.
Welcome OEM and ODM
TAGS
Connect Way
1-6-02/03, Zone B, Guangfo Zhao (Huaiji) Economic Cooperation Zone, Zhagang Industrial Park, Huaiji County, Zhaoqing City, Guangdong Province
