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Home > Products > 1.75 Inch > Full Range Speaker for Professional Audio Systems

CDF7070B-368

Full Range Speaker for Professional Audio Systems

This is a universal dynamic speaker unit with a square frame and a circular diaphragm design. Its compact structure, featuring a dust cap in the center of the diaphragm, and robust, practical design make it suitable for various audio devices requiring recessed installation.
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  • Voice Coil Diameter
    72.5*72.5mm
  • Nominal lmpedance
  • AES Power Handing
    20W
  • Sensitivity
    86dB
  • Resonance Frequency
    120Hz
  • Effective Frequency Range
    F0 ~ 20 KHz
  • Listen Voltage
    10.95V
  • Weight
    136g

1758076700152181


Appearance


Basin/Frame: A square, rounded-corner black metal basket features a robust structure that effectively suppresses unwanted resonance. 

Symmetrical screw holes at the four corners facilitate standard installation.

Dust Cap:A slightly lighter-colored, circular dust cap sits at the center of the diaphragm. Its primary function is to prevent dust from entering the magnetic gap, 

protecting the internal voice coil, and it also participates in high-frequency reproduction.

Suspension:A black, corrugated rubber suspension surrounds the cone edge. It supports the diaphragm and allows for precise piston movement;

its compliance (softness) is crucial for low-frequency response.

Magnetic Circuit System:The relatively large magnetic circuit system (usually ferrite magnets) at the rear of the basket is clearly visible from a side view. 

This provides sufficient driving force for the speaker, indicating good power handling capability.


Features


Full-Range/Midrange Reproduction: Judging from the diaphragm size and structure, this unit is designed to reproduce midrange and some high-frequency sounds, 

and can be used as a full-range unit, especially adept at reproducing vocals.

Rugged Metal Construction: The metal basket provides excellent stability and heat dissipation, suitable for extended operation.

High-Efficiency Drive: The large magnetic circuit system ensures high electro-acoustic conversion efficiency (sensitivity).

Easy Integration: The standard square design and mounting holes allow for easy installation in various devices or speaker enclosures.


Advantages


Solid Sound: The robust construction helps reduce coloration, resulting in a cleaner, more solid sound.

Durable and Reliable: The metal frame and rubber surround ensure a long lifespan and high reliability.

Easy Installation: Standardized design simplifies the installation process.


Instructions


During installation, ensure all four screws are tightened evenly diagonally to prevent the frame from twisting or deforming. Deformation can easily cause 

the internal voice coil to rub against the magnetic gap (commonly known as "coil rubbing"), resulting in permanent damage.

Power Matching: Always use within the rated power range of the compatible amplifier. Overloading is strictly prohibited to prevent the voice coil from burning 

out instantly.

Handle with Care: Avoid pressing the diaphragm and dust cap with your hands to prevent deformation.


Application Scenarios


Car audio systems: Mid-bass speaker units installed in car doors.

Public address systems: Background music and voice announcement speakers in shopping malls, schools, and offices.

Home multimedia speakers: Computer multimedia speakers, portable Bluetooth speakers, etc.

Professional audio systems: Midrange units used in conference system speakers and stage monitor speakers.

Communication equipment: Handpiece speakers for walkie-talkies and telephones.


FAQ


Q1: What is your MOQ?

A: Our standard MOQ is 100 units for regular models. We can offer a lower MOQ for pilot orders, but the unit cost will be higher.


Q2: Can we customize the color or material of the speaker? 

A: Yes. Color and material customization is available for OEM/ODM orders. Please contact us with your specific requirements for a quotation.


Q3: Do you provide ODM/OEM services?

A: Yes, we specialize in ODM and OEM services. We can design and produce speakers according to your technical specifications or design drawings.


Q4: How long does it take to develop a new product?

A: The development time depends on the complexity. It typically takes 4-8 weeks for a new design, including prototyping and testing.


Q5: What are your payment terms? 

A: We commonly accept T/T (Bank Transfer). For new customers, 50% deposit is required to start production, and the balance 50% before shipment.


Q6: Can I mix different products in one container? 

A: Yes, mixed orders are welcome. This is a cost-effective way to import. We will provide a detailed packing list for each product.


Company Overview


Jiangxi Roxound Acoustic Company was established in 2006 and is a professional speaker manufacturer with 20 years of acoustics experience. It has established manufacturing bases in Dongguan, Jiangxi, and Vietnam. The company's products are mainly used in consumer electronics, security systems, automobiles, musical instruments, micro-sized devices, and professional applications. 


We are dedicated to providing high-quality speaker units and comprehensive solutions, including free EQ and DSP tuning, passive radiator, and duct design support. Leveraging simulation software such as Finemotor, a reliability design standard library, and a pre-design database accumulated over 15 years, we ensure efficient and reliable development. We can deliver samples within 3 days, complete projects within 7 days, and have access to a professional soundproof room to guarantee the precision of acoustic testing and verification.

1757498649854877



1757498698303354


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