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Home > Products > 1 Inch > Tweeter for Home Audio Systems

CDT16A-042

Tweeter for Home Audio Systems

This is a compact, small, circular electromagnetic speaker. Its core features include a smooth metal diaphragm, bilaterally symmetrical metal electrodes, and a compact, integrated structure. This design focuses on achieving clear, high-frequency sound reproduction within limited space, and is often used in electronic devices with strict size requirements.
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  • 55
  • Voice Coil Diameter
    Φ28mm
  • Nominal lmpedance
  • AES Power Handing
    10W
  • Sensitivity
    85dB
  • Resonance Frequency
    1700Hz± 20% Hz
  • Effective Frequency Range
    F0 ~ 20KHz
  • Listen Voltage
    2V
  • Weight
    20g

1758787956728661


Appearance


Diaphragm: Made of a smooth silver metal or black composite material with a hemispherical convex shape. The metal diaphragm contributes to high-frequency response.

Frame: Made of black plastic, it supports the internal magnetic circuit and diaphragm.

Electrode Connection: There are flat silver metal electrodes on each side of the frame for soldering, a typical feature of electromagnetic drivers.


Features



Electromagnetic Drive: Operates on electromagnetic principles and typically offers high sensitivity, making it suitable for playing mid- and high-frequency signals such as voice 

and notification sounds.

Excellent High-Frequency Response: The metal diaphragm design delivers excellent performance in the mid- and high-frequency range, resulting in clear, bright sound.

Ultra-Thin Design: The overall thickness is very thin, making it ideal for applications with height constraints.

Welded Connection: Electrodes on both sides are directly soldered to the printed circuit board (PCB), ensuring a stable and reliable connection.



Advantages


Space Saving: Its extremely small size and ultra-thin profile are its primary advantages.

High Sensitivity: Easy to drive, achieving ample volume at low power levels.

Simple Installation: Secure via brackets on the frame or by directly gluing, then soldering electrodes, simplifying the assembly process.


Instructions


Installation: Place the speaker into the designated space in the device housing and secure with brackets, screws, or adhesive. The mounting surface must be flat to ensure 

unobstructed access to the sound outlet in front of the diaphragm.

Circuit Soldering: Correctly solder the audio output wires on the circuit board to the two electrodes. Pay special attention to polarity: Verify the polarity according to the product 

specification or through testing. Reverse polarity will result in phase errors, affecting sound quality and performance.

Driver Matching: Match the speaker to the appropriate driver circuit (amplifier) to avoid exceeding the rated input power.


Application Scenarios


Wearable devices: Smart watches, Bluetooth headsets (used as notification sound units).

Portable medical devices: Hearing aids, portable monitoring device alarms.

Precision electronics: Small Internet of Things (IoT) sensors, smart cards, and core sound generators in high-end toys.

Communications devices: Mobile phones, intercom receivers.


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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