PCBA  Images

About TECircuit

Found: TECircuit has been operating since 2004.

Location: An electronics manufacturing service(EMS) provider located in Shenzhen China.

Item: Customizable EMS PCB, offers a full range of one-stop shop services.

Service: Printed Circuit Board (PCB)and Printed Circuit Board Assembly(PCBA), Flexible Printed Circuit Board(FPC), Components Sourcing, Box-Building, Testing.

Quality Assurance: UL,ISO 9001, ISO 14001, ISO 13485, ITAF 16949 andcomplied with ROHS and REACH.

Factory Pictures:
Company's own plant : 50,000 sqm; Employees : 930+; Monthly production capacity : 100,000 m2

PCBA  Applications

• Vintage Aesthetic Audio Streaming: The PCBA enables wireless Bluetooth audio playback while maintaining classic retro designs like vintage radio or boombox appearances, combining nostalgic visual elements with modern connectivity for home decor and audio enjoyment.

• Multi-Room Vintage Audio Systems: Supports connection with multiple retro-style speakers through advanced wireless protocols, allowing users to create synchronized vintage-themed audio environments throughout different rooms while maintaining consistent acoustic performance.

• Portable Outdoor Entertainment: Provides robust wireless audio solution for outdoor activities and gatherings, featuring durable construction and long battery life while maintaining vintage design aesthetics that appeal to style-conscious users.

• Smart Home Integration with Classic Design: Functions as a discrete smart home controller with voice assistant compatibility, hidden within vintage-style enclosures that blend seamlessly with traditional home decor while providing modern smart features.

• Audiophile-Grade Wireless Listening: Delivers high-resolution audio streaming through advanced codec support while maintaining vintage amplifier characteristics and warmth that appeal to discerning listeners seeking both modern convenience and classic sound signatures.

• Hospitality and Retail Atmosphere Creation: Used in hotels, restaurants and retail spaces to provide ambient music with vintage charm, enhancing customer experience through carefully curated audio environments that complement retro-themed interior designs.

• Collector and Enthusiast Markets: Serves specialized markets seeking authentic reproduction or modern interpretations of classic audio equipment with updated internal electronics while preserving external period-correct appearance and control interfaces.

PCBA Features 

1. Advanced Bluetooth Connectivity System: The PCBA incorporates latest Bluetooth 5.3 technology with support for high-quality audio codecs including LDAC, aptX HD, and AAC, ensuring premium wireless audio quality while maintaining backward compatibility with older devices.

2. Class D Audio Amplification: Features efficient Class D amplifier circuits delivering substantial output power (typically 20W-100W) with low distortion and heat generation, while allowing for compact form factors that fit within vintage-style enclosures.

3. Multi-Source Input Selection: Includes comprehensive input options including Bluetooth, auxiliary line-in, USB audio, and sometimes FM radio, with automatic source detection and switching circuitry for seamless operation between different audio sources.

4. Advanced Power Management System: Employs sophisticated battery management ICs with fast charging capability (USB-C PD compatible), providing 8-24 hours of continuous playback while supporting pass-through power operation when connected to mains electricity.

5. Precision Tone Control Circuitry: Implements analog or digital tone control systems with dedicated bass and treble adjustment, often incorporating vacuum tube simulation circuits to recreate classic warm audio characteristics favored by vintage audio enthusiasts.

6. Physical Control Interface Integration: Maintains traditional control elements like rotary volume knobs, mechanical band selectors, and vintage-style VU meters while integrating modern touch controls, all interfaced through the central PCBA control system.

7. Dual-Channel Audio Processing: Supports stereo separation and sometimes includes virtual surround sound processing, creating expansive soundstage from single enclosure designs while maintaining the physical constraints of vintage-style speaker cabinets.

8. Environmental Durability Features: Incorporates moisture-resistant coatings, reinforced connector mounting, and vibration-dampened component installation to ensure reliability in various usage environments while preserving the delicate vintage exterior aesthetics.

FAQ

​PCB & PCBA  Description​

PCB Assembly OEM Service

Electronic Components Material Purchasing

Bare PCB Fabrication

Cable, Wire-harness Assembly, Sheet Metal, Electrical Cabinet Assembly Service

PCB Assembly Service: SMT, BGA, DIP

PCBA test: AOI, In-Circuit Test (ICT), Functioal Test (FCT)

Conformal Coating Service

Prototyping and Mass Production

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PCBA ODM service

PCB Layout, PCBA Design According To Your Idea

PCBA Copy/Clone

Digital Circuit Design / Analog Circuit Design/ lRF Design /Embedded Software Design

Firmware and Microcode Programming Windows Application (GUI) Programming/Windows Device Driver (WDM) Programming

Embedded User Interface Design / lSystem Hardware Design

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