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 Professional Audio Monitoring: The PCBA enables accurate reproduction of high-resolution audio
files for studio engineers and audio professionals, allowing
critical listening and quality assessment during music production
and mastering processes. Audiophile-Grade Portable Listening: It serves as a dedicated high-fidelity music source for discerning
listeners, delivering studio-quality sound through premium
headphones and earphones while maintaining portable convenience. High-Resolution Audio Archiving: The PCBA facilitates the playback of archived lossless audio
formats, preserving the integrity of original recordings for
archival purposes and historical audio preservation. Reference Audio System Integration: Functions as a premium source component in high-end home audio
systems, providing pristine digital-to-analog conversion for
demanding audiophile setups and reference-grade equipment. Audio Equipment Testing and Evaluation: Provides a reliable reference signal source for testing
amplifiers, speakers, and headphones, ensuring accurate performance
measurements and quality verification. Digital Music Education and Appreciation: Serves as an educational tool for music students and enthusiasts
to experience uncompressed audio, helping develop critical
listening skills and appreciate subtle sonic details. Live Recording and Field Recording: Supports high-resolution audio capture and immediate playback
verification for field recording artists and live event producers
requiring immediate quality assessment.
PCBA Features High-Performance Digital-to-Analog Converter (DAC): The PCBA incorporates premium DAC chips capable of handling
high-resolution formats up to DSD512 and PCM 32-bit/768kHz, with
exceptional signal-to-noise ratio (typically >120dB) and
ultra-low distortion characteristics. Dual Clock Oscillator System: Implements separate precision crystal oscillators for 44.1kHz and
48kHz sample rate families, eliminating timing jitter and ensuring
accurate digital-to-analog conversion across all supported audio
formats. Advanced Power Supply Architecture: Features multiple independent voltage regulators with
sophisticated filtering and isolation for analog and digital
sections, preventing digital noise from contaminating sensitive
analog signals. Balanced Audio Output Circuitry: Includes fully differential amplification stages with matched
components for balanced headphone outputs, providing superior noise
rejection and increased dynamic range for demanding headphones. High-Speed Memory Buffer System: Incorporates dedicated RAM for audio data buffering, reducing read
errors from storage media and ensuring uninterrupted playback of
high-bitrate audio files. Multi-Layer PCB with Ground Plane Separation: Utilizes sophisticated PCB layout with separate ground planes for
digital, analog, and power sections, minimizing electromagnetic
interference and cross-talk between circuits. Modular Amplifier Stage Design: Features swappable amplifier modules or multiple discrete
amplifier circuits optimized for different impedance headphones,
allowing users to customize the sound signature to their
preference. Native Format Decoding Capability: Integrates powerful processors with hardware-accelerated decoding
for all major high-resolution formats including MQA, DSD, FLAC,
ALAC, and WAV without software conversion or compromise.
FAQ Question 1: What is needed for a quotation?
Answer:
PCB: QTY, Gerber file, and Technical Requirements( material/surface
finish treatment/copper thickness/board thickness,...)
PCBA: PCB information, BOM,(Testing documents...)
Q2: What file formats do you accept for production?
Answer:
PCB Gerber file
BOM list for PCB
Test method for PCBA
Q3: Are my files safe?
Answer:
Your files are held completely safe and secure. We protect the IP
for our customers in the whole process. All documents from
customers are never shared with any 3rd parties.
Q4: What is the shipment method?
Answer:
We can offer FedEx /DHL / TNT / UPS for shipment. Also, customer
provided shipment method is acceptable.
Q5: What is the payment method?
Answer:
Telegraphic Transfer in advance (Advance TT, T/T), PayPal is
acceptable. 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 |
| 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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