// CONTACT — OPEN CHANNEL
Contact
Project Inquiry · Technical Consultation · Collaboration
Inquiry Guide
31NS-Tech Hardware Lab handles hands-on engineering projects based on RF · BLE · NFC · Sensor · Mixed-Signal hardware.
For circuit design, RF tuning, product development, certification compliance, or mass production support — reach us at the contact info below.
Contact Information
- promisesmk@gmail.com
- nskim@31ns.kr
- Gwangmyeong-si, Gyeonggi-do, South Korea
What to Prepare
- Summary of required functionality or issue
- Operating environment details (temperature, power, range, RF conditions, etc.)
- Expected timeline / target specifications
TECH KEYWORDS
Key Technology Keywords
Referencing these keywords in your inquiry helps us respond more efficiently.
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INDEXED
| Category | Keywords |
|---|---|
| RF / Wireless | RF hardware development, BLE, NFC, 2.4GHz RF, Nordic BLE module, RF circuit design, RF output tuning, antenna tuning, impedance matching, 2.4G pattern antenna design |
| Circuit / PCB Design | PCB design, build-up PCB design, electronic circuit CAD, digital circuit, analog circuit, Mixed-Signal AFE, industrial sensor circuit, high-voltage/current control |
| Components / Modules | Ultrasonic sensor, piezo sound, LED flash circuit |
| Certification / Production | KC/FCC/CE certification, mass production management, DFM (design for manufacturability) |
| Software | Firmware development, embedded software |
| Services | Technical consultation, hardware development inquiry |