Resources

Kinghelm DIP Switches for Consumer Electronics | Reliable & Cost-Effective Configuration

2026-02-03 7

Kinghelm offers a complete range of DIP switches for consumer electronics, featuring stable performance, manufacturing-friendly design, and cost-effective, supply-stable solutions for electronics buyers.

Industrial HDMI Connectors: SMT vs THT, RA vs Vertical

2026-01-29 29

Learn how to choose industrial HDMI connectors by comparing SMT vs through-hole (THT) termination and right-angle vs vertical orientations. This practical guide covers vibration resistance, signal integrity, EMI/ESD, sealing (IP65–IP69K), compliance, and real-world selection checklists for industrial, medical, and kiosk applications.

Why Kinghelm Fiberglass Antennas Outperform Traditional Metal Antennas | Durable, Lightweight & High-Performance

2026-01-26 17

Discover why Kinghelm fiberglass antennas are the smart choice over metal antennas. Lightweight, corrosion-resistant, and designed for superior signal quality, they excel in maritime, outdoor, and industrial applications while offering long-term cost savings and sustainability.

Kinghelm KH-MMCX-Z: A Cost-Effective Alternative to Amphenol MMCX6251N1-3GT30G-50

2026-01-20 42

Kinghelm KH-MMCX-Z is a cost-effective MMCX connector alternative to Amphenol MMCX6251N1-3GT30G-50, offering 50Ω impedance, push-on coupling, stable supply, and reliable RF performance for wireless applications.

Amphenol 903-499J-51P2 Alternative | KH-MCX-KE-Z Low-Cost RF Connector Replacement

2026-01-14 25

Looking for an Amphenol 903-499J-51P2 alternative? Kinghelm KH-MCX-KE-Z is a cost-effective 50Ω RF PCB connector replacement with reliable performance and fast supply.

KH-BNC50-3511: A Cost-Effective Alternative to TE Connectivity 1-1337541-0

2026-01-06 44

A cost-effective alternative to TE Connectivity 1-1337541-0, Kinghelm KH-BNC50-3511 is a 50 Ω vertical PCB-mounted BNC jack designed for panel-mount RF applications up to 3 GHz.

KH-SMA-KE-Z: A Cost-Effective Alternative to TE Connectivity 5-1814832-2 SMA PCB Jack

2025-12-30 39

KH-SMA-KE-Z is a cost-effective SMA PCB jack alternative to TE Connectivity 5-1814832-2, offering 50Ω impedance, vertical through-hole mounting, reliable RF performance, and significant BOM cost savings for RF and wireless applications.

Differences Between Y-Type and U-Type Female Header Connectors and Their Applications

2025-12-25 40

This article provides a clear and practical comparison between Y-type and U-type female header connectors, focusing on their structural designs, functional differences, and typical application scenarios. By analyzing the advantages and limitations of each connector type, it helps engineers, product designers, and electronics manufacturers make informed decisions during component selection. Whether used for signal distribution, power transmission, or PCB interconnections, choosing the right female header connector plays a crucial role in ensuring system reliability, performance stability, and cost efficiency in electronic designs.

Technical Analysis of Electrical Connectivity Between FPC and PCB

2025-12-24 71

This article provides a comprehensive technical analysis of electrical connectivity between Flexible Printed Circuits (FPC) and Printed Circuit Boards (PCB). It introduces the fundamental concepts of FPCs and PCBs, explains common connection methods such as soldering, connectors, and conductive adhesives, and discusses key material selection considerations. In addition, the article examines critical soldering processes and highlights common challenges including thermal management, mechanical stress, and signal integrity. Finally, future development trends in FPC-to-PCB interconnection technology are explored, offering valuable insights for electronic design engineers and manufacturers seeking reliable and high-performance interconnection solutions.

KH-SMA-K513-G: A Cost-Effective Alternative to TE 5-1814400-1 SMA PCB Connector

2025-12-23 70

KH-SMA-K513-G is a cost-effective right-angle SMA PCB connector alternative to TE 5-1814400-1, offering 50Ω impedance, DC–18 GHz performance, wide temperature range, and up to 85% cost savings for RF and wireless designs.

Board-to-Board Connectors: Types, Applications, and selection Guide

2025-12-18 180

Learn what Board-to-Board connectors are, explore common types such as mezzanine, coplanar, right-angle, and floating connectors, and discover how to choose the right solution for compact, reliable PCB designs. This guide explains key applications and selection tips with insights from Kinghelm.

Wire-to-Board Connectors: Key Features, Applications, and selection Tips

2025-12-16 109

Explore the key differences between Through-Hole and Surface-Mount Wire-to-Board connectors, their features, applications, and selection tips. Learn how to choose the right connector for your electronic designs and discover Kinghelm's high-performance connector solutions for various industries.

FFC vs FPC: How to Choose the Right Cable and Connector for Your Device

2025-12-11 193

Learn the key differences between FFC and FPC cables and how to choose the right connector for your device. Compare flexibility, design, pitch, and applications.

RF cable explained: How is it different from coaxial?

2025-12-04 221

Learn the key differences between RF cable and coaxial cable, including structure, frequency range, applications, connectors, and performance tips to help you choose the right cable for your project.

RF cable explained: How is it different from coaxial?

2025-12-03 3

You may think rf cable and coaxial cable are the same. Many people use both words like they mean the

Choosing Between PCB and Cable RF Connectors: Key Differences and Use Cases

2025-12-02 275

Choosing the right RF connector is critical for signal integrity and system reliability. This guide compares PCB and cable RF connectors, explaining key differences, use cases, performance factors, and selection tips for engineering and procurement teams.

What Is an RF PCB Connector?

2025-11-25 235

A practical engineering guide to RF PCB connectors, covering connector types, impedance design, applications, and best practices for high-frequency PCB systems.

What is MMCX connector

2025-11-18 205

Learn what an MMCX connector is and how it is used in RF modules, IoT devices, wearables, and wireless systems. This guide covers MMCX connector characteristics, development history, parameters, applications, roles, and major global manufacturers—ideal for procurement and engineering teams in consumer electronics.

What is MCX connector

2025-11-11 225

In modern consumer devices, where compact RF interfaces play a critical role, the MCX connector

Comprehensive Guide to Wire-to-Board Connector Types: From Structure to Applications

2025-11-07 235

In the fast-paced world of consumer electronics, reliable electrical connections are the backbone of efficient product design. Among these, the Wire-to-Board Connector stands as a vital interface linking cable assemblies to printed circuit boards (PCBs). For procurement and engineering teams, understanding the diverse structures, types, and applications of these connectors is essential for optimizing performance, cost, and assembly efficiency.