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High frequency PCBs are designed to operate at frequencies typically above 1 GHz. They require specific materials and design considerations to minimize signal loss and maintain performance in applications like telecommunications and advanced computing.

There are numerous types of SMT components, including resistors, capacitors, transistors, diodes, and integrated circuits, which vary in size and functionality.

An SMT line is a production line equipped with machines for the sequential processes of SMT assembly, including solder paste application, component placement, reflow soldering, and inspection.

The term "turnkey" refers to a product or service that is ready for immediate use upon delivery. It comes from the idea of a house being ready to move into as soon as the key is turned in the lock, implying no additional work is required by the buyer.

Turnkey EMS (Electronics Manufacturing Services) involves a comprehensive service provided by EMS companies that manage the entire manufacturing process of electronic components and assemblies, from design and procurement to assembly and testing, delivering a ready-to-use product.

OEM stands for Original Equipment Manufacturer, a company that designs and manufactures a product. CEM (Contract Electronics Manufacturer) is similar to EMS, providing manufacturing services to OEMs under contract. The term CEM is often used interchangeably with EMS, though EMS may offer a broader range of services, including design and after-sales support.

PCB component sourcing refers to the process of finding and purchasing the electronic components needed for a printed circuit board (PCB) assembly. It includes identifying suppliers, verifying component quality, and ensuring timely delivery to meet production schedules.

Avoid common PCB soldering problems by ensuring proper PCB and component storage to prevent oxidation, using suitable flux and solder, maintaining optimal soldering temperatures, and employing adequate preheating and cleaning processes.

Solderability refers to the ability of a material, typically a metal, to be soldered effectively, allowing for proper wetting and adhesion of the solder to the material's surface.

Common soldering problems include cold joints, overheated components, solder bridges (shorts), insufficient wetting, and excessive flux residue. These issues can compromise electrical connections and the reliability of the PCB.