Author Archives: WorkingBear


Apr27
How EMS fabricate a PCB Assembly?

post on April 27, 2015

How EMS (Electronic Manufacturing Services) fabricate a PCB (Printed Circuit Board) Assembly? This article is writing for the people who still not yet really under what is the PCB Assembly. Because WorkingBear found there are many people just come to … Continue reading →

Manufacture, SMT, Soldering     WorkingBear    Views (16,454)     comments (2)
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Apr24
How to select a good actuator design for right angle connector?

post on April 24, 2015

As my personal feeling that Right-angle FPC ZIF connector is really more easily to use than Drawer type of ZIF connector. Even right-angle connector is good but do you know how to select a good design of this kind of … Continue reading →

Connector, Design, Manufacture, Quality     WorkingBear    Views (5,475)     comment (0)

Apr23
The benefit to use shielding clips to instead of shielding frame

post on April 23, 2015

For most RF (Radio Frequency) devices, the PCB needs a shielding frame or shielding can to reduce the effects of EMI (Electromagnetic Interference). A common design uses a shielding frame that is soldered to the PCB, along with a separate … Continue reading →

Design, SMT, Soldering     WorkingBear    Views (8,440)     comment (0)

Apr23
How We Solved the Keypad Sensitivity Issue by Switching to a 3-Dimple Metal Dome Design

post on April 23, 2015

In my previous post, I mentioned that our company once used metal domes without dimples as the keypad contact solution—similar to what’s used in some cell phones. However, we soon ran into a problem: the keypads were not sensitive enough … Continue reading →

Design, Keypad, Quality     WorkingBear    Views (8,200)     comments (2)
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Apr22
The Importance of Dimples in Metal Dome Keypads

post on April 22, 2015

Recently, our company introduced metal dome technology as a contact solution for rubber keypads, a trend also seen in many cell phone keypad designs. The advantages of using metal domes include a better key press experience, extended lifespan, and improved … Continue reading →

Design, Keypad, Quality     WorkingBear    Views (8,020)     comment (0)