Author Archives: WorkingBear

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Apr27
How EMS fabricate a PCB Assembly?

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

Apr24
How to select a good actuator design for right angle connector?

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

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

For almost of the frequency radio apparatus, the Printed Circuit board must design the shielding frame/can to prevent the EMI (Electromagnetic Disturbance Interference) effect. The regular design will apply one shielding frame to mount on PCB by solder and another … Continue reading

Apr23
How many dimple need to be used for keypad metal dome?

Last article I mentioned that my company applied the metal dome without dimple as keypad contact solution just like the cell phone but we had trouble and met keypad press insensitive  issue. Now we solved the problem by adding the … Continue reading

Apr22
Why metal dome keypad must design dimple on it?

Recently my company phased in the metal dome as rubber keypad contact solution. This metal dome solution had been implemented to many cell phone keypad solution also. Better key press feeling, longer life and good reliability is the benefit to … Continue reading

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