How to Prevent Hot Spots in Membrane Switches

Aug14
How to Prevent Hot Spots in Membrane Switches A common issue that many membrane switch manufacturers have when backlighting keypads are hot spots. A hot spot occurs when the light source used for backlighting doesn’t evenly distribute the light causing some areas to appear brighter (hot spot), while other areas

What are Membrane Switch Connectors?

Aug13
What are Membrane Switch Connectors? The connector on a membrane switch assembly is one of the most critical aspects of the machine interface as the connector attaches the membrane keypad to the product it will control. Without the connection working correctly the membrane switch is essentially useless. Connectors consist of

What are Carbon Pills in Rubber Keypads?

Aug10
What are Carbon Pills in Rubber Keypads? A typical silicone rubber keypad involves designing angled webbing around a switch center known as a flex wall. When the switch is pressed, the flex wall deforms and produces a tactile response. When fully pressed, the flex wall depresses the rear center of

What is a Gasket Design or Perimeter Seal in a Membrane Switch?

Aug08
What is a Gasket Design or Seal Frame in a Membrane Switch? The Achilles heel for membrane switch sealing is most always the flex tail breakout area. The tail typically breaks out of the rear of the switch and because the tail is made of the same material as the

What is a Dome Switch Keypad?

Aug07
What is a Dome Switch Keypad? When it comes to membrane switches, you basically have two options: a flat panel membrane switch or a dome switch membrane keypad. Dome switch keypads uses two circuit board traces under a flexible keypad using a metal dome. Metal domes (metal snap domes, or tactile
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