What is the component circled in blue? Why is there a contact pad underneath the end of it? This is a LED Message Board pcb (tf-a6uw). Just curious.
LED control board component identification
- Thread starter benphillips
- Start date
Delta Prime
- Joined Nov 15, 2019
- 1,311
It's a crystal it is cleaved or cut to oscillate at a very specific resonant frequency it's a science all its own.
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