The mystery of adding LED lights to a modern BMW with CAN Bus (Controller Area Network) electrical system is easy to resolve. The “smart” CAN Bus smells a rat when you pop in an LED brake light or ...
This Design Idea describes a battery-operated, portable sound level meter (Figure 1). Its portability makes it useful for detecting the source of noise in automotive engines and power trains, factory ...
LEDs in portable devices often show power status, battery status, or Bluetooth-connection activity. LEDs can be major factors in determining battery life because their intensity is directly ...
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