In today’s boats, electric power rivals the importance of engine horsepower. Even the electronic control unit on today’s marine engines—that brain that makes outboards and inboards do what we want ...

Chinese display maker HKC has announced the world’s first consumer RGB LED monitor, the M10 Ultra, marking a new attempt to push LCD technology back into the high-end monitor segment dominated by OLED ...

Here is an interesting Car Battery Monitor circuit of a low power electronic dc voltmeter circuit that can be used with car electric systems that run on 12 volt batteries. The voltmeter is an expanded ...

This Design Idea describes a 9V battery-voltage monitor whose total parts cost less than 34 cents (Figure 1). You configure transistor Q 1 as a 10-mA current sink. LED 1, a Kingbright WP7104IT, is on ...