The circuit in Figure 1 provides a low-cost, isolated ac-line monitor that measures ac-line-voltage level and has some other unique capabilities. The analysis of the circuit is straightforward: When ...

If Henry Ford walked into most any factory today, his jaw would likely hit the ground. The modern factory floor looks little like the assembly line of Ford's day. Massive humming machines, robotic ...

The microcontrolled PLM Series of octal plug-in three-phase voltage monitors protects three-phase motors and other sensitive three-phase equipment from damaging or destructive voltage faults, the ...