Monitors find problems

AC line monitors automatically display frequency, voltage, test an outlet's wiring, and record the number of voltage and frequency spikes and drops and minimum and maximum values.
By Staff February 1, 1999

AC line monitors automatically display frequency, voltage, test an outlet’s wiring, and record the number of voltage and frequency spikes and drops and minimum and maximum values. The device assists in detecting problems in ac line power, transformers, generators, and power supplies.

Pioneer Electric & Research

Circle 268