Cathodic Protection Tester Practice Exam

Hybrid meters commonly have what type of display?

1. Only electronic

2. Only analog

3. Electronic with digital readout

4. Electronic with analog displays

The correct answer is: Electronic with analog displays

Hybrid meters are designed to combine the benefits of both electronic and analog measurement technologies. They typically feature an electronic component that provides a digital readout, along with an analog display that shows variations in readings through a dial or pointer. The electronic aspect allows for precise numerical readings, which can be easily recorded and interpreted, while the analog display offers a quick visual representation of changes over time, which can be crucial in applications like cathodic protection testing. This dual-display feature enables users to gain insights from both types of displays—taking advantage of the accuracy of digital measurements alongside the immediate visual feedback of an analog scale. Such versatility makes hybrid meters effective tools for various applications, including monitoring corrosion and ensuring the effectiveness of cathodic protection systems.