What is the purpose of a signal level meter?

A signal level meter is specifically designed to measure signal strength in a given system, typically in the context of cable television and satellite communications. The primary function of this device is to assess the intensity of the signal being received, which is crucial for maintaining the quality of the transmission. By measuring signal strength, a technician can identify potential issues, such as weak signals or interference, and take appropriate measures to ensure that the signal is strong enough to provide clear audio and video output. This capability makes the signal level meter an essential tool for professionals involved in installation and maintenance of communication systems.

While other tools or meters might measure parameters like capacitance, electrical resistance, or even calibrate equipment, these functions are not what a signal level meter is designed for. Its focus is solely on the evaluation of signal strength, which is critical for optimizing performance in communication networks.