The Vintage Westinghouse Analog Decibel Panel Meter is a high-quality unit made in the United States by the reputable brand Westinghouse. This rectifier type meter is capable of measuring decibel levels with precision, making it ideal for testing and measurement applications in various industries. With a power consumption of 1.7V and 6mW, and a resistance of 500?, this panel meter is a reliable and durable tool for accurately measuring sound levels in a wide range of professional settings.