Micronta Field Strength and SWR Tester Meter Radio Shack 21-525B

This vintage measures the field strength of a radio signal, which indicates the strength of the signal at a specific location. This MICRONTA Field Strength SWR Meter Tester is a rare find for CB radio enthusiasts and radio communication hobbyists alike. With its universal compatibility and AM band capabilities, it is perfect for use with CB radios, SSB radios, and HAM radios. Box is not in great shape due to age and storage but unit is all in tact.