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Heathkit IM-58 Harmonic Distortion Meter. Overall appearance is excellent except for a little dirt. Tan metal case has no significant flaws. Handle is very good. Front panel & markings excellent. Original power cord is very good. Not tested except it powered up, no smoke & meter moves freely full scale with no binding. Balance control extremely hard to turn, Frequency control not easy to turn. Approximate size in inches 13W, 8D, 9H. Item #8413

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