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The ZM-104 from TOA Electronics is a portable impedance meter that can measure the impedance of speaker lines up to 100 k ohms. It has an adjustable zero for accuracy on all ranges. It runs on four "AA" batteries and has an easy-to-read meter that calibrates directly in ohms. It includes a carrying case, test leads, and impedance-to-power reference chart.
In the Box
Toa Electronics ZM-104 - Portable Impedance Meter
Set of Measuring Leads
5 Year Limited Warranty
Table of Contents
x 1 Range: 5-1000 ohms
x 10 Range: 50-10000 ohms
x 100 Range: 500-100,000 ohms