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The Berry Electronics 2110 Test Set is a portable, battery operated, voice frequency test set for use in troubleshooting and maintaining telecommunications equipment. It provides calibrated test signals while simultaneously making frequency, level and noise measurements on voice frequency systems. Among the features included in the test set are input impedances of 600 ohms, 900 ohms, 1200 ohms, dual electronic hold circuits, choice of three noise weighting filters, full duplex operation, automatic send frequency sweep and simultaneous digital read out of both send and receive level and frequency.
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