213
The 213 Portable Oscilloscope combines a 3 1/2-digit DMM and 1MHz scope in one unit. Sweep rate of 0.4 microsec/div with x10 sweep magnifier. True RMS voltage and current measurements. Battery or AC line powered.
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Attenuator and Input Amplifier Schematic
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GM and RMS Converter Schematic
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Battery Charger and Power Supply Schematic
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