OP-AMP with Electric Variable Resistor (EVR)
Manufacturer's part number :
The NJM2172 is a single supply, dual OP-AMP with electric variable resistor (EVR), which contains buffer amplifier, OP-AMP, reference voltage circuit, EVR and EVR control circuit. The reference is fixed around 1/2 V+ level internally, and only required few external parts. The A and B EVR is control separately, and amp drive up to 100Ω(typ.) load. The NJM2172 is suitable for camcorder, CD, MD, and other audio signal process system.
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