Extech 380400 Resistance Decade Box

Product Description The product type is Extech Instruments 380400 Resistance Decade Box. Manufactured by Extech Instruments. From the Manufacturer Resistance decade box for product design or calibration checks. It features 7 decades of substitution from 1 to 11 111 110? in 1? increments. 1% accuracy. 3 binding posts permit isolated substitutions and grounding the case separately.