The Model 160B is a wide-range Digital multimeter capable of measuring voltage, current, and resistance. The Model 160B offers seven ranges of voltage from lmV to 1000 volts, nine ranges of current from lOnA to 1000mA, and ten ranges of resistance from 1Ω to 1000MΩ. The Model 160B display is 3 digits plus 100% overrange. 1-2. FEATURES, a. Voltage sensitivity to 1 microvolt per digit. b. Current sensitivity to O.OlnA per digit. c. Resistance sensitivity to O.OOlΩ per digit. d. Floating capability to ±1200 volts above case. e. Built-in analog output. f. Optional Model 1602B Digital Output. g. Optional Model 1688A Rechargeable Battery Pack. OPTIONAL MODEL 1602B DIGITAL OUTPUT. The Model 1602B is a field-installable digital output option which enables digital data recording and processing. The open-collector BCD outputs are TTL compatible. OPTIONAL MODEL 1688A RECHARGEABLE BATTERY PACK. The Model1688A Is an accessory battery pack which enables either line or battery operation by use oi the front panel Power Selector Switch. The Model 160B provides built-in recharging circuitry Lor use with the Model 1688A. The battery pack is fieId-installable in the Model 160B chassis.