Model 881 In-Circuit ESR & DC Resistance Capacitor Tester Data Sheet In-Circuit ESR & DC Resistance Capacitor Tester Model 881 Model 881 is a new portable In-Circuit ESR Meter, the new compact hand-held tester can be used to measure the equivalent series resistance of electrolytic capacitors in or out of circuit and can also be used to measure low value non-inductive resistors. Model 881 is a must for anyone that tests or trouble shoots printed circuit boards. ■ Measures ESR with a range of 0.1 to 30 ohms ■ Three color front panel chart shows ESR readings of Good, Fair, and Bad ■ Measures DC Resistance with a range of 0.1 to 30 ohms ■ Automatically calibrates internal signal ■ 15mVp-p Output test voltage (will not turn on any solid- state devices) ■ Includes a one-handed tweezers test probe ■ Uses a standard 9VDC battery as power source Specifications Open circuit probe voltage Output test frequency Measures ESR ESR range Ω Measures DC Resistance DC Resistance range Ω Power 0.1 – 30 (25 segment LED bar scale) Beeps from 1 to 5 beeps depending on ESR of capacitor 0.5 – 30 flashing the LED One 9V battery or an external AC adapter (9V DC 100mA 5.5mm x 2.1mm center pin+) Power drain B&K Precision Corporation 22820 Savi Ranch Parkway, Yorba Linda, CA 92887 Tel: 714-921-9095, Fax: 714-921-6422 www.bkprecision.com Specifications subject to change without notice