The PM8907/830 is a universal mains-power adapter (the Adapter or Product) for measurement, control, and laboratory equipment. The Adapter is intended to operate and charge the 120-Series ScopeMeter Test Tool, 43B Power Quality Analyzer, and other products that require the PM8907 mains adapter. The Adapter is based on the switched-mode concept for high efficiency and low stand-by power consumption. It operates in a wide range of input voltages from 100 Vac up to 240 Vac nominal. A universal set of mains cords is included to make the Adapter suitable for most types of mains outlet.