24 Range Digital Multimeter 22-805 Manual | Radio Shack

Turn off all power to the circuit and discharge any capacitors before testing. Set the selector dial to the Ω (Ohm) position.

Before using the meter, ensure you are familiar with the Safety Precautions to prevent injury or equipment damage.

Touch the probes to the component. If the component is part of a circuit, it should be isolated for an accurate reading. radio shack 24 range digital multimeter 22-805 manual

The RadioShack 22-805 is a versatile, 24-range digital multimeter (DMM) designed for field, lab, and home use. Known for its durable build and 3¾-digit LCD display, it remains a reliable tool for measuring voltage, current, and resistance with high precision.

Temporarily freezes the displayed value for easy reading after disconnecting the probes. Turn off all power to the circuit and

Plug the black test lead into the (Common) jack and the red lead into the V/Ω/mA jack.

Features automatic range selection with a manual-ranging override for specific testing needs. Touch the probes to the component

Set the function selector to the desired or ACV position.

Touch the probes to the circuit in parallel. The meter will automatically select the best range for the reading.

RS-232 serial connectivity allows users to log and graph measurements on a PC using original MS-DOS or early Windows software.