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Page 9
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Radio Shack 21-417 manual 86,1*#7+#$8,2#,1387#-$&.#, Fm Page 9 Thursday, February 17, 2000 902 AM

21-417 specifications

The Radio Shack 21-417 is a versatile and compact digital multimeter that caters to both amateur and professional electronics enthusiasts alike. Known for its affordability and reliability, the 21-417 integrates a wide range of features designed to facilitate various electrical measurements in a user-friendly format.

One of the standout features of the Radio Shack 21-417 is its digital display, which provides a clear and easy-to-read interface for users. The large LCD screen features a high-contrast output, making it simple to view measurements in various lighting conditions. This multimeter is capable of measuring AC and DC voltage, offering a maximum range of 600 volts for AC and DC, which is ideal for working on household electrical systems or automotive diagnostics.

In addition to voltage measurements, the Radio Shack 21-417 is equipped to measure resistance with a range of up to 2 megaohms. This capability allows users to test and troubleshoot circuits effectively, ensuring optimal performance in electronic projects. The multimeter also features a continuity buzzer, an invaluable tool for quickly determining whether a circuit is complete or if any breaks exist.

Another significant characteristic of the 21-417 is its diode testing feature. This function allows users to verify the integrity of diodes and other semiconductor devices, making it useful in both repair situations and educational settings. The multimeter is powered by a standard 9-volt battery, ensuring that it remains portable and convenient for fieldwork.

The compact design of the Radio Shack 21-417 enhances its usability, allowing it to fit comfortably in a toolbox or be easily carried in a glove compartment. The device comes with test leads that are built to withstand regular use and provides a secure connection for accurate measurements.

Overall, the Radio Shack 21-417 appeals to a broad range of users, thanks to its robust feature set, ease of use, and reliable performance. Whether performing routine electrical checks or tackling more complex electronic projects, the 21-417 stands as a perfect companion for anyone engaged in hands-on electronics work. It embodies an excellent balance of functionality and affordability that has made it a favored choice for countless hobbyists and professionals.