
( Brand: Amprobe ), ( Manufacturer Part Number: AM-4 ), ( Part Type: Multimeter Case )
The Amprobe AM-4 Digital Multimeter is a versatile and reliable instrument designed for professionals and DIY enthusiasts alike. This digital multimeter features a large, backlit LCD screen that makes it easy to read even in low light conditions. The screen displays measurements in various units, including DC voltage, AC voltage, DC current, and resistance, ensuring that you can accurately gauge the electrical properties of various components.
The AM-4 boasts a wide measuring range, with a DC voltage range of 20V to 1000V, an AC voltage range of 40V to 1000V, a DC current range of 0-20A, and a resistance range of 200 to 20M . This wide range makes it suitable for a variety of applications, from basic electrical troubleshooting to more advanced tasks such as component testing and circuit debugging.
One of the standout features of the AM-4 is its auto-ranging function. This feature automatically selects the appropriate measurement range based on the input signal, reducing the risk of measuring errors and ensuring accurate readings. The multimeter also features a data hold function, which allows you to temporarily freeze the current reading on the screen, making it easy to compare readings or take notes.
The AM-4 is built with durability in mind, featuring a rugged, water-resistant case that can withstand accidental drops and exposure to moisture. The multimeter is also equipped with a large, easy-to-use dial that allows you to quickly and easily select the desired measurement function. The dial features large, clear markings and a locking mechanism to prevent accidental changes.
In addition to its measurement functions, the AM-4 also features a diode test function, which allows you to check the direction of current flow through a diode. This can be useful for troubleshooting faulty circuits and identifying damaged components. The multimeter also features a continuity test function, which uses a beep to indicate when a circuit is complete.
Overall, the Amprobe AM-4 Digital Multimeter is a powerful and versatile tool that is perfect for a wide range of electrical applications. Its large LCD screen, wide measuring range, and auto-ranging function make it easy to use, while its rugged construction and additional functions such as the diode test and continuity test make it a valuable addition to any toolbox. Whether you're a professional electrician or a DIY enthusiast, the AM-4 is a reliable and accurate multimeter that you can count on.
Pros of buying a Amprobe Digital Multimeter AM-4:1. Wide range of measurements: The AM-4 can measure AC/DC voltage, current, resistance, and continuity, making it a versatile tool for various electrical applications.
2. Auto and manual ranging: It has an auto-ranging feature that selects the appropriate measurement range based on the input, and a manual range selection for more specific measurements.
3. Backlit display: The backlit display makes it easy to read the measurements in low-light conditions.
4. Rugged and durable: The AM-4 is designed for industrial use and has a rubberized housing for protection against drops and shock.
5. Affordable price: Compared to other digital multimeters, the AM-4 is reasonably priced, making it a cost-effective option for homeowners and DIY enthusiasts.
Cons of buying a Amprobe Digital Multimeter AM-4:1. No data hold function: The AM-4 does not have a data hold function, which allows you to temporarily freeze the display to record a measurement.
2. No auto power-off feature: The AM-4 does not have an auto power-off feature, which can save battery life when not in use.
3. Limited input impedance: The AM-4 has a limited input impedance of 10 M , which may not be suitable for measuring high impedance devices.
4. No additional features: Compared to more advanced digital multimeters, the AM-4 does not have additional features such as true RMS measurement, temperature measurement, or frequency measurement.
Conclusion:The Amprobe Digital Multimeter AM-4 is a budget-friendly and versatile tool for electrical measurements. Its wide range of measurements, auto and manual ranging, and rugged design make it a suitable option for homeowners and DIY enthusiasts. However, its lack of data hold function, auto power-off feature, and limited input impedance may be limiting factors for some users. If you require additional features or higher accuracy, you may want to consider more advanced digital multimeters.
Recommendation:If you are looking for a budget-friendly and versatile digital multimeter for basic electrical measurements, the Amprobe Digital Multimeter AM-4 is a good option. However, if you require more advanced features or higher accuracy, you may want to consider other digital multimeters that offer those features at a higher price point.
With case, probes and manual: this is a used vintage multi meter. Vintage from late 70s or early 80's.
Overall great shape, looks almost like new contact and info: please us through directly, for any questions or concerns. The LCD has a dark spot in middle, but does not affect readout or operation.