Multimeters

9 best FNIRSI Multimeter portable handheld I’ve spent countless hours troubleshooting circuits, and I know the struggle of juggling a multimeter, an oscilloscope, and a signal generator on a cluttered bench. You need one device that does it all without sacrificing accuracy or portability. That’s exactly why I dug into the best FNIRSI multimeter portable … Read more

3 best FNIRSI Multimeter for DIY projects If you’re elbow-deep in a DIY project, you need a multimeter that won’t lie to you or die halfway through. I’ve tested a pile of them, and these three FNIRSI models stand out for their accuracy, 9999-count resolution, and real-world features that actually help you finish the job. … Read more

7 best FNIRSI Multimeter for intermittent problems Intermittent problems are the worst. You know the feeling — a circuit acts up for a split second, then goes back to normal the moment you grab your meter. That’s why I put together this list of the best FNIRSI multimeter for intermittent problems. You need a tool … Read more

5 best FNIRSI Multimeter for bench use If you’re like me and you spend hours troubleshooting circuits on a bench, you know the pain of juggling a separate multimeter, oscilloscope, and signal generator. The best FNIRSI multimeter for bench use should cut that clutter without sacrificing accuracy or bandwidth. I’ve spent weeks testing these five … Read more

5 best FNIRSI Multimeter for hobbyists If you’re a hobbyist who’s tired of guessing whether a capacitor is bad or a transistor is fried, you need a meter that actually keeps up. FNIRSI makes some of the most capable multimeters I’ve tested for the money, with features like 9999-count TRMS accuracy and data logging that … Read more

3 best FNIRSI LCR Meter with auto component detection If you’ve ever spent ten minutes trying to figure out if a salvaged capacitor is good or just junk, you know the pain. That’s exactly why I wanted a meter that handles auto component detection without any guesswork. I needed something that could identify parts fast … Read more

3 best FNIRSI Multimeter for home use If you’re a DIYer or hobbyist, you don’t need a lab-grade meter for basic electrical work around the house. You need something accurate enough to trust, but simple enough to use without a manual every time. After testing a handful of FNIRSI models, I narrowed it down to … Read more

3 best FNIRSI LCR Meter for resistor testing If you’re tired of guessing resistor values or pulling out a multimeter that only gives you a ballpark, you need a real LCR meter. I’ve been down that road, and after testing a handful of these, I narrowed it down to the three best FNIRSI LCR Meter … Read more

3 best FNIRSI LCR Meter for audio equipment repair If you repair audio gear, you know bad caps and drifting inductors are the root of most problems. Finding them fast requires an LCR meter that reads ESR, Q, and D accurately at the right frequency. I’ve spent weeks testing three FNIRSI meters on vintage amps, … Read more

FNIRSI FNB58 vs FNB48P vs FNB-C2: Best USB Power Meter for Charging Analysis? If you’re trying to pick between the FNIRSI FNB58 (4-28V, 7A), the FNB48P (4-24V, 6.5A), and the newer FNB-C2 (4-50V, 6.5A, 240W), you’re not alone. I’ve spent time with all three to figure out which one actually delivers the data you need … Read more