FNIRSI USB Tester FNB58 vs FNB-C2: Best Power Meter for Charging?

FNIRSI USB Tester FNB58 vs FNB-C2: Best Power Meter for Charging? I’ve been testing two of FNIRSI’s most popular USB power meters side-by-side: the FNIRSI USB Tester FNB58 (4-28V, 7A) and the newer FNIRSI FNB-C2 (4-50V, 6.5A, 240W). Both are battery-powered and pack in features like fast charge protocol triggers and gravity sensors, but they … Read more

FNIRSI DSO-510 vs DST-201 vs 2C23T: Best Automotive Oscilloscope for Car Diagnostics?

FNIRSI DSO-510 vs DST-201 vs 2C23T: Best Automotive Oscilloscope for Car Diagnostics? I’ve been testing three FNIRSI handheld scopes side-by-side to figure out which one actually belongs in your car diagnostic kit. The DSO-510 is a pure 10MHz oscilloscope with a signal generator, the DST-201 packs a 19999-count multimeter into a 3-in-1 package, and the … Read more

FNIRSI LCR-P1 vs FNIRSI LCR-ST1: Best Transistor Tester for Component Testing?

FNIRSI LCR-P1 vs FNIRSI LCR-ST1: Best Transistor Tester for Component Testing? I’ve been testing the FNIRSI LCR-P1 and the FNIRSI LCR-ST1 side-by-side to help you decide which component tester fits your bench. The LCR-P1 is a versatile transistor tester with a 1.44-inch screen and NEC infrared analysis, while the LCR-ST1 is a compact 10kHz LCR … Read more

FNIRSI FNB58 vs FNB-C2 vs FNB48P: Best USB Tester for Fast Charging?

FNIRSI FNB58 vs FNB-C2 vs FNB48P: Best USB Tester for Fast Charging? If you’re trying to figure out which USB tester can actually handle your fast chargers, you’re looking at three of FNIRSI’s best: the FNB58 (4-28V, 7A), the new FNB-C2 (4-50V, 6.5A, 240W), and the FNB48P (4-24V, 6.5A). All three can trigger protocols like … Read more

FNIRSI DMT-99 vs DMC-100 vs HRM-10: Best Battery Tester for Maintenance?

FNIRSI DMT-99 vs DMC-100 vs HRM-10: Best Battery Tester for Maintenance? I’ve spent time testing the FNIRSI DMT-99 multimeter, the DMC-100 clamp meter, and the HRM-10 battery tester, and they each serve a different purpose despite all being from FNIRSI. The DMT-99 is a 9999-count TRMS multimeter with recording modes, the DMC-100 is a 600A … Read more

FNIRSI 2D15P vs FNIRSI 1013D Plus: Best Oscilloscope for Automotive Diagnostics?

FNIRSI 2D15P vs FNIRSI 1013D Plus: Best Oscilloscope for Automotive Diagnostics? If you’re shopping for an oscilloscope to use in your garage or workshop, you’re probably looking at the FNIRSI 2D15P and the FNIRSI 1013D Plus. Both are 2-channel, 100MHz portable scopes, but the 2D15P packs in a multimeter and signal generator, while the 1013D … Read more