FNIRSI 1014D 2 in 1 Oscilloscope Review I was tired of lugging around separate gear for my electronics bench work. I needed a scope that could also generate test signals without taking up all my desk space. So I tested the FNIRSI 1014D Oscilloscope 2 in 1 Digital Oscilloscope DDS Signal Generator to see if … Read more
FNIRSI DST-201 3IN1 Multimeter Oscilloscope Review I was tired of carrying separate tools for voltage checks, waveform testing, and signal generation. So I picked up the FNIRSI DST-201 3IN1 Digital Multimeter 19999 Counts TRMS, 1MHz Bandwidth Handheld Oscilloscope Multimeter DDS Generator to see if it could really replace three devices. This little black box packs … Read more
FNIRSI HRM-10 Battery Tester Review Ever wonder if that pile of old batteries is dead or worth keeping? I grabbed the FNIRSI HRM-10 Voltage Internal Resistance Battery Tester to finally stop guessing, and it measures both voltage and internal resistance up to 200Ω and 100V. This milliohmmeter is built for anyone who works with batteries … Read more
FNIRSI 1013D Plus Oscilloscope Review I’ve been tinkering with electronics for years, and I finally got tired of hauling a bulky bench scope around. I picked up the FNIRSI 1013D Plus Oscilloscope – Portable Handheld Tablet Oscilloscope with 100X High Voltage Probe, 2 Channels 100Mhz B to see if it could replace my old setup. … Read more
Losing the manual doesn’t mean you can’t understand your Noco Genius charger. The LEDs on the front tell you everything about your battery’s health and charge status. Knowing what these lights mean helps you charge safely and avoid damaging your battery. Each Noco Genius model uses a similar color and pattern system to communicate. A … Read more
FNIRSI DSO152 Handheld Oscilloscope Review I was tired of hauling a bulky benchtop oscilloscope out for simple checks on audio circuits and automotive sensors. The FNIRSI DSO152 Handheld Oscilloscope – 2.8″ TFT Digital Oscilloscope Kit 200KHz Bandwidth 2.5MS/s High Sampling Rate Port promised a pocket-friendly alternative with a real-time sampling rate of 2.5 MS/s and … Read more
FNIRSI 2C53P Tablet Oscilloscope Multimeter Review I was tired of juggling a separate oscilloscope, multimeter, and signal generator on my workbench. So I picked up the FNIRSI 2C53P Handheld Tablet Oscilloscope Multimeter DDS Signal Generator 3 in 1 to see if it could really replace three devices with one 4.3-inch touch screen. This 3-in-1 is … Read more
I’ve asked myself this question more than once when my car battery wouldn’t even make a clicking sound. You want to know if your Noco Genius can actually bring a totally dead battery back to life. Most Noco Genius chargers have a special force mode that sends a small current to batteries with zero voltage. … Read more
You plug in your Noco Genius charger, but it keeps dropping back to standby mode. This is frustrating when you just want to get your battery charged and back on the road. In my experience, this usually means the charger is detecting a problem with the battery, not the charger itself. A deeply discharged or … Read more
FNIRSI LCR-P1 Transistor Tester Review Ever stared at a pile of loose transistors and capacitors, wondering which ones are still good? I know that feeling well. That’s why I grabbed the FNIRSI LCR-P1 Transistor Tester — it weighs just 0.17 pounds and packs a 1.44-inch color screen. This little gadget is really for anyone who … Read more