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[@fnirsi](/creator/youtube/fnirsi)
"FNIRSI 2D15P Touchscreen 2CH 100MHz Oscilloscope+Multimeter+DDS How To Draw Lissajous Figures"  
[YouTube Link](https://youtube.com/watch?v=Xv8MxuO5YBU) [@fnirsi](/creator/youtube/fnirsi) 2025-11-05T14:30Z 9740 followers, XXX engagements


"FNIRSI HRM-10 What Happens When You Cut a Solid-State Battery ⚡#fnirsi #batterytest #safetyfirst"  
[YouTube Link](https://youtube.com/watch?v=pwkVuIh1tco) [@fnirsi](/creator/youtube/fnirsi) 2025-10-31T13:01Z 9740 followers, 1.4M engagements


"FNIRSI DSO-TC3 Portable Digital Oscilloscope"  
[YouTube Link](https://youtube.com/watch?v=-xf32Xd6B3Q) [@fnirsi](/creator/youtube/fnirsi) 2023-08-24T22:00Z 9740 followers, 254.1K engagements


"FNIRSI 2C23T Handheld Digital Oscilloscope Multimeter + Function Signal Generator#shorts"  
[YouTube Link](https://youtube.com/watch?v=F3CMTTM0zRk) [@fnirsi](/creator/youtube/fnirsi) 2024-03-12T22:00Z 9740 followers, 73.8K engagements


"FNIRSI DPS-150 My holiday works finally. #fnirsi #dps150 #powersupply"  
[YouTube Link](https://youtube.com/watch?v=MJuye9WbNl8) [@fnirsi](/creator/youtube/fnirsi) 2025-10-09T03:08Z 9740 followers, 1.4M engagements


"FNIRSI 2D15P Touchscreen 2CH 100MHz Digital Oscilloscope + Multimeter + DDS Science Meets Art"  
[YouTube Link](https://youtube.com/watch?v=WCy_3uHTdjc) [@fnirsi](/creator/youtube/fnirsi) 2025-11-03T15:45Z 9740 followers, 3045 engagements


"FNIRSI Upgrade DSO-510 X IN X Digital Oscilloscope DDS Signal Generator Practical Tips#oscilloscope"  
[YouTube Link](https://youtube.com/watch?v=Z4CQmW3ODMo) [@fnirsi](/creator/youtube/fnirsi) 2024-10-31T11:27Z 9740 followers, 14.6K engagements


"FNIRSI DSO-TC3 Portable Digital Oscilloscope"  
[YouTube Link](https://youtube.com/watch?v=tPZBL8YwmVY) [@fnirsi](/creator/youtube/fnirsi) 2023-08-24T08:30Z 9740 followers, 24.2K engagements


"FNIRSI DSO-TC3 DIY LED POV Display (Oscilloscope + Transistor Tester + Signal Generator) #fnirsi"  
[YouTube Link](https://youtube.com/watch?v=1D14dDsRtuo) [@fnirsi](/creator/youtube/fnirsi) 2025-11-04T14:00Z 9740 followers, 2069 engagements


"FNIRSI IPS3608 DC Power Supply How to Measure Ripple Stability at Full Load⚡#fnirsi #powersupply"  
[YouTube Link](https://youtube.com/watch?v=5h5pUbuIwI8) [@fnirsi](/creator/youtube/fnirsi) 2025-10-13T13:30Z 9740 followers, 2786 engagements


"FNIRSI LC1020E LCR Meter VS MultimeterWhy an LCR Meter is WORTH Having #fnirsi #lcrmeter #why"  
[YouTube Link](https://youtube.com/watch?v=8xQR6h_OugM) [@fnirsi](/creator/youtube/fnirsi) 2025-10-25T15:30Z 9740 followers, 4127 engagements


"FNIRSI LCR ST1 100Hz 1kHz 10kHz 0.3V 0.6V How to determine the polarity of bridge tweezers#tester"  
[YouTube Link](https://youtube.com/watch?v=GzRhtGdth88) [@fnirsi](/creator/youtube/fnirsi) 2024-11-24T11:30Z 9740 followers, 4648 engagements


"FNIRSI 2D15P Touch Screen 2CH 100MHz Oscilloscope+Multimeter+DDS X Ways to Measure Battery Voltage"  
[YouTube Link](https://youtube.com/watch?v=Y7-sAwhk-Oc) [@fnirsi](/creator/youtube/fnirsi) 2025-11-03T11:01Z 9740 followers, 2381 engagements


"FNIRSI LCR-ST1 Smart Tweezer Tester XXX 1k 10kHz XXX 0.6Vrms magnetic adsorption#tweezers#FNIRSI"  
[YouTube Link](https://youtube.com/watch?v=ck2Pq7_GAuY) [@fnirsi](/creator/youtube/fnirsi) 2024-10-02T10:00Z 9740 followers, 7856 engagements


"FNIRSI HRM-10 100V XXX Full tutorialQuickly identify high-quality batteries#tester #electrical"  
[YouTube Link](https://youtube.com/watch?v=yHcbKM35AJs) [@fnirsi](/creator/youtube/fnirsi) 2024-11-15T11:07Z 9740 followers, 6242 engagements