In this video, I did a review and teardown of a FNIRSI 2C23T multifunctional meter. It combines a dual-channel 10 MHz bandwidth, 50 MSa/s oscilloscope, a 10,000 counts multimeter and a functional generator all in one device. Product link: https://www.amazon.com/FNIRSI-2C23T-Oscilloscope-Multimeter-Generator/dp/B0CTTCVJHL
00:00 Overview
03:39 Powering on, basic operations
07:09 Oscilloscope
11:09 AM/FM Modulation
13:36 Oscilloscope bandwidth
17:09 Digital multimeter, voltage accuracy
20:04 Resistance mode, fast auto-ranging
21:04 Continuity/diode/capacitance/temperature/live wire testing
25:15 Confusing current mode
27:43 Function generator mode
29:26 Current consumption/teardown/conclusion