Uploaded August 2025 | Updated September 2026, 1 week ago

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In this video, I did a comprehensive review of FNIRSI DPOS350P - a combo device that has a 350 MHz dual channel DSO, 0.5 GHz spectrum analyzer, FRA and function generator built in. Product link: US:amzn.to/48izJH3 amzn.to/4mZBhcH CAN:amzn.to/4kwObyf Today's sponsor: Brilliant, to try everything Brilliant has to offer free for a full 30 days, visit brilliant.org/KerryWong . You’ll also get 20% off an annual premium subscription.

00:00 Overview
05:52 Powering on, user interface
11:21 Acquisition resolution, did I find a bug?
14:00 Bandwidth, avalanche pulses, rise time
22:04 AM/FM, heat map, zoom, aliasing, arbitrary waveforms
26:07 Single shot, Lissajous figures
28:44 Spectrum analyzer
32:40 Signal purity/dynamic range/resolution bandwidth
38:04 Frequency response analyzer, Bode plot
42:21 Builtin function generator
45:43 Teardown, power consumption, conclusions

Disclaimer: this video was sponsored by Brilliant