A scope every electronics nerd should own

I waited far too long to buy one of these portable oscilloscopes. The FNIRSI 2C53T is $90 on Amazon: https://amzn.to/49BxVJA (Amazon affiliate link) Here are the other videos I referenced: Branchus Creations' overview of the 2C53T:    • FNIRSI 2C53T - 3 in 1 - Multimeter, Oscill...   Matthias Wandel's review of the DPOS350P:    • Fnirsi DPOS350P: I like the scope, but som...   My previous video on the Pico GPS clock:    • Taking my Pico clock from microseconds to ...   Support me on Patreon:   / geerlingguy   Sponsor me on GitHub: https://github.com/sponsors/geerlingguy Merch: https://www.redshirtjeff.com 2nd Channel:    / @geerlingengineering   3rd Channel:    / @level2jeff   Contents: 00:00 - FNIRSI 2C53T 01:45 - Testing timing 03:05 - Probe setup 04:54 - Triggering on nanoseconds 07:22 - Cable length matters 08:45 - Quick summary of the oscope 09:31 - 3D printed clock LCD filter update 10:09 - Testing the signal generator (sine wave) 12:12 - Other waveforms 14:02 - When 1 Hz is actually 2 Hz