Note: the intention of this comment is just to be informative. I did a quick search in my country's Mercado Libre (the local Amazon, we could say) and the chea

Note: the intention of this comment is just to be informative. I did a quick search in my country's Mercado Libre (the local Amazon, we could say) and the cheapest available one, Fnirsi-138 Pro [1] goes for a price of aprox. 50 USD [2] [1] https://www.amazon.com/Digital-Oscilloscope-Portable-Sampling-Oscilloscopes/dp/B0BXD6JL8T https://www.amazon.com/Digital-Oscilloscope-Portable-Samplin... https://www.mercadolibre.com.ar/osciloscopio-digital-fnirsi-138-pro-200-khz/p/MLA27527728 https://www.mercadolibre.com.ar/osciloscopio-digital-fnirsi-...