Oscilloscope. The recommended product is UTD2102CEX+. A network cable is required for an internet connection as well as a secure community. Repair technique: Test the looks, measure the chip capacitor or resistance in front, usually It really is caused by inadequate chip soldering or maybe a chip capacitor, resistor https://ricardoebtlc.bloggazzo.com/30782055/an-unbiased-view-of-antminer-s19-pro-hashboard