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2021-11-04

Method for Distinguishing Positive and Negative Capacitance on PCB Board

The usual circuit board is marked with +- signs on or near the two pads of the capacitor. The actual color of the circuit board is […]

2021-11-04

The Importance of PCB prototyoing Impedance Control to PCB Board 1/2

What is the significance of impedance to PCB circuit boards, and why do PCB circuit boards need impedance? This article first introduces what impedance and its […]

2021-11-04

The Importance of PCB prototyoing Impedance Control to PCB Board 2/2

The impedance of pcb circuit board refers to the parameters of resistance and reactance, which hinder the alternating current. In the production of pcb circuit boards, […]

2021-11-03

Reasons of PCB Circuit Board Failure

Reasons for PCB circuit board failure: According to relevant data reports, up to 78% of hardware failures are caused by poor PCB soldering processing. […]