Capacitors & Resistors: Tolerance Screening and Voltage Withstand Testing

Capacitors & Resistors: Tolerance Screening and Voltage Withstand Testing

A capacitor or resistor that measures within spec at room temperature on the factory floor is not th...

PCBA Inspection: Using AOI and X-Ray to Detect Soldering Defects

PCBA Inspection: Using AOI and X-Ray to Detect Soldering Defects

A solder bridge connecting two adjacent pads on a densely packed PCB. A void trapped beneath a BGA b...

Consumer Electronics QC Flow: Key Control Points from IQC to PSI

Consumer Electronics QC Flow: Key Control Points from IQC to PSI

When a batch of Bluetooth speakers or wireless earbuds fails inspection at the Amazon fulfillment ce...

Connectors & Terminals: Insertion/Withdrawal Force Testing and Contact Resistance Checks

Connectors & Terminals: Insertion/Withdrawal Force Testing and Contact Resistance Checks

A connector that inserts too easily may back out under vibration. One that requires too much force m...

VR/AR Headsets: Lens Optical Distortion Testing and Wearable Comfort Checks

VR/AR Headsets: Lens Optical Distortion Testing and Wearable Comfort Checks

Consumer VR/AR headsets have moved from novelty to mainstream — and with that growth comes a sourcin...

E-Readers: E-Ink Display Ghosting Artifact Benchmarking and Page-Turn Latency Standards

E-Readers: E-Ink Display Ghosting Artifact Benchmarking and Page-Turn Latency Standards

You've sourced a batch of e-readers from a Chinese factory. The supplier's samples looked clean. But...