Signal testing apparatus for printed circuit board

• Main Authors: Hou, Lingxiao, Hai, Chunxi, Ge, Runcong
• Format: Patent
• Language: English
• Published: 31.07.2018
• Subjects: MEASURING; MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES; PHYSICS; TESTING

A signal testing apparatus for a printed circuit board is disclosed which includes a plurality of input terminals for receiving an external testing signal, a plurality of output terminals for supplying the printed circuit board with the external testing signal, a plurality of switches arranged between the plurality of input terminals and the plurality of output terminals for controllably coupling the plurality of input terminals to the plurality of output terminals, an ammeter for measuring a magnitude of a current on a first path provided by the coupling of the plurality of switches, and a voltmeter for measuring a magnitude of a voltage on a second path provided by the coupling of the plurality of switches.