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Q. |
An output gate is connected to four input gates; the circuit does not function. Preliminary tests with the DMM indicate that the power is applied; scope tests show that the primary input gate has a pulsing signal, while the interconnecting node has no signal. The four load gates are all on different ICs. Which instrument will best help isolate the problem? |
A. | current tracer |
B. | logic probe |
C. | oscilloscope |
D. | logic analyzer |
Answer» A. current tracer |
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