| 摘要 |
According to one embodiment, signal processing equipment comprising a second circuit conducting signal processing by the first supply voltage generated in the first circuit, a fourth circuit conducting signal processing by the second supply voltage generated in the third circuit, a standard ground terminal to which each ground terminal of the second and fourth circuits connect, and a circuit board leading the first and second supply voltage generated in the first and third circuits to the second and fourth circuits respectively, and forming a plain ground pattern to which each ground terminal from the first to fourth circuits connects.
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