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HiFiOcean latest projects, launches and previews

What is HASL with lead and why you may prefer it over ENIG

What is HASL with lead and why you may prefer it over ENIG

HASL vs. ENIG and other choices for PCB finishing

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Grounding an audio amplifier - correct signal references

We cannot have any common ground.

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Grounding an audio amplifier - current routing

Route any current close to its return, and any signal to its reference.

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Grounding an audio amplifier - EMI protection

Connect cable shields to the enclosure to keep EMI out.

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Grounding an audio amplifier - electrical safety

Grounding an audio amplifier - electrical safety

Safety first! Connect all exposed parts to safety earth or double insulate.

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