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tINY · 23rd December 2004

I have heard transformers buzz audibly, usually where there is a phase-controlled light dimmer drawing a lot of power.

If you have a scope with proper 300v probes, you may want to look at the waveform of the AC power....

-tINY

23rd December 2004	#9
tINY Gear Guru Joined: Jul 2004 Location: Orygun Posts: 10,228	I have heard transformers buzz audibly, usually where there is a phase-controlled light dimmer drawing a lot of power. If you have a scope with proper 300v probes, you may want to look at the waveform of the AC power.... -tINY