Variac question
Ivan Vegvary wrote:
Thank you everybody.
Great help! Will always use the isolation xformer
** Who here said to do that ???
Good safety practice is to use an isolation ONLY when you need to - as with old live chassis radios or off-line SMPUs.
Never disconnect your scope from safety earth and if equipment on test has the safety ground connected to the chassis - leave it that way.
..... Phil
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