On Jun 16, 12:09*pm, Owen Duffy wrote:
Clearly, dissipation in Rs is related to Vr, but the contribution due to Vr
is not simply Vr^2/Rs as believed by many who lack the basics of linear
circuit theory to come to a correct understanding.

Come on, Owen, that's just a straw man. Exactly who said that Vref^2/
Rs is dissipated in Rs?
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73, Cecil, w5dxp.com