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Ed_Dinning · 11th Oct 2018, 7:24 pm

Hi Jerry, a rough and ready guide would be to give the C-R time constant a value of about 1/10th of a mains 1/2 cycle, say 1mS, so with 0.1uF we get 100R. Use a carbon comp resistor, or you can use a WW as the inductance will not matter much at 50Hz.

Ed

11th Oct 2018, 7:24 pm	#14
Ed_Dinning Dekatron Join Date: Jan 2004 Location: Newcastle upon Tyne, Tyne & Wear, UK. Posts: 8,195	Re: Miniature relay Suppressor Hi Jerry, a rough and ready guide would be to give the C-R time constant a value of about 1/10th of a mains 1/2 cycle, say 1mS, so with 0.1uF we get 100R. Use a carbon comp resistor, or you can use a WW as the inductance will not matter much at 50Hz. Ed