Can I Replace Ceramic Capacitor With Electrolytic

If the capacitor isn t already bad it will soon become so.

Can i replace ceramic capacitor with electrolytic. The circuit required a very high voltage capacitor and so it used two 4 7uf 400v electrolytic capacitors in series i replaced them with one 2 2uf 900v film capacitor. Bg235 how to replace an electrolytic can capacitor in a vintage piece of electronics. If it is an electrolytic wax paper or molded paper capacitor i usually just replace it which takes less time than disconnecting testing and possibly reconnecting. Those electrolytic need replacement and going to leak after many years is it better to use 10uf multilayer ceramic where possible they both cost 4 cent.

The test results for those capacitors are a foregone conclusion. You know that hum noise that comes out of old electronics especially tube powered radios and amplifiers this is usually caused by failed electrolytic capacitors in the power stage from the transformer. Unfortunately the selection of high voltage electrolytic capacitors today is both smaller and different from the past so chances are you won t find an exact replacement for your original equipment electrolytics. 470mcf 450mcf tested 105 c but 35v and bigger size maybe he will be better.

Hi can i replace all electrolytic for ceramic caps not for recapping for new designs i mean. A little bit of classroom on how to go about selecting the right repl. They keep good forever or is this ebay quality not good can there be quality problems with such parts or are they always good. The brown electrolytic capacitor on a second photo also have good conditions.