Electro Tech is an online community (with over 170,000 members) who enjoy talking about and building electronic circuits, projects and gadgets. To participate you need to register. Registration is free. Click here to register now.
Welcome to our site! Electro Tech is an online community (with over 170,000 members) who enjoy talking about and building electronic circuits, projects and gadgets. To participate you need to register. Registration is free. Click here to register now.
they are used as active loads ie where a high impedence load is reqd like in the collector load of a CE amp ....and also used as constant current source that is independent(maximum) of parameter like temp change etc..
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