multivibrato\ echo circuits need please can someone help?

i am into electronics I need circuits which part are availabe please.....

Well there do not exist any circuit whose parts are not available anywhere.
Do you mean that "whose parts are available in your city" or something?
Then I am sorry but none of us know what parts are available to you.

Please be more specific with your questions so as to avoid confusion, mess ...... and waste minimum time to achieve your desired objective.

I actually ment part that still exist all over the world. please go ahead and help me out........ I am in need of it. Thanks.

Ok here you go:
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