How to make a clock generator ?

[zkwlk]

clock generator

im a electronic hobbiest, but im jz a beginner, im facing a problem on logic gates,
here is the case:

i wondering how to make a clock generator coz buying one is not an option to me(too expensive), so if any one would help me solve the problem like teach me to make one of this clock generator, please

 

[catur_3414]

Re: clock generator

im a electronic hobbiest, but im jz a beginner, im facing a problem on logic gates,
here is the case:

i wondering how to make a clock generator coz buying one is not an option to me(too expensive), so if any one would help me solve the problem like teach me to make one of this clock generator, please

astable multifibrator using IC ne 555 is a square clock generator