(Created page with "== Assignment 1: electric resistance and conductivity== '''555 timer in astable mode''' with speaker and different conductive materials File:555_astable_1.jpg") |
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[[File:555_astable_1.jpg]] | [[File:555_astable_1.jpg]] | ||
schematic for 555 timer in astable mode with speaker and different conductive materials | |||
[[File:555_astable_2.jpg]] | |||
