NE555 astable oscillator built to act as a signal generator. Only square and triangle waves .
Circuit components measured using DSO TC3:
Component Rating Actual
R1 100k ohm 100.5k ohm
R2 1k ohm 973 ohm
R3 220 ohm 216.9 ohm
C1 10 uF 10.5 uF Vloss = 0.1% ESP = 0.13 ohm
Waveforms and measurements taken with DSO 510 Oscilloscope
Pin 2





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