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Figure 6 C2 charge injection first-pulse fix modified for bipolar 555 square wave generation. Stephen Woodward’s relationship with EDN’s DI column goes back quite a long way. Over 100 submissions have ...
A previous design idea (DI), “Gated 555 astable hits the ground running” fixed the problem of the excessively long first pulse generated by 555 astables when gated by the RESET pin from ...
In honor of his 55th, he built the Sqonkbox 55, a 13-note cigar box organ based on a 555 and amplified with an LM386. It’s based on a 555 wired in astable mode, turning it into an oscillator ...
Here’s an interesting implementation of a classic: the 555 timer as astable multivibrator for the noble purpose of making weird music. [pratchel] calls this a Morgenflöte or morning flute, in… ...
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