NE555 Duty Cycle and Frequency Adjustable Square Wave Module DIY Kit New
1,19 €
The main chip: NE555;. -Output frequency range grade optional continuously adjustable output frequency;. Module Scope -Cycle T = 0.7 (Ra + 2 Rb) C. -the output frequency is adjustable;. -Output with LED indication, there is no output LED quantity (low straightforward, high level LED off relatively low frequency LED flashes);.
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