1/2/5 STCK. NE555 Arbeitszyklus & Frequenz einstellbares Modul quadratische rechteckige Welle
ab 1,47 €
Main chip: NE555;. 1/2/5/10 NE555 Duty Cycle and Frequency Adjustable Module Square Wave rectangular. Output with LED indication (low level ,LED will on; high level, LED will off; low frequency, the LED flashes);.
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