10 STCK. NE555 Signalgenerator Modul Frequenz Arbeitszyklus einstellbare Quadratwelle
7,21 €
Main chip: NE555;. 10 x 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);.
Jetzt bei Ebay:
