1Pcs Duty Cycle Frequency Adjustable Module Pulse Square Wave NE555 LM358 Ic um
1,50 €
1Pcs Square Wave Pulse LM358 Duty Cycle Frequency Adjustable Module NE555 New Ic. The main chip: LM358. Produce the adjustable pulse for MCU use. A square wave signal is used to produce a stepper motor-driven drive.
Jetzt bei Ebay:
