Description
NE555 pulse generator module, 5-pack. Onboard NE555 chip, single-channel signal output, about 50% duty cycle square wave. Onboard adjustable resistance controls the output frequency. Onboard power indicator. Working voltage 5-12V. Output frequency range 10Hz-5kHz. Size 29mm x 12mm. No programming required.
Use it for MCU learning, smart cars, motor pulses, and signal simulation. Turn the onboard potentiometer to dial in the frequency you need. Kit contents: 5x NE555 modules and 1x 15-pin Female-to-Male Dupont cable.
Pairs well with: UNO R3 Compatible Development Board, ATmega328P CH340G, USB / Type-C, Raspberry Pi GPIO Breakout Kit, 40-Pin T-Cobbler + Ribbon Cable + MB-102 Breadboard, ESP32 DevKit V1 Development Board, 30-Pin WROOM-32, WiFi + Bluetooth.
I check every order before it ships. Shipped fast and securely from our secure facility in New York, providing fast, high quality USA shipping.







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