Square Wave Signal Generator NE555 Pulse Module w LED Indicator 5-15V

Features:

• Square wave signal generator
• Outputs a square wave signal for experimental development use
• Uses:
• Stepper motor driver
• Adjustable PWM Signal generator
• Servo motor driver
• LED indicator: on when low, off when high, flashing when low frequency
• Adjustable Frequency via potentiometer on board
• Two on board potentiometers (RA & RB) to adjust both the frequency and the duty cycle
• LF level: 1Hz~50Hz; IF level: 50Hz~1kHz; High frequency level: 1KHz~10kHz; HF level: 10kHz~200kHz