Electronics

Signal Generator Module Adjustable Square Wave NE555 Blue

AED 9.45

1

Description

  • The Signal Generator Module Adjustable Square Wave NE555 Blue is a small electronic module that can generate square wave signals with an adjustable duty cycle. It uses the NE555 timer IC, which is a popular integrated circuit used in various timer, pulse generation, and oscillator applications.
  • The module can generate pulses with a frequency range of approximately 4Hz to 1.3Khz, and it has a ten-turn frequency adjustment control that allows the user to fine-tune the generated signal. It also has a power-on LED that indicates when the module is operational.
  • Overall, the Signal Generator Module Adjustable Square Wave NE555 Blue is a useful tool for electronics enthusiasts and professionals who need a reliable and adjustable square wave signal generator for their experiments and projects.

Screen Shot 2023-02-19 at 7 57 03 AM

Features:

  • Single-channel signal output: The product has a single channel output for generating square wave signals.
  • Fifty percent duty cycle: The output square wave generated by the product has a duty cycle of around fifty percent, which means that the signal is "on" for half the time and "off" for the other half.
  • Adjustable resistance: The product comes with an onboard adjustable resistance that can be used to control the output frequency of the square wave signal.
  • Onboard power light: The product has an onboard power light that indicates when it is operational.

Specification:

  • IC Chip: NE555
  • Input Supply Voltage: 5 to 12 VDC
  • Minimum - nearly 50% duty cycle, 3.7 Hz
  • Maximum - 98% duty cycle, 1.3KHz
  • Output amplitude: 4.2V V-PP to 11.4V V-PP
  • Output Current: 15mA for 5V & 35mA for 12V
  • Dimension: 29 x 12mm
  • Weight: 3g

Applications:

  • Stepper motor control: Stepper motors require a precise and timed sequence of square wave signals to operate correctly. The adjustable frequency and duty cycle of this signal generator make it an ideal tool for driving stepper motors.
  • Circuit testing: Engineers and technicians can use the signal generator to test the performance of circuits and components by providing input signals with varying frequencies and duty cycles.
  • Educational experiments: Students and educators can use the signal generator to learn about the properties of square wave signals and how they can be used in various electronic applications.
  • Microcontroller programming: Microcontroller units (MCUs) require input signals to operate correctly. The signal generator can provide square wave signals to MCUs for programming and testing purposes.
  • Audio signal generation: The adjustable frequency and duty cycle of the signal generator make it useful for generating audio signals for various applications, such as tone generation and sound effect creation.

Pin Connections:

Pin Description
GND Connected to the ground or negative terminal of the power supply. Provides a common reference voltage for the circuit. Should be connected to the negative rail of the power supply.
VCC Connected to the positive terminal of the power supply. Provides power to the module. Should be connected to the positive rail of the power supply.
Output Provides the square wave signal output of the module. Can be connected to the input of the circuit or device that requires the signal.

Package Includes:

  • 1 x Signal Generator Module Adjustable Square Wave NE555 Blue

Sample Project:

Circuit:

  • Connect your Arduino microcontroller to the computer.
  • Connect the VCC pin of your module to the 5V pin of your Arduino.
  • Connect the GND pin of your module to the GND pin of your Arduino.
  • Connect the output pin of your module to the A0 pin of your Arduino.

Library:

No library is needed for the module to work.

Code:

  • Enter this program to your Arduino Integrated Development Environment (IDE):
void setup()
{
    Serial.begin(9600);
}
void loop()
{
    analogRead(A0); Serial.println(analogRead(A0));
    delay(100);
}
  • Click the Upload Button
  • Lastly, click the Serial Monitor button.

Notes:

  • An important note to keep in mind when using the Signal Generator Module Adjustable Square Wave NE555 Blue is to ensure that the output signal is not connected to a load that exceeds the module's rated output current. Exceeding the rated output current may cause the module to malfunction or even damage the NE555 timer IC.

References: