Digital Function Generator 2 MHz | for Electronics Testing | LED Display | Frequency Meter | TTL/CMOS Output
Code: ES-LW-16412 MHz digital signal generator designed for precise electronic signal generation, testing, diagnostics, circuit adjustment and training. The device allows generating various waveforms, adjusting signal amplitude, DC offset and symmetry, using attenuation functions, and measuring the frequency of external signals through the integrated frequency counter.
This function generator with a 6-digit LED display is suitable for electronics repair, laboratory work, educational institutions, automation system testing, audio equipment adjustment, circuit design and signal simulation. Thanks to clear control buttons and knobs, an ergonomic stand and real-time frequency display, the device is convenient to use for both beginners and experienced specialists.
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Technical specifications
Product type: digital function generator / signal generator
Frequency range: 0.1 Hz – 2 MHz
Frequency response: less than 0.5 dB in the range of 0.1 Hz – 100 kHz
Display: 6-digit LED display
Frequency display: real-time
Integrated frequency counter: yes
External signal frequency measurement: yes
Waveforms: sine, square, triangle, ramp / sawtooth, pulse
DC offset adjustment: yes
Amplitude adjustment: yes
Wave inversion function: yes
Symmetry adjustment: yes
Attenuation: 20 dB / 40 dB / 60 dB
TTL/CMOS output: yes
Control: knobs and buttons
Purpose: signal generation, frequency measurement, circuit testing, electronics diagnostics, calibration work
Application areas: electronics repair, circuit design, audio equipment adjustment, laboratories, educational institutions, automation
Package contents: power cable, test leads, fusesFunctions
Signal generation up to 2 MHz – suitable for testing electronic circuits, controllers, amplifiers and other devices
0.1 Hz – 2 MHz frequency range – allows working with both low-frequency and higher-frequency signals
6-digit LED display – clearly and accurately shows the set frequency
Integrated frequency counter – allows measuring the frequency of an external signal without an additional device
Multiple waveforms – generates sine, square, triangle, ramp / sawtooth and pulse waveforms
Amplitude adjustment – allows changing the output signal strength according to the needs of the circuit being tested
DC offset adjustment – allows raising or lowering the signal base level
20 dB / 40 dB / 60 dB attenuation – reduces the signal level when working with sensitive electronic circuits
TTL/CMOS output – suitable for testing microcontrollers, logic circuits and digital inputs
Symmetry adjustment – allows changing the waveform or pulse duty cycle
Convenient control with knobs and buttons – fast adjustment of settings during workUse
For home users / electronics enthusiasts: Suitable for electronics enthusiasts who repair, learn or experiment with electronic circuits. It can be used to test amplifiers, audio equipment, simple control circuits, LED controllers, sensor circuits and other electronics projects.
For electronics engineers: Useful for designing, adjusting and testing electronic devices. The generator allows simulating different signals, changing frequency, amplitude, DC offset, waveform symmetry and analysing the circuit response under different operating conditions.
For electricians / automation specialists: Used for checking controller inputs, frequency inputs, pulse signals, sensor circuits and control modules. The TTL/CMOS output provides an additional possibility to work with digital control circuits.
For service technicians: Helps to perform fault diagnostics more quickly. A test signal can be applied to an amplifier, controller or other electronic module and the system response can be observed.
For laboratories and educational institutions: Suitable for schools, colleges, universities and technical laboratories. It helps to practically learn signal waveforms, frequency, amplitude, DC offset, pulses, digital signals and the operating principles of electronic circuits.
For audio equipment specialists: Can be used for testing audio amplifiers, filters, audio processing circuits and other audio devices. Sine and other waveforms allow initial adjustment and diagnostics of audio equipment.
Advantages
Wide 0.1 Hz – 2 MHz frequency range – suitable for many electronics testing tasks
6-digit LED display – clear and accurate frequency indication
Integrated frequency counter – allows measuring the frequency of external signals
Multiple waveforms – sine, square, triangle, ramp / sawtooth and pulse
DC offset adjustment – allows changing the signal base level
Amplitude control – convenient for adapting the signal to different circuitsDisadvantages
Frequency range limited to 2 MHz – higher-frequency RF work would require a specialised higher-frequency generator
Certified equipment may be required for professional metrological calibration – this device is more intended for testing, adjustment and diagnosticsFAQ
What is a signal generator used for?
A signal generator is used to generate electronic signals. It can be used to test electronic circuits, amplifiers, filters, controllers, sensors, pulse systems and other electronic equipment.What is the frequency range of this function generator?
The frequency range of this generator is 0.1 Hz – 2 MHz. This allows most standard electronics testing, diagnostics and educational tasks to be carried out.What waveforms can this device generate?
The device can generate sine, square, triangle, ramp / sawtooth and pulse waveforms. This allows the generator to be used for testing different electronic circuits.Why is DC offset adjustment needed?
DC offset allows shifting the base level of the signal up or down. This function is useful when the circuit being tested requires a signal with a certain DC voltage component.Illustrative image may have been created using AI. The appearance of the product may differ slightly from the image shown. Please refer to the technical specification.This product is marked with the CE label, which confirms that it complies with all applicable European Union directives and regulations. CE marking is not just a formality – it is an important indicator of quality and safety, ensuring that the product has been properly assessed, tested, and can be safely used throughout the EU market.
CE certification means that the product has been evaluated according to the main criteria:
Safety requirements – ensures that the product does not pose a risk to the user or the environment
Electromagnetic compatibility (EMC) – the device does not interfere with other equipment and is resistant to external disturbances
Environmental standards – complies with current ecological and material usage requirements
Operational reliability – the product is suitable for long-term use according to its intended purposeCE marking allows this product to:
be legally supplied and used in all European Union countries
ensure a high level of quality and safety
be used in residential, commercial, and industrial environmentsThe CE mark is a declaration of the manufacturer’s responsibility, confirming that the product complies with all applicable standards and has been assessed according to EU legislation.
What does this mean for you as a buyer?
Safe use in everyday activities
Reliable performance and reduced risk of failure
Compliance with EU standards and requirements
Suitability for professional solutions
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