The ICL8038 High Precision Function Generator DIY Kit is a versatile signal generation module designed for students, hobbyists, and professionals who need high-accuracy waveform output for electronics experiments, circuit testing, lab projects, prototyping, and educational learning. This powerful DIY set allows users to generate sine wave, square wave, triangle wave, sawtooth wave, and reverse sawtooth wave with wide frequency adjustment capability ranging from 5Hz to 400kHz.

Built using the ICL8038 waveform generator IC combined with a high-speed operational amplifier, the kit offers extremely stable frequency output, low distortion, and consistent performance suitable for lab and field applications. This model includes an acrylic protective case and requires users to solder and assemble the components themselves, making it ideal for academic practical work, electronics skill development, and hobby DIY projects.

This function generator DIY kit is engineered for users who need precise waveform control with adjustable frequency, amplitude, and duty cycle. It ensures low temperature drift, stable frequency performance, and accurate output waveforms. Featuring an output amplitude of up to 11VPP, wide DC biasing, and high linearity, this module is excellent for waveform analysis, audio signal testing, sensor study, microcontroller experiments, analog circuit development, and research projects.

The kit serves as a hands-on educational tool for EEE students, CSE students, diploma students, makers, robotics learners, Arduino and microcontroller hobbyists, enabling them to study waveform behavior and signal characteristics in real time. The compact design with FR4 PCB and acrylic casing makes it a durable and portable instrument for any electronics workspace in Bangladesh.

Features:

• Generates multiple waveform types: sine, square, triangle, sawtooth, reverse sawtooth.

• Wide adjustable frequency range from 5Hz to 400kHz.

• Duty cycle adjustable between 2% and 95%.

• High stability output using ICL8038 IC and high-speed op-amp.

• Low distortion sine wave output of 1% for accurate signal reproduction.

• Low temperature drift (50ppm/°C) ensuring stable performance.

• Adjustable output amplitude up to 11VPP at 12V supply.

• Wide DC bias range for advanced circuit testing.

• Professional-grade DIY kit for soldering practice and electronics learning.

• Includes high-quality FR4 PCB and durable acrylic enclosure.

• Ideal for lab work, waveform study, and circuit debugging.

• Compact size for easy installation in project benches or toolkits.

How to Use:

• Connect a 12V–15V DC regulated power supply to the input terminals.

• Assemble all components following the included instruction manual.

• Use the adjustable potentiometers to:

  • Set waveform type.

  • Control frequency.

  • Adjust duty cycle.

  • Set output amplitude and bias.

• Connect the signal output to an oscilloscope, frequency counter, or testing circuit.

• Use different waveforms for:

  • Frequency response testing.

  • Filter testing.

  • Amplifier testing.

  • Microcontroller input simulation.

  • Analog circuit experiments.

• Ensure proper heat dissipation and correct polarity while assembling.

Product Instructions:

• Follow the soldering diagram step-by-step before powering the kit.

• Install small components (resistors, diodes) first, then IC sockets, capacitors, and connectors.

• Verify solder joints to avoid shorts or weak connections.

• Place the assembled board into the acrylic case using the included screws.

• Avoid operating in high-humidity environments to maintain accuracy.

• Use standard lab test leads for stable waveform readings.

Specifications:

• Power supply: 12V–15V DC

• Sine wave distortion: 1%

• Temperature drift: 50ppm/°C

• Triangle wave linearity: 0.1%

• DC bias range: -7.5V to +7.5V

• Maximum output amplitude: 0.1V–11VPP

• Operating voltage for max amplitude: 12V

• PCB size: 7.8 × 5 cm

• Finished unit size: 8.7 × 6 × 1.7 cm

• Case material: FR4 PCB + Acrylic

• Color: Black

Package Includes:

• 1 × ICL8038 Signal Generator DIY Kit

• 1 × Acrylic Case

• 1 × Instruction Manual

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