Feature:1. Uses ICL8038 and high-speed op amp, higher accuracy.2. Can output sine or triangle or square or forward and reverse sawtooth waveforms.3. Frequency Range: 5Hz-400kHz Duty Cycle Range: 2-95 percent (Adjustable)4. Supports dual power amplifier without blocking the capacitor to ensure high and low frequency signal distortion.5. Adjustable frequency and amplitude.6. Frequency adjustment features coarse tuning and fine tuning.7. All are through hole components, easy to install.8. Adjustable frequency and amplitude. Frequency Range: 5Hz-400kHz Duty Cycle Range: 2-95 percent (Adjustable)9. Frequency adjustment features coarse tuning and fine tuning. Uses ICL8038 and high-speed op amp, higher accuracy.10. Uses ICL8038 and high-speed op amp, higher accuracy. Frequency adjustment features coarse tuning and fine tuning.11. Can output sine or triangle or square or forward and reverse sawtooth waveforms. All are through hole components, easy to install.Specification:This generator DIY kit is professional product to generate sine or triangle or square or forward and reverse sawtooth . Itand 39 s a DIY kit for you to weld and install.Features:Uses ICL8038 and high-speed op amp, higher accuracy.Can output sine or triangle or square or forward and reverse sawtooth waveforms.Frequency Range: 5Hz-400kHz Duty Cycle Range: 2-95 percent (Adjustable)Supports dual power amplifier without blocking the capacitor to ensure high and low frequency signal distortion.Adjustable frequency and amplitude.Frequency adjustment features coarse tuning and fine tuning.All are through hole components, easy to install.Specifications:Material: FR4 and AcrylicSupply Voltage: 12V-15VFrequency Range: 5Hz-400KHz(Adjustable)Duty Cycle Range: 2-95 percent (Adjustable)Low Distortion Sine : 1 percent Low Temperature Drift: 50ppm or anddeg COutput Triangular Linearity: 0.1 percent DC Bias Range: -7.5V-7.5VOutput Amplitude Range: 0.1V-11VPP(operating voltage 12V)Board Size: Approx. 7.8 x 5cm or 3.07 x 1.97inFinished Product Size: Approx. 8.7 x 6 x 1.7cm or 3.43 x 2.36 x 0.67inProduct Weight: 81g or 2.86ozPackage Size: Approx. 11 x 7 x 3cm or 4.33 x 2.76 x 1.18inPackage Weight: 95g or 3.35ozNote:The testing picture is just for reference, please in kind prevail!Package List:1 x Generator DIY Kit1 x User Manual(English)Package List:1 x Generator DIY Kit1 x User Manual(English)