Feature:1. Uses ICL8038 and high-speed op amp, higher accuracy.2. Can output sine/triangle/square/forward and reverse sawtooth waveforms.3. Frequency Range: 5Hz~400kHz; Duty Cycle Range: 2~95%(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%(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/triangle/square/forward and reverse sawtooth waveforms. All are through hole components, easy to install.Specification:This generator DIY kit is professional product to generate sine/triangle/square/forward and reverse sawtooth . It's a DIY kit for you to weld and install.Features:Uses ICL8038 and high-speed op amp, higher accuracy.Can output sine/triangle/square/forward and reverse sawtooth waveforms.Frequency Range: 5Hz~400kHz; Duty Cycle Range: 2~95%(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 + AcrylicSupply Voltage: 12V~15VFrequency Range: 5Hz~400KHz(Adjustable)Duty Cycle Range: 2~95%(Adjustable)Low Distortion Sine : 1%Low Temperature Drift: 50ppm / °COutput Triangular Linearity: 0.1%DC Bias Range: -7.5V~7.5VOutput Amplitude Range: 0.1V~11VPP(operating voltage 12V)Board Size: Approx. 7.8 * 5cm / 3.07 * 1.97inFinished Product Size: Approx. 8.7 * 6 * 1.7cm / 3.43 * 2.36 * 0.67inProduct Weight: 81g / 2.86ozPackage Size: Approx. 11 * 7 * 3cm / 4.33 * 2.76 * 1.18inPackage Weight: 95g / 3.35ozNote:The testing picture is just for reference, please in kind prevail!Package List:1 * Generator DIY Kit1 * User Manual(English)Package List:1 * Generator DIY Kit1 * User Manual(English)