Description This signal generator DIY kit is professional product to generate sine / triangle / square wave. It's a DIY kit for you to weld and install. Wide power supply range, use 9-12V external power or 9V battery(NOT Included). All are through hole components, easy for installation. Features - Color: As shown - Material: Metal and plastic - Size: Approx. 8x6x2cm - Voltage Supply: 9-12V DC Input - Waveforms: Square, Sine & Triangle - Impedance: 600 Ohm + 10% - Frequency: 1Hz-1MHz - SINE WAVE - Amplitude: 0-3V at 9V DC Input - Distortion: Less than 1% (at 1KHz) - Flatness: +0.05dB 1Hz - 100kHz - SQUARE WAVE - Amplitude: 8V (no load) at 9V DC Input - Rise Time: Less than 50ns (at 1KHz) - Fall Time: Less than 30ns (at 1KHz) - Symmetry: Less than 5% (at 1KHz) - TRIANGLE WAVE - Amplitude: 0-3V at 9V DC Input - Linearity: Less than 1% (up to 100KHz) 10mA - High Precision, can generate sine/triangle/square waveforms. - Output frequency range: 1Hz-1MHz and Adjustable frequency and amplitude. Wide power supply range, use 9-12V external power or 9V battery(NOT Included). - This is a DIY kit with All are through hole components,easily assemble the Function Generator by yourself. - Frequency adjustment features coarse tuning and fine tuning. -Warm Tip: Dear buyer, Due to lighting effect, monitor's brightness, manual measurement and etc, there could be some slight differences in the color and size between the photo and the actual item. Sincerely hope that you can understand! Thank you!Package list: 1 set of Signal Generator DIY Kit