This signal generator is a professional product designed to generate sine, triangle, and square waveforms. Features: - High resolution, capable of generating sine, triangle, and square waveforms - Frequency range: 1Hz to 1MHz - Adjustable frequency and amplitude - Frequency adjustment includes coarse and fine tuning - Wide power supply range: operates with 9–12V external DC power or 9V battery (battery not included) Specifications: - Type: DIY Kit / Semi-finished Product (optional) - Voltage Supply: 9–12V DC input - Waveforms: Square, Sine, Triangle - Output Impedance: 600 Ohm ± 10% - Frequency Range: 1Hz – 1MHz Sine Wave: - Amplitude: 0–3V at 9V DC input - Distortion: Less than 1% at 1kHz - Flatness: ±0.05dB from 1Hz to 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 - Output Current: 10mA Package Size: Approx. 12 x 8 x 2cm (4.72 x 3.15 x 0.8in) Package Weight: 69g (2.46oz) Package Includes: - 1 x Signal Generator - 1 x User Manual (English) Note: Semi-finished product – the circuit board is pre-soldered; the transparent enclosure requires self-assembly.