Fangrui Product Details Fangrui Product Details Fangrui Product Details Can Produce Sine Wave, Triangular Wave, Square Wave Frequency Can Be From 1hz-1mhz Frequency, Amplitude Adjustable; Five-bit Precision Resolution; Frequency Adjustment Has Coarse Adjustment And Fine Adjustment; Wide Range Of Power Supply, Can Use External Power 9-12v Or 9v Battery; All In-line Components, Small Number Of Components, Simple Installation And Debugging. Parameters: Technical Specifications: Power Supply Voltage: 9-12v Dc Input Waveform: Square, Sine And Triangle Impedance: 600 Ohms + Frequency: 1hz-1mhz Sinusoidal Wave Amplitude: 0-3v At 9v Dc Input Distortion: Less Than (1khz) Flatness: + 0.05db 1hz Expansion Square Wave Amplitude: 8v (no Load) At 9v Dc Input Rise Time: Less Than 50ns (1khz) Drop Time: Less Than 30ns (1khz) Symmetry: Less Than (1khz) Triangular Wave Amplitude: 0-3v At 9v Dc Input Linearity: Less Than (up To 100khz) 10ma Colour:as Shown Material:electronic Components Package Contents: 1 * Xr2206 High Precision Signal Generator Diy Kit Only The Above Package