This function generator is an indispensable piece of test equipment for any electronic technician or hobbyist. Its design is based on the popular XR2206 monolithic function generator Integrated Circuit capable of producing high quality sine, square (or pulse), and triangle waveforms. The function generator operates over four overlapping frequency ranges: 1Hz to 100Hz, 10Hz to 1KHz, 100Hz to 10KHz, and 1KHz to 100KHz. In each range setting, you can adjust the desired frequency and amplitude.