Generator boasts sine wave range from 1µHz to 40MHz

Model B8040FD is a DDS function generator featuring high-stability direct digital synthesis, dual output function generator, less than -54dBc (sine wave) harmonic distortion and keyboard for rapid entry of waveform parameters. Delivers 40-ppm long-term and 1-ppm short-term stability. Provides AM, FM, PM, FSK, ASK, PSK modulation and bursts of up to 65, 535 of all internal waveforms. Frequency range is: 1�åHz to 40MHz for sine wave; to 5 MHz square wave; and 1 MHz for all other waveforms. In addition, it has a built-in 100-MHz frequency counter and an RS232 interface. Protek Test and Measurement, a Div. of Intelient Technologies, Englewood, N.J.