http://www.youtube.com/watch?v=uRFfAFFbe1E Watch this demonstration of the 33220A Function Generator, with special attention to its unique capabilities, such as arbitrary waveform generation, sweep, and internal modulation, including AM, FM, FSK and PWM.
For more information:
http://www.agilent.com/find/33220a
For more information:
http://www.agilent.com/find/33220a