For those interested in using Digital to Analog Converters, there is a webinar on Wednesday the 11th:
"Analog Devices invites you to join us for the following webcast
THE FUNDAMENTALS OF DESIGNING WITH SEMICONDUCTORS FOR SIGNAL PROCESSING APPLICATIONS
Class #5: Digital to Analog Converters
May 11, 2011 at Noon (ET)
This webcast continues our three-part series focusing on the conversion of analog, electrical signals into and from digital signals. In this webcast we will present the fundamentals of the digital to analog converter (DAC), including basic DAC architectures, understanding DAC errors, how to read a DAC data sheet, how to choose the right DAC."