Atom058, As far as the 10 volt output, I would just run the output of a 5 volt DAC thru an amplifier with a gain of 2. As far as the DAC, I have used the LTC-1448 with great success. It comes in an SO8 and a PDIP package. Also it is 12 bits and has Dual Dac's in 8 pins . LOL

Dave Purola,
N8NTA