> > > > David, how about a few more words regarding your $ budget, size, quality > of the needed signal, stability needed, frequency agility needed, your > power budget etc? It would be most helpful. > > I am looking for a cheap and cheerful workshop"signal generator. to use in mundane applications such as clocking PICs up to above 20Mhz. I am aware of all the differant chips that people have offered but, as I said somewhere, I was hoping to find something ready to go rather than embarking on a construction project. But it looks as if my $100 budget won't run to anything ready made so I will have to make my own. Of the chips mentioned I think that the LTC1799 appeals most. It is very simple to control, unlike the DDS chips which need microprocessor support --=20 __________________________________________ David C Brown 43 Bings Road Whaley Bridge High Peak Phone: 01663 733236 Derbyshire eMail: dcb.home@gmail.com SK23 7ND web: www.bings-knowle.co.uk/dcb --=20 http://www.piclist.com/techref/piclist PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist .