Grif Wrote... > > Noise, education, design and so on,,,, > > Seems a lot of the older analog skills are being re-learned the hard > way. ... I expect the whole power supply > skill set has become swamped in the knowledge that it can be done cheaper > in software ..... Lance wrote: > >I couldnt agree more, >Its frightening when you start to be become a bit of a guru >to the digital generation. (I feel old writing this). >Basic principles... you cant do the same function faster >in digital than analog.. ... >Ohms law cannot be dismissed... yes folks even ground >wires, tracks etc have a resistance/ impedence. ... >Seems many design problems can be traced back to >these issues. > Plus, the truly great thing about it all is, no matter how old and grey and knowlegable you may become, there is always something somewhere somehow new to learn. "The day you stop learning is the day you die" - quote from General George Armstrong Custer, the greatest american hero. best regards, - George