John Ackermann N8UR wrote: > I do have one of the USRP units, and it is a highly cool piece of > hardware. The whole system (including the four ADCs, each > 64msample/sec, 14 bit) is clocked from a single 64MHz oscillator, and Sorry, I lied... the ADCs are 12 bit; the four DACs are 14 bit (and run at 128msamples/sec). John