Hi Bob, On 06/23/2013 02:35 AM, Bob Camp wrote: > Hi > > How stable a 1.023 oscillator? How much pull range on that oscillator? Hmmmm….. The 1.57542 GHz carrier gets you to +/- 6 kHz which is about +/- 3.8 ppm, so it's not that hard to do. Cheers, Magnus