Re: WWV. I was listening yesterday to 10 MC, and there seemed to be a 2 or 2.5 KHZ sub-carrier during the time ticks that was sending BCD time code, just like WWVB on 60 KHZ. Was I imagining things or is there really a BCD subcarrier? 73 Dave S. --- This email has been checked for viruses by Avast antivirus software. https://www.avast.com/antivirus