Recent content by richard31416

Thanks again to all of you for the rich replies. Some of it is way out of my league, but I like trying to reach higher and at least have some grasp about the pulse having its own spectrum beyond what it's a pulse of. Much appreciated. --Richard

Quick comment re WWV seconds pulses in case of interest: They go to extra trouble for the seconds markers in particular--they are (amplitude) modulated at 100%, whereas their longer pure tones are at 50%, and voice is 75%. That means they are going for best possible broadcast fidelity of the...

So grateful for more thoughtful and helpful replies. Captivated by the FFT image! Kind of you to take the trouble.

I'm so appreciative of you all for taking the time to give me a number of thoughtful replies. Many thanks. I am even sort of kinda starting to understand it. The different ways of phrasing/viewing help an amateur like me start to grasp. So it's helpful that different folks chimed in with...

I'm new to the forum and not sure I've chosen the right section. And while not an engineer or physicist, I'm pretty scienc-y. I've been wondering this since I was a kid listening to shortwave radio, and decided in my 60s to try once more to understand. The time broadcasts from NIST stations...