Archive for date: March 7, 2010

Focusing guides for telescopes

March 7, 2010 | Astronomy | By: Mark VandeWettering

Today I was cleaning out my office. I’m a clutterbug: I have tons of treasures, but also, let’s face it, an even larger amount of crap. When I first moved to California 19 years ago, everything I owned fit in 13 banker’s boxes. Now, I don’t even think my power adapters would fit in 19 […]

Where are the visionaries in ham radio?

March 7, 2010 | Amateur Radio | By: Mark VandeWettering

I was reading amateur radio blogs and for the third time or so in a month, I was treated to what amounted to a diatribe against software defined radio. When I read these, I can’t help but sigh in frustration. I understand nostalgia. We all like the cars we wish we could have had when […]

Back transmitting on WSPR…

March 7, 2010 | Amateur Radio | By: Mark VandeWettering

Well, yesterday I was out shopping at HRO, and couldn’t resist the allure of a new Signalink USB sound interface for my FT-817. This is a sound interface that looks just like a USB sound card when you plug it in, and has rx and tx volume controls on the front. So, of course, I […]