Over the last year (most of 2020), the majority of my radio work has been focused on making my connections between packet radio and SFWEM even more resilient. SFWEM.NET is the San Francisco … [Read more...]
Visualizing packet traffic
Very techie here... For a few months I've been operating a packet radio station on a 2-meter radio frequency here in the San Francisco Bay Area. I explored what it would take to make this a full “BBS” … [Read more...]
Packet Radio Notes
In amateur radio circles there's much use of digital modes to exchange information. (In olden days it was almost exclusively limited to “chatting” on the air.) At least in the circles I’m running in th … [Read more...]
When did you stop answering your phone?
Yesterday I had to answer my phone. Does that sound odd? First of all, what's a phone for if you don't answer it? But second, who answers the phone any more, given the overwhelming volume of spam … [Read more...]
Olympic-size Backup
The San Francisco Bay Area comprises many cities, two of which, Oakland and San Jose, are larger than San Francisco itself. San Francisco has a rapid-transit system whose central backbone is a half … [Read more...]
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