TCP/IP: Pings, POPs and KISSes

If you’re an active packeteer, sooner or later someone will bring up the subject of TCP/IP–Transmission Control Protocol/Internet Protocol. Of all the packet networking alternatives used on the air today, TCP/IP is the most popular. Despite its name, TCP/IP is more than two protocols; it’s actually a set of several Read More …

How Bob McGwier used a Cray-2 supercomputer to decode a ham radio transmission heard in Star Trek IV

Here’s a similar story that circulated on the Internet around 1990 (pre WEB!). I worked in packet switching at that time and was very impressed with Bob’s achievement (even with a CRAY to work with) . I reached out to Bob McGwier (N4HY), who is a Facebook friend, and he has Read More …