Craigslist Tech

1940s Teletype Machine…on eBay!

The other day I was talking with some friends about telephones and we were reminiscing about the old Bakelite phones we had growing up. Well, here’s your chance to own something much more awesome…a Teletype machine from the 1940s!

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Airborne Awesomosity

Gosport Tube Helmet

In the early days of flight, with open cockpits and raucous radial engines, you would go down to one of many small flight schools operating out of grass fields or dirt roads and sign up to take lessons. You would sit up front and your instructor would sit behind you, both your heads jutting into the wind. The whole point of the lesson was to learn, and to learn the instructor had to communicate with the student. Something not easily done in those nascient days.
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Spaceheads

Needle in a Haystack

westford combined images

In the late 1950s, the primary means of international communication was by undersea cable or by bouncing radio waves off the ionosphere. The US was concerned that in the event of a major conflict, the cables could be cut. This would force all communications through the less reliable radio connection through the ionosphere. The solution, in the days before communication satellites? Create a man-made ionosphere using 480 million tiny copper dipole antennas. Continue reading Needle in a Haystack