Fornax Chimiæ

▼
Friday, May 23, 2025

Brown University Installs First of Two Cray Research Supercomputers

›
This is a press release from Oct. 26, 1995 announcing that the Brown University Department of Physics was installing a Cray EL98 and J916. ...
Sunday, May 10, 2015

Boy Genius Blocks Navy Wireless

›
Commander Albert C. Gleaves U.S.N. of the Torpedo Station in Newport, Rhode Island, had a problem. The government had installed a new wirele...
1 comment:
Friday, May 1, 2015

Experimental Wireless Station 1XX

›
The Radio Club at Brown University dates to the end of the First World War when the United States government lifted restrictions on the pri...
Friday, March 27, 2015

Trilobite Detritus

›
The Craigleith area of Ontario is well known for its abundance of fossils. In 1992 I visited this locality on the southern shore of the Geor...
Sunday, August 10, 2014

Sky Brightness 3

›
As we saw in part 1 and part 2 of this series the typical measurements of sky brightness in Providence are between about 4.1 - 4.3 nelm (n...
Saturday, August 9, 2014

Sky Brightness 2

›
In my previous post I began to analyze the data from the sky brightness meter at Ladd Observatory. Now we'll take a closer look at the ...
1 comment:
Friday, August 8, 2014

Sky Brightness

›
"The sky above the port was the color of television, tuned to a dead channel." - Neuromancer , William Gibson, 1984. At the La...
Monday, August 4, 2014

As the Bubbl Bursts

›
The invention of magnetic bubble memory was once seen as a revolutionary computer development - the wave of the future. It is now a nearly f...
2 comments:
Saturday, August 2, 2014

W9GYR

›
As a young child I can remember my late grandfather operating a ham radio station in Chicago using surplus military equipment that he obtain...
Thursday, July 31, 2014

"The Red Skies" of 1883

›
"It is impossible not to conjecture a connection with the volcanic eruption in the Sunda Straits, by which, on Aug. 26, the island of ...
›
Home
View web version
Michael L. Umbricht
View my complete profile
Powered by Blogger.