irishrepublicanarmy's definitions

St. Patrick's Day

for better definitions see Saint Patrick's Day

a day where everyone pretends to be irish

by IrishRepublicanArmy March 8, 2004

lightbulb

Electric lamp consisting of a glass bulb containing a wire filament (usually tungsten) that emits light when heated.

Geek One: What do you do in your free time?

Geek Two: Change lightbulbs!

by IrishRepublicanArmy January 27, 2004

PSK31

A digital transmission mode -- Phase Shift keying with 31.25 baud rate

PSK31 is one of the better HF operating digital modes.

by IrishRepublicanArmy January 1, 2004

blue chip

A high-quality, relatively low-risk investment; the term usually refers to stocks of large, well-established companies that have performed well over a long period.

I just put $500 on some good GE blue chip stock.

by IrishRepublicanArmy February 11, 2004

NSA

see also Big Brother and 1984.

They listen to every radio transmission/telephone call/ etc. etc.

If it's got an antenna attached to it, the NSA is listening

by IrishRepublicanArmy November 13, 2003

radar mile

The time required for a radar pulse to travel 1 mile (~1.6 km) to an object, i.e., to a target; reflect; and return to the receiver. Note: A radar statute mile is approximately 10.8 ms (microseconds); a radar nautical mile is approximately 12.4 s. The time for any other radar unit distance is readily determined, such as the radar meter or the radar kilometer. NTIA

I listen to propagation mapping radar on the 27 MHz freeband.

by IrishRepublicanArmy January 24, 2004

freezing rain

Freezing rain occurs when the tempurature in the cloud and directly below the cloud are above freezing (32 degrees F), and the ground or surfaces that the rain hits are below 32 degrees. The result is big enough to shut the Washington DC metro area down for a few days.

We had freezing rain last night, so they cancelled school for a week.

by IrishRepublicanArmy December 4, 2003