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 01, 2004

callsign

1) The identifying code letters or numbers of a radio or television transmitting station, assigned by a regulatory body. Also called call sign or call letters.

2) (military) code word for aircraft, ship, etc, used in radio communications.

Dark 87 this is Havoc 12, switch to 11175 and vector out to DZ.

by IRISHREPUBLICANARMY December 26, 2003

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

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

St. Patrick's Day

for better definitions see Saint Patrick's Day

a day where everyone pretends to be irish

by IrishRepublicanArmy March 08, 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

california kilowatt

A transmitter power setting above the legal limit, usally using an illegally modified amplifier.

that moron on 50.1100 must be running a california kilowatt!

by IrishRepublicanArmy January 01, 2004