Definitions by BlastMaster

grid 

The part of a vacuum tube that controls the electron flow. Often two posts with a wire wrapped around them to form a ladder-like structure.

Some tubes need a grid bias, and some don't.

grid by BlastMaster June 16, 2003

bias 

A negative voltage applied to the grid of a vacuum tube in order to assist the alteration of the flow of electrons from the cathode to the plate.

the bias used for the 201A tube is 4.5 volts when the plate is at 90 volts.

bias by BlastMaster June 16, 2003

barf

verb: The premature expulsion of consumed materials through the mouth and nose.
noun: The material that is expelled in the manner described above.

Oooooh I shouldn't have ordered the "Septic Surprise." I think I'm gonna barf!

barf by BlastMaster June 12, 2003

si 

Short for "System International." Also known as the Metric System.

The SI system makes more sense than the English system. It should be officially adopted by the US, but we Americans are too lazy for change.

si by BlastMaster June 12, 2003

nipple 

A small metal tube protruding from the breech of a muzzle loading firearm, used to hold a percussion cap so that it may be struck by the hammer and ignite the powder.

Place a cap on the nipple and draw the hammer back, aim, and fire.

nipple by BlastMaster June 12, 2003

jackass 

A donkey, also known as an ass.

The Democrats' symbol is a jackass. Hmmmm, interesting...

jackass by BlastMaster June 10, 2003

blast 

Used as an interjection.

Blast! I hit my head on the concrete overhang!

blast by Blastmaster June 8, 2003