What does it mean to key a radio?
So “keying the radio” means transmitting or start transmitting.
What does Key up mean?
informal. : in a state of nervous excitement His hands were very sure. He was confident he could do the work, yet inside he was keyed up and jumpy.—
Can anyone use a repeater?
Most repeaters are open — that is, available for use by anyone in range. Some repeaters, however, have limited access. Their use is restricted to exclusive groups, such as members of a club. Such closed repeaters require the transmission of a continuous subaudible tone or a short “burst” of tones for access.
What does it mean to key a transmitter?
Keying is a family of modulation forms where the modulating signal takes one of a specific (predetermined) number of values at all times. The goal of keying is to transmit a digital signal over an analog channel. Modulation is the general technique of shaping a signal to convey information.
What is a Morse code key?
A telegraph key is a specialized electrical switch used by a trained operator to transmit text messages in Morse code in a telegraphy system. An operator uses the telegraph key to send electrical pulses of two different lengths: short pulses, called dots or dits, and longer pulses, called dashes or dahs.
What Does Key mean in slang?
The slang term “Key” (also spelled Ki) or “Keys” is a noun, which is used to reference drugs, specifically cocaine.
What is feeling keyed up?
If you are keyed up, you are very excited or nervous before an important or dangerous event. I wasn’t able to sleep that night, I was so keyed up.
What is a PL tone in ham radios?
Technically speaking, PL tones are sub-audible tones that are transmitted simultaneously with the speech portion of the transmission. It is these tones that prevent other people from receiving the transmission.
What does FOB stand for with keys?
The origin of the term “fob” as in “key fob” goes back to either Middle English fobben, or German Fuppe (pocket) or the German foppen meaning sneak-proof. Free on Board or Freight on Board (FOB), is a common retail shipping term used to indicate who is responsible for paying transportation charges.