understood
Ten-codes, especially “10-4” (meaning “understood”) first reached public recognition in the mid- to late-1950s through the popular television series Highway Patrol, with Broderick Crawford. Ten-codes were adapted for use by CB radio enthusiasts.
What are the 10-4 codes?
Police 10 Codes
| Code | General Purpose | APCO (Association of Police Communications Officers) |
|---|---|---|
| 10-3 | Stop Transmitting | Stop Transmitting |
| 10-4 | Acknowledgment (OK) | Affirmative (OK) |
| 10-5 | Relay | Relay To/From |
| 10-6 | Busy – Unless Urgent | Busy |
Why does 10-4 mean over and out?
: As for ‘Over and out,’ you would be shot out of the water if you used the phrase on marine radio. 10-4 was frequently used over the radio in the 50s police TV series Highway Patrol starring Broderick Crawford.
What does 10-4 mean on a walkie talkie?
Message
10-4 = Message received. 10-5 = Relay message to ___ 10-6 = Busy, please stand by. 10-7 = Out of service, leaving the air. 10-8 = In service, subject to call.
Where did the term 10-4 originate?
10-4 is an affirmative signal: it means “OK.” The ten-codes are credited to Illinois State Police Communications Director Charles Hopper who created them between 1937–40 for use in radio communications among cops. In the 1930s, radio technology was still relatively new and limited.
What is a 10 85 police code?
What does police code 10-85 mean?…Police Code 10-85.
| Code | Description |
|---|---|
| 10-85 | Arrival delay due to [cause] |
What is 10 4 means?
Most Common 10-4 Meaning. 10-4 means okay, affirmative or understood. 10-4 is used to acknowledge that you have understood someone’s message and to respond affirmatively.
What is the origin of 10 4?
In our modern day world, we use the phrase “10-4” (ten four) to mean “I heard and understand what you said.”. That is actually the meaning of the phrase in its origin, too. Back in the early days of radio use, policemen realized that speed and encrypted messages were best when trying to communicate with each other.
What is ten four?
10-4 = OK, understood, message received. Ten-codes (or “ten signals”) represent common phrases in voice communication, particularly by law enforcement and in Citizens Band (CB) radio transmissions. The codes were developed in 1937 when police radio channels were limited as a way to reduce the amount of speech on the radio.
What does the police code 10 4 mean?
Police Code 10-4. What does police code 10-4 mean? Police code 10-4 means Affirmative / Understood / Message received. Police Code 10-1. Police Code 10-2.
