What is a 10-4 in police code?
What does “10-4” mean in police code?
10-4. Message received; OK; acknowledged.
What does “10-4” stand for?
“OK.” 10-4 is an affirmative signal that means “OK.” It is part of a collection of “ten-codes” developed by Illinois State Police Communications Director Charles Hopper between 1937-1940 for use in radio communications among cops. 10-4 Day, commonly celebrated on October 4th, is a day to salute radio operators.
Where did the saying “10-4” come from?
The origins of 10-4, meaning “message received” or “OK,” can be traced back to the history of radio. It is part of a collection of “ten-codes” developed by Illinois State Police Communications Director Charles Hopper in the late 1930s.
What does “10-3” mean in police code?
10-3 means “Stop Transmitting.” It is used to clear the air in an emergency situation.
What does “10-4” mean in SWAT?
In SWAT operations, 10-4 is a signal for “Okay” or “Understood.” It is mainly used by police officers across North America. The ten-codes were developed during the 1930s to standardize message traffic.
How do you respond to “10-4”?
To acknowledge a message received with “10-4,” you can respond with “Affirmative” to indicate “yes” or “Negative” or “Negatory” to signify “no.”
What does “10-4” and “10-2” mean?
10-2 means “Receiving well.” 10-3 means “Stop transmitting.” 10-4 means “OK, message received.” 10-5 means “Relay message.” 10-6 means “Busy, stand by.”
What does “10-6” mean in police code?
10-6 means “Busy – stand by unless urgent.” It indicates that the person is preoccupied and unable to respond immediately.
Do people still say “10-4”?
The phrase “10-4” is still used, though primarily in formal law enforcement or military settings by individuals familiar with the term. It is also commonly used in movies and the media.
What’s a good response to “10-4”?
In different eras, different meanings have been attributed to various signals. In the 1940s (APCO Standards Committee), “10-4” meant “Acknowledgement.” In the APCO Project 14 (1974), it was interpreted as “Affirmative (OK).” You can respond accordingly based on these meanings.
What does “10-13” mean in police code?
10-13 means “Advise weather and road conditions.” 10-14 means “Citizen holding suspect.” 10-15 means “Prisoner in custody.” 10-16 means “Pick up prisoner.”
What does “10-80” mean?
In terms of a fire alarm code, 10-80 means “Fire Alarm.” Other related codes include 10-77: “Direct Traffic at Fire Scene,” 10-81: “Nature of Fire,” and 10-82: “Fire in Progress.”
What does 10-4 mean in the police
10-4. Message received; OK; acknowledged.
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What does 10-4 stand for
“OK
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. Ten-Four Day ~ for decades, Oct 4 has been a day to salute radio operators.
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Where did the saying 10-4 come from
But unless you're familiar with the history of radio, the origins of 10-4—meaning “Message received” or “OK”—may not seem so obvious. As Dictionary.com reports, 10-4 is part of a collection of “ten-codes” developed by Illinois State Police communications director Charles Hopper in the late 1930s.
What does 10-3 mean in police code
10-3. Stop Transmitting. Stop Transmitting. Clear the Air-Emergency. Stop Transmission.
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What does 10-4 mean in swat
Okay
2022/11/25. 10-4 is a signal for "Okay," or "understood." It is mainly used by police officers all across North America. They were developed during the 1930s to allow the standardization of message traffic.
How do you respond to 10-4
Also, remember that the code 10-4 only means "message received". If you want to say "yes", use "affirmative". For "no", use "negative" or “negatory”.
What does 10-4 and 10 2 mean
10-2: Receiving well. 10-3: Stop transmitting. 10-4: Ok, message received. 10-5: Relay message. 10-6: Busy, stand by.
What does 10-6 mean in police code
10-5 Relay. 10-6 Busy — stand by unless urgent. 10-7 Out of service. 10-8 In service.
Do people still say 10-4
When the phrase is used, it is usually done so in a formal law enforcement or military setting and only among those who are familiar with the term. If you hear the phrase "10-4 copy," it signifies that you understand what the speaker is saying. Also, the "10-4" code is commonly used in movies and the media.
What’s a good response to 10-4
Signals by era
| Signal | APCO Meaning | |
|---|---|---|
| 1940 (APCO Standards Committee) | APCO Project 14 (1974) | |
| 10-4 | Acknowledgement. | Affirmative (Ok) |
| 10-5 | Relay. | Relay (To) |
| 10-6 | Busy. | Busy |
What does 10 13 mean in police code
10-13 Advise weather and road conditions. 10-14 Citizen holding suspect. 10-15 Prisoner in custody. 10-16 Pick up prisoner.
What does 10 80 mean
Fire Alarm
Code
| Code | Meaning |
|---|---|
| 10-77 | Direct Traffic at Fire Scene |
| 10-80 | Fire Alarm |
| 10-81 | Nature of Fire |
| 10-82 | Fire in Progress |
Why do army people say 10-4
10-4 is a common radio response used in the United States as a means of acknowledging an incoming transmission. It translates to "I received your message loud and clear" or "understood."
What does code 7 mean in swat
Code 7 Meal break. Code 8 Restroom break. Code 9 Summer uniform. Code 10 SWAT pre-call up. Code 11 SWAT Call up.
What does 10-4 little buddy mean
A few of the more often used codes are: 10-4 (ten-four) meant message received. 10-9 (ten-nine) meant, please repeat your last message. 10-10 (ten-ten), transmission complete, standing by.
What does 10-4 and 10-2 mean
10-2: Receiving well. 10-3: Stop transmitting. 10-4: Ok, message received. 10-5: Relay message. 10-6: Busy, stand by.
What does this 10 5 mean
| Powers of 10 | |
|---|---|
| 101=10 | 101=1 |
| 105=100,000 (one hundred thousand) | 10-4=0.0001 (one ten thousandth) |
| 106=1,000,000 (one million) | 10-5=0.00001 (one hundred thousandth) |
| 107=10,000,000 (ten million) | 10-6=0.000001 (one millionth) |
What does 10-4 and 10-8 mean
10-4 Acknowledgement (OK) 10-5 Relay. 10-6 Busy — stand by unless urgent. 10-7 Out of service. 10-8 In service.
What is US police code 10-7
10-7 Out of Service. 10-8 In Service. 10-9 Say Again. 10-10 Negative.
What does 10-8 mean in police code
10-8 In service/available for assignment. 10-9 Repeat last transmission.
What does rubber duck mean in CB talk
"Rubber Duck" – The first vehicle in a convoy. "Rubbernecker" – Vehicles that further slow down or impede already congested traffic by rotating their heads 180 degrees to view the accident or traffic incident and not paying attention to the road ahead.
What does it mean when a guy says 10-4
10-4 is a signal for "Okay," or "understood." It is mainly used by police officers all across North America. They were developed during the 1930s to allow the standardization of message traffic. They slowly became recognized by the public through its use in popular TV shows such as Highway Patrol.
Does 10-4 good buddy mean
OK, good friend
"10-4, good buddy" was a popular way to say "OK, good friend" back in the day.
What does 13 mean in police code
An officer in distress will transmit Signal 13. This message will be given the highest priority. The following procedure will be followed.
What does a 10 15 mean
10-15 Prisoner in custody. 10-16 Pick up prisoner.
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