Do police officers use codes on their walkie talkies? If not, why don't they just say 'I need backup at this location'? Or does this happen sometimes without being coded as such? -
![TEN and Q Codes FOR Radio Commiunication - TEN CODES FOR RADIO COMMIUNICATION: 10-0 Caution 10-1 - Studocu TEN and Q Codes FOR Radio Commiunication - TEN CODES FOR RADIO COMMIUNICATION: 10-0 Caution 10-1 - Studocu](https://d20ohkaloyme4g.cloudfront.net/img/document_thumbnails/a23132becae1fcb904356da6f0f28c42/thumb_1200_1552.png)
TEN and Q Codes FOR Radio Commiunication - TEN CODES FOR RADIO COMMIUNICATION: 10-0 Caution 10-1 - Studocu
![10 Codes - 10 CODES 10-0 Caution 10-1 Unable to copy, change location 10-2 Signal Good, Loud and - Studocu 10 Codes - 10 CODES 10-0 Caution 10-1 Unable to copy, change location 10-2 Signal Good, Loud and - Studocu](https://d20ohkaloyme4g.cloudfront.net/img/document_thumbnails/1b0b50869f07edeff4f3b1777794ccf4/thumb_1200_1835.png)
10 Codes - 10 CODES 10-0 Caution 10-1 Unable to copy, change location 10-2 Signal Good, Loud and - Studocu
![It's Over and Out and 10-22 on Codes Found in Piece of Ephemera from Weaver's Liquors. - Window on Cecil County's Past It's Over and Out and 10-22 on Codes Found in Piece of Ephemera from Weaver's Liquors. - Window on Cecil County's Past](http://cecilcounty.files.wordpress.com/2012/02/cecil-county-fire-ten-codes-356.jpg)