Analog Voice Inversion Encrypted Agencies
21 public safety agencies across the United States use Analog Voice Inversion encryption on their radio communications.
About Analog Voice Inversion
Basic analog scrambling that inverts audio frequencies. Easily defeated with inexpensive equipment.
Technical Details
Analog frequency inversion scrambling. Provides minimal privacy and is trivially defeated.
Common Usage
Taxi services, some legacy systems
States with Most Voice Inversion Agencies
All Analog Voice Inversion Agencies
Browse all 21 agencies using this encryption standard.
| Agency | State | County | Type | Scope |
|---|---|---|---|---|
| Canton Police | NY | St. Lawrence | police | Fully Encrypted |
| Gouverneur Police | NY | St. Lawrence | police | Fully Encrypted |
| Massena Police | NY | St. Lawrence | police | Fully Encrypted |
| Norwood Police | NY | St. Lawrence | police | Fully Encrypted |
| Norfolk Police | NY | St. Lawrence | police | Fully Encrypted |
| Ogdensburg Police | NY | St. Lawrence | police | Fully Encrypted |
| Potsdam Police | NY | St. Lawrence | police | Fully Encrypted |
| St. Lawrence County Sheriff | NY | St. Lawrence | sheriff | Fully Encrypted |
| Franklin Police Department | VA | City of Franklin | police | Fully Encrypted |
| Batesville Police Department | AR | Independence | police | Fully Encrypted |
| Harrisburg Police Department | AR | Poinsett | police | Fully Encrypted |
| Searcy Police Department | AR | White | police | Specific Channels |
| Columbia Police Department | MS | Marion | police | Fully Encrypted |
| Cibola County Sheriff's Office | NM | Cibola | sheriff | Tactical Only |
| San Rafael Volunteer Fire Department | NM | Cibola | fire | Fully Encrypted |
| Carbon County Sheriff's Office ' | MT | Carbon | sheriff | Specific Channels |
| Fort Benton Police Department | MT | Chouteau | police | Fully Encrypted |
| University of Maine at Orono | ME | Penobscott | university | Specific Channels |
| Carbon County Sheriff | UT | Carbon | sheriff | Fully Encrypted |
| Ogden Police | UT | Webster | police | Fully Encrypted |
| South Ogden Police | UT | Webster | police | Fully Encrypted |
What This Means for Transparency
Limited Privacy
While Analog Voice Inversion provides some privacy, it can be decoded with specialized equipment. These agencies have not fully encrypted their communications.
Take Action
If your local agency uses Voice Inversion encryption, you can advocate for transparency. Contact elected officials and attend public meetings.
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