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What Is KMA in Police Talk: A 2026 Definitive Guide to Law Enforcement Signal Codes

"The acronym KMA in the context of law enforcement and emergency telecommunications does not refer to a tactical unit or a specific crime code. Rather, it is a historical and technical regulatory designation. KMA refers to the FCC-assigned call signs for public safety radio stations. In police radio parlance, when dispatchers or officers refer to the KMA sign-off, they are referencing the formal federal station identification requirements mandated for government radio transmissions. The Historical Significance of KMA Call Signs Before the proliferation of digital encryption and modern internet-protocol-based radio systems, the Federal Communic..."

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