Emergency Alert System

EAS Encoder

Generate real SAME-compliant EAS headers with FSK audio encoding per 47 CFR §11.31.

Event & Originator

EAS Event Code

Originator

Callsign / Sender ID (max 8 chars)

Time & Tone

Issue Time (local)

Valid Duration

Valid Minutes

Attention Tone Duration (8–25s)

Affected Areas — FIPS Codes

Add FIPS codes manually (6-digit) or use the selectors below. Max 31 locations. Defaults to 000000 (nationwide) if empty.

Subdivision

State

County / Area

Alert Voice Message (TTS)

Message text — spoken after attention tone

TTS Voice

Rate

Generated SAME Header

Fill in the fields above then hit Generate

Playback

Generate a header first

Activity Log