Federal Sign & Signal Thunderbolt 1003, Lake Bluff IL, 2.5 Minutes Hi-Lo

So i went to Lake Bluff IL to see the Thunderbolt 1003. I Met some people there. Unlike last year they did Hi-Lo and it was 2.5 minutes. It was fun to meet new people i wanted to meet. When the Thunderbolt hits the camera the top of the horn cuts off.

Siren - Federal Sign & Signal Thunderbolt 1003
Location - Lake Bluff Fire Department, Lake Bluff IL
Testing - First Tuesday at 10AM *Sometimes or for Request and for the 4th of July at 10 AM
Date recorded - 7/4/22
Camera Used - Panasonic HC-V180k
Enthusiast Present: Ray -TheSpiritStingRay/RPG-IV, Timofey -Sirens & Alarms of Northern IL, V&NS Safety New and Vintage Sirens, Illisconsin Sirens

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