Thunderbolt Restoration - Air Raid Sirens
This is the hideous single-tone rotor that arrived in this 1000T. Perhaps the siren's original dual-tone rotor failed, but more likely it was "junkyard swapped" after removal from service. The dual-tone 6/5 rotors are not as easy to come by as the single-tone rotor, which is …
Thunderbolts In Existence "Spinoff" maps - The Siren Board
Jan 26, 2022 · Indiana-based Thunderbolt fanatic who finally heard his first Thunderbolt on October 2nd, 2018. Owner of The Thunderbolt Siren Map since May 19th, 2021. All of my siren recordings (Playlist) | Every siren I've documented (Map)
Thunderbolt sirens... any value estimates? - The Siren Board
Jun 24, 2013 · The January 1, 1979 Federal Signal Price List lists the price of a new 1000 Thunderbolt siren from $6684.25 up to $7716.75 depending on the model. In addition to that the necessary control panels to operate the siren were $837.00 for the main motor control panel and $236.00 for the additional control panel needed to operate the 1003 model of ...
Thunderbolt Variants and What They Mean. - The Siren Board
Dec 2, 2024 · And to answer some of the variant questions, the Thunderbolt you're friend is going to see is a Thunderbolt 1000T with either a 5M or 4M 3-phase blower. The "A" means it has a 3-phase motor (like said in posts above), and the "A2" is the later 5M and 4M blowers (A1 is a 6M blower), so you were right with it being for the blower!
The Official U.S.A. Siren Map - The Siren Board - Air Raid Sirens
Mar 12, 2022 · After many years of hard work thanks to lots of hard working contributors, I give you the "Official U.S.A. Siren Map" Over 50,000+ across all 50 states. Please note that the map is still being worked on, however if you find any mistakes or missing location, please don't hesitate to reach out to one of the editors, or use the google form linked ...
Reverse wired Thunderbolts? - The Siren Board
Dec 30, 2023 · The people who installed the Thunderbolt or the people who do maintenance somehow accidentally flip the polarity on the blower motor. One Thunderbolt in Hamilton Ohio, nicknamed "Tunnelbolt", probably holds the record for getting reverse wired the most times (I don't know how much exactly, but I do know that it has been flipped a lot somehow.)!
Thunderbolt Serial Number Registry - The Siren Board - Air Raid …
Nov 6, 2019 · Sorry if this is the wrong forum, but me and a few other users are starting a serial number registry for the pre-1976 thunderbolts (ones with T-XXXX-D or T-XXXX) and I wanted to post it in case anyone wanted to submit info, etc. for thunderbolts of this vintage.
Thunderbolt Siren Coverage Area - The Siren Board - Air Raid Sirens
Sep 5, 2015 · Re: Thunderbolt Siren Coverage Area Sun Sep 06, 2015 12:18 am Chicagosiren-hunters wrote: Also, there was a rumor that a Thunderbolt 1000 could reach 131 Db's with an A1 6M blower.
The very last Thunderbolt model - The Siren Board
Mar 17, 2017 · WHOA WHoa whoa, hold on, the Thunderbolt never had this rotator. That rotator came out in 2003. Actually yes it did, and it was the first siren to have it. It was a Thunderbolt exclusive too. After mass-production ended for the Thunderbolt in 1990, Federal was selling 2001s, and Thunderbolts too until they would eventually run out of stock.
Thunderbolt 2000 siren map - The Siren Board - Air Raid Sirens
Jan 29, 2023 · Thunderbolt 2000 siren map Sun Jan 29, 2023 10:34 pm Hello everyone, i’m currently working on a thunderbolt 2000 siren map, and i was wondering if i could get some help finding any.