Federal Signal PA300 Siren - Silver 1980s Model - YouTube
网页2018年8月11日 · Here's one of the earlier iterations of Federal Signal's PA300 siren. It has a much longer wail tone than its newer counterparts, and I'm particularly fond of how it sounds as...
Federal Signal Thunderbolt - Civil Defense Sirens Wiki
网页The Thunderbolt was a long-running series of supercharged rotating sirens manufactured by Federal Signal, and over its nearly 40-year production run it gained a reputation as one of the most popular civil defense sirens ever produced, sporting nearly unrivaled sound output when it was released, and continuing to …
Historical Timeline of Federal Sign and Signal Devices
网页2015年10月19日 · PA20A series B (early to mid 1980s) 1960s era Interceptors have low-pitched wail and yelp tones. 1970s and 1980s era Interceptors have high-pitched wail and yelp tones like the sirens that are use today.
Federal Signal Model 2 - Wikipedia
网页The Model 2T was an omnidirectional siren manufactured by Federal Signal from the 1950s to the 1980s, mainly to fulfill the civil defense requirement for dual-tone warning signals.
Thunderbolt (siren) - Wikipedia
网页In the 1980s, when civil defense fell into disuse, thunderbolts across the United States were repurposed for nuclear and storm warning siren systems. During the Gulf War, Federal sent a number of modified Thunderbolt 1003s to Kuwait to warn its citizens of an air raid.
Federal Sirens - Civil Defense Museum
网页Federal Signal Model 2. The Federal Model 2 is a small siren that Federal states produces 102db and 100ft. It is a single phase 2hp siren and is single tone. Federal also made dual tone Model 2T. The Model 2 single tone siren has …
Federal Signal System 7000 - Air Raid Sirens Wiki
网页2024年8月14日 · These were introduced sometime in the 1980s for use in areas where reliable power was unavailable, such as war zones or remote areas. The siren would be driven by standard mainline power when available, switching to the …
Model 2 - Air Raid Sirens Wiki
网页2024年8月29日 · The Model 2 is a small 2-horsepower siren that has been produced by Federal Signal and its predecessors since 1929 and is the cheapest purpose-built outdoor warning siren on Federal's current lineup, as well as one of …
EOWS - Air Raid Sirens Wiki
网页2024年8月29日 · The EOWS series came to light in 1980 when Federal Signal won a bid for an electronic siren system to be installed at the now coal-fired Zimmer nuclear plant. Federal Signal however did not have an electronic siren line, so this led to a new development they called SiraTone .
SiraTone - Wikipedia
网页SiraTone was a brand of electronic outdoor warning sirens produced by Federal Signal Corporation which began production in the early 1980s. These sirens were designed to broadcast high-intensity warning signals over a large area.