Tung Sol: Flasher

However, in the engineering and electronics community, "Tung-Sol Flasher" almost exclusively refers to their patented technology, specifically the bi-metallic strip interrupter used in automotive turn signals and aircraft warning systems during the mid-20th century.

Before the late 1930s, automotive signaling was chaotic and unsafe. Drivers relied entirely on hand signals or expensive, fragile mechanical arms called "trafficators" that flipped out from a vehicle’s door pillars. tung sol flasher

The Tung-Sol Flasher is a beam tetrode power tube that is known for its: in the engineering and electronics community