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To produce enough light, these lamps required the use of extremely long filaments, which remained so until the development of more efficiently wound tungsten filaments. In the 1960s, US inventor Robert (Bob) Kyp patented a similar in appearance but flickering "electric flame" light bulb under the name Balafire [6] as well as radiometers.
This beacon was custom-made for the Gay Head Light as a double-tiered cannon beacon to maintain the historic signal of "three whites and one red". By 1956 the Gay Head Light was fully automated – negating the need for a lighthouse Keeper to occupy the property. The 1902 wooden gambrel-roofed Keepers house was razed circa 1960.
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