Lost Frequencies，原名Felix De Laet，1993年11月30日出生于比利时首都布鲁塞尔，是一名DJ、音乐制作人，风格偏向Deep house。他因为混音乡村音乐艺人Easton Corbin的作品Are You With Me而出名，该曲原版收集在Corbin 2012的专辑《All Over The Road》里。Lost Frequencies将Are You With Me在2014年10月27日作为一首单曲混音，在2014年11月25日在比利时 Ultratop 榜和Wallonia francophone 榜上拿到第二名的好成绩。2015年该曲在奥地利、德国、瑞士榜登顶，并且在欧洲其他一些国家例如芬兰、法国、荷兰、挪威、西班牙、瑞典榜进入前十。
另外2015混音的单曲"In and Out of Love"(Armin van Buuren feat. Sharon den Adel)在比利时Ultratip榜上排名31位。
Felix De Laet (born 30 November 1993),known by his stage name Lost Frequencies, is a Belgian DJ and record producer. He is best known for his 2014 single "Are You with Me" and 2015 single "Reality".
In 2014, Lost Frequencies made a remix of country artist Easton Corbin's "Are You with Me". The song had originally appeared in Corbin's second studio album, All Over the Road, but had not been released as a single. Lost Frequencies remixed the song and released it as a single on 27 October 2014. The track topped Belgium's Ultratop chart on 15 November 2014, reaching number two in the Walloon chart as well. In 2015, the single peaked the top of the charts of Australia, Austria, Germany, Poland, Ireland, Switzerland and the United Kingdom. It was also charted in several countries in Europe, reaching the top 10 in Finland, France, Netherlands, Norway, Spain, Sweden and Turkey. On 3 June 2016, Lost Frequencies released a single, "Beautiful Life", featuring Sandro Cavazza, which may also be the lead single for his upcoming debut studio album.