Rubuta ci gaba ga wannan sakin layi - Daya daga cikin na farko da aka gina don amfani da Fw 190s a wannan rawar shine "Stab / Versuchskommando Herrmann", wani sashi da aka kafa a watan Afrilu 1943 da Major Hajo Herrmann. Unitungiyar Herrmann ta yi amfani da daidaitattun A-4s da A-5s da aka aro daga rukunin mayaƙan rana don tsayar da masu jefa bama-bamai a kan ko kusa da garin da aka yi niyya, ta amfani da fitilun bincike da sauran kayan gani don taimaka musu su sami ma'aunin su. Amfani na farko na "Window" ta RAF a lokacin yakin Hamburg
a watan Yulin 1943, ya sanya ka'idojin dare na "Himmelbett" marasa amfani kuma ya kawo gaggawa ga ci gaban Herrmann's "Wilde Sau (Wild Boar) " dabara, har sai an samar da sabbin dabarun yaki da dare. Maimakon ƙuntata Fw 190s zuwa tsarin sa ido na ƙasa, an ba Fw 190s 'yanci kyauta don tashi sama da wuraren da aka yi wa bam don ganin ko za su iya gano' yan bam ta amfani da wutar ƙasa a ƙasa. Wadannan dabarun sun zama wani ɓangare na ayyukan dare har zuwa Mayu 1944.