Those who lived were branded on the forehead with the letters FUG, for "fugitivus". Main advantage over the FuG 5 was greater range. Later versions did away for the need for the Fug 202. Further development of the basic Fug 25 was then abandoned. It was used with the same antenna as the Fug 8. Lichtenstein SN3 - FuG 228&colon; A higher powered version of the SN2. FuG 18&colon; Developed in 1944 as an improvement to the Fug 15. Nr.550214 fitted with FuG 217 is a rare survivor. Could interwork with the Fug 5 of the armour. FuG 11&colon; Developed as a replacement for the Fug 10 series. Also radar was specified for this aircraft, the German FuG 202. The FuG X with TZG 10 and FuG 16. Included an IFF system that worked with the FuG 25z airborne unit. This led to the Fug 120 and Fug 139 systems. It was usually used for communication with a Fug 8 in the same installation.