NKR is the call sign of a non-directional beacon with a range of 50 NM at Leimen-Ochsenbach, Germany, situated at 49°12' 12" N and 8°44'E. NKR, which transmits on the frequency 292 kHz, uses as antenna a 20 metre tall free-standing lattice tower with a weight of 1200 kilograms, which is insulated against ground. Wikipedia