This may be of help. 73 Gedas W8BYAActive Mongolian Frequencies:
164 kHz: Transmitted from Khonkhor (Ulaanbaatar). This is the primary signal for central Mongolia, though it often operates at reduced power (nominal 500 kW).
209 kHz: Transmitted from three sites: Choibalsan (east), Dalanzadgad (south), and Ölgii (west). The Ölgii transmitter is notable for being the tallest structure in Mongolia at 352.5 meters.
227 kHz: Transmitted from Altai City in the Govi-Altai province.