600 kHz.

Freq.  MHz	DATE D / M / Y	TIME UTC	Mode	TYPE of SIGNAL	Callsign	Location / Name	MAP	SOUND
0,618,00	22.10.2013	13.15	AM	Morse	RS	Airport Pushkin, Leningrad region, Russia
0,625,00	29.02.2012	11.50	AM	Morse	PS	Airport Ostafyevo, Moscow region, Russia
0,625,00	23.09.2013	10.25	AM	Morse	NW	Airport Ostafyevo, Moscow region, Russia
0.642,00	07.09.2018	19.15	AM	Morse	KN	NDB Kostino, Moscow region, Russia
0,659,00	28.02,2012	12.00	AM	Morse	DO	Airport Domodedovo, Moscow region, Russia
0,660,00	10.12,2014	22.20	AM	Morse	GV	Airport Kolyvan, Novosibirsk Oblast, Russia
0,662,00	17.09,2018	18.30	AM	Morse	SM	Smolenskaya airfield, Krasnodar region, Russia
0,670,00	14.09,2018	19.10	AM	Morse	ND	Kubinka airfield, Moscow region, Russia
0,670,00	17.09,2018	18.00	AM	Morse	UA	Kubinka airfield, Moscow region, Russia
0,670,00	17.09,2018	18.20	AM	Morse	PB	Aerodrome "Kipelovo" Vologda region, Russia
0,676,00	15.09,2018	17.05	AM	Morse	BO	Strigino Airport Nizhny Novgorod, Russia
0,680,00	16.09,2018	19.05	AM	Morse	L	Airport "Barataevka", Ulyanovsk, Russia
0,680,00	25.09,2018	11.25	AM	Morse	BP	NDB Chelobitevo, Moscow region,, Russia
0,682,00	16.09,2018	22.35/td>	AM	Morse	RD	Platov Airport, Rostov-on-Don, Russia
0,687,00	15.09,2018	17.15/td>	AM	Morse	WU/VT	Yeisk Airport, Krasnodar Territory, Russia
0,690,00	16.09,2018	22.20/td>	AM	Morse	DM	Airfield "Dmitrovka", the Crimean peninsula, Russia
0,694,00	22.09,2018	02.35	AM	Morse	AL	NDB"Algasovo", Morshansk, Tambov region, Russia
0,696,000	27.10,2018	16.40	AM	Morse	BT	NDB "Alatyr", Chuvashia, Russia
0,698,00	19.09,2018	22.30	AM	Morse	SM	Undefined