9th radio centre of Moscow
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The 9th radio centre of Moscow was a high power shortwave and medium wave broadcasting facility at Elektrostal near Moscow. Its broadcasting frequency was 873 kHz with a transmission power of up to 1200 kilowatts. It was also used as radio jammer of "unwanted" stations (VOA, BBC and others).
It used a system of four guyed masts each 217 metres tall, as the antenna system.