Historical relic site of the Voice of Vietnam at Nguom Chieng cave

Historical relic site of the Voice of Vietnam at Nguom Chieng cave

Location of the Voice of Vietnam at Nguom Chieng cave (1966 - 1978), in Trung Khanh town, Cao Bang province. Nguom Chieng Cave, with its rugged terrain and solid terrain, was chosen as the place to set up a backup station of the Voice of Vietnam (called Dien Radio A3). The A3 radio broadcasting station was the evacuation site of the Voice of Vietnam during the resistance war against the US invasion from 1966 to 1978. This is one of the important "bases" responsible for relaying and broadcasting. broadcasting to Finland and Northern European countries, contributing to ensuring that the Voice of Vietnam's broadcast is maintained and smoothly, transmitting the voice of the Party and Government, the voice of the Vietnamese people steadfastly. strong and proud on the front line against America, winning independence and freedom for the Fatherland. Over 10 years of operation (from the first day of broadcasting on April 24, 1966 to 1978), Radio A3 has successfully completed its historical mission, marking many memories of the arduous period of resistance against the US to save the country. magnanimity, especially of radio people with their bravery and burning revolutionary enthusiasm. At the beginning of construction, Dien Dai A3 was called Site 50. During the two-year construction period, at one point, up to 300 workers had to be mobilized to pave the way and explore the surrounding area to ensure broadcasting. bar as fast as possible. When chosen as the place to set up a backup station for the Voice of Vietnam, Nguom Chieng was expanded into a very wide and deep cave through the mountain. In front of the cave entrance on the left is a solid stone ventilation house. Inside the cave, 3 houses were built to house generators and warehouses. At the end of the cave is also an empty space and finally the path to the back door is built with 124 steps leading out of the cave behind the mountain and is also where the receiver system is located. Standing here, you can observe National Highway 4A leading to Ban Gioc Waterfall and the surrounding area. In addition to the main cave, there is also a secondary cave with a narrower cave to place the dynamo system. In front of the cave is a row of mechanical buildings on the right, further to the left is the security force's house and the cafeteria. All of these rows of houses are built of very solid and sturdy stone. The more flat and empty space in front of the cave entrance is where the transceiver antenna system is located. Over a long period of time with the impact of nature and humans, currently the houses built in Nguom Chieng cave to place transmitters and radio transmitters have been destroyed, leaving only the tiled and marble floors. The foundation system of the house, at the end of the cave, still has 124 steps leading to the back door where the receiver is located. The small cave on the right to place the dynamo system currently still has a cement and stone pedestal and reinforced steel. In front of the cave entrance, the rows of mechanical houses, the security force's house, the cafeteria and the water tank are still intact, currently only the roof is damaged. All rows of houses are built of solid and sturdy cement and stone. The land area to place the antenna columns is currently the rice fields of people in Bo Da hamlet, Trung Khanh town, Trung Khanh district. Nguom Chieng cave relic has an area of ​​protection zone 1 of 6,616.7m2 and protection zone 2 of 42,016.6m2. With the above typical value, the location of the Voice of Vietnam at Nguom Chieng cave (1966 - 1978), was ranked a National Historical Monument by the Minister of Culture, Sports and Tourism on June 29. /2021. Source: Department of Cultural Heritage

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