National day layout of 150 sound amplifying devices with digital processing

2009 October 1, Tiananmen will once again played the voice of witness China, new China was founded 60 years China brand development achievements and glory.

Tiananmen Square is located in the Centre of Beijing. North-South length 880m, wide, covering an area of 44 thousand 500m m ^ 2, which can accommodate up to 100 million people held a Grand rally, is China's important mass rallies of worship, is the world's largest city square.

This year's national day celebrations, Chang'an in Tiananmen Square and along the layout of the 150 more sound reinforcement device, using the advanced digital sound processing mode to meet the military parade, parade and party, and other scenes of sound requirements.

Tiananmen Square sound reinforcement system built in 1959, is the founding of the 10th anniversary celebration activities need to be established, its main task is responsible from dongdan to Xidan between sound reinforcement. This set of sound reinforcement system has over 40 years, many parts or tubes, equipment obsolete, sound distortion. Some devices have long been damaged and unable to continue maintenance. The square of the sound reinforcement systems all have been updated. Replace the sound column of 147 released, add new sound amplifying equipment 300, laying cable 30 million meters, renovation of four rooms, two mobile computer lab. The entire system can be shortcoming or partition to use as needed. Updated sound reinforcement system for its sound and the tone has been greatly improved.

100 m long LCD Debuts monument

The parade, in addition to the Tiananmen Square things on both sides of the Chang'an gate sets two nearly 20 m high and large LCD screen, there are two super big LCD screen debut in front of Tiananmen hero monument. Yesterday afternoon, journalists in Tiananmen Square in front of the monument, two rows of large steel frame has been erected.

"Each row steel frame width 50 m high and 5 m. "Lee from Shougang engineers told reporters that the two row totals 100 m long flat steel frame is specially designed to make installing all demanding high standards.

Audio lighting enters combat drills

To ensure that the 60th anniversary of the sound effects, yesterday morning, the staff began to Tiananmen area sound reinforcement system for testing, some people stop and listen to around Tiananmen Square on the speakers and the yard of the play effect.

Yesterday at 4 p.m., Tiananmen, reporters saw many technicians are still installed large numbers of audio equipment. It is reported that this year's national day celebrations, Chang'an in Tiananmen Square and along the layout of the 150 more sound reinforcement device, using the advanced digital sound processing mode to meet the military parade, parade and party, and other scenes of sound requirements.

Tiananmen Square, many electrical technicians check the finishing line, the square is full of rubber tread plate. 7 point last night, the lights of the Tiananmen Square.