DAB,空中泡沫还是“空中客车”? 两三年前,DAB(数字音频广播)有过一阵颇为热闹的日子。无论老广播还是新广播,都为这泊来品侧目,国内甚至有应声立项的开路先锋。一时间,DAB颇为时尚。眼下,它的发展情势又如何?据说国内北京、上海、广东都有试点,但接收机如凤毛麟角。不妨走马看看国外的情形。 DAB, air bubble or “Airbus”? Two or three years ago, DAB (Digital Audio Broadcasting) had a very lively day. Regardless of the old radio or the new radio, all this beauties are eye-catching, and even the pioneers of the project have even been opened up in the country. For a time, DAB is quite stylish. Right now, what is its development trend? It is said that there are pilot projects in Beijing, Shanghai and Guangdong all over the country, but the receivers are rare. May wish to take a look at the situation abroad.