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电子部五十四所新研制出一种用于共用天线电视(CATV)和闭路电视(CCTV)系统中的KDHF—I型宽频带低噪声,自动增益控制(AGC)干线放大器(图为本品1:1实物照片),本放大器是在综合比较国内外同类产品的基础上采用混合集成技术制作的。可工作在基高频(VHF)频段,是CATV和CCTV系统中的先进部件。具体技术指标见下表
The Electronics Division has developed a KDHF-I wideband, low-noise, AGC trunk amplifier for the CATV and CCTV systems. 1: 1 physical photo), the amplifier is based on a comprehensive comparison of similar products at home and abroad based on the use of hybrid integrated technology. Can work in the fundamental high frequency (VHF) frequency band, it is the advanced part in CATV and CCTV system. Specific technical indicators in the table below