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１意大利１０ｋＷ发射机概况河南广播电视发射台于１９９３年进口了一部意大利生产的１０ｋＷ单通道电视发射机，该机器的前级为全固态，末级采用一只大功率陶瓷四极管ＴＨ３７１，与ＴＨ１８７３１谐振腔体共同组成末级功率放大器，将前级输出的３００Ｗ视音频调制信号放大到
1 Italy 10kW Transmitter Overview Henan Radio and Television Launchpad in 1993 imported an Italian production of 10kW single-channel TV transmitter, the machine is all-solid front stage, the last stage using a high-power ceramic TH371, And TH18731 resonant cavity together form the last power amplifier, the pre-output of 300W video and audio modulation signal amplification to