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1 问题的提出在对军区各部队通信装备的巡回检修中,根据许多通信台、站反映,目前装备的大功率单边带发信机所用的强放管价格昂贵,且使用时间短。例如,某型号的400W单边带发信机,用国产的人民牌FU—250金属陶瓷管,在“全时台”工作时,使用时间不超过15天。这样给部队经费、执勤、维护带来许多困难。各部队都希望尽快采取措施,解决
1 PROBLEM ISSUES In the patrol and maintenance of communications equipment of all military units, according to many stations and stations, the existing high-power single-sideband transmitters currently in use in equipment are expensive and have a short service life. For example, a model of 400W single sideband transmitter, with the domestic people’s brand FU-250 metal ceramic tube, “full time” work, the use of time less than 15 days. This has brought many difficulties to the troop cost, duty and maintenance. All units hope to take prompt measures to solve them