REXROTH力士乐放大器的作用: 原理:高频功率放大器用于发射机的末级,作用是将高频已调波信号进行功率放大,以满足发送功率的要求,然后经过天线将其辐射到空间,保证在一定区域内的接收机可以接收到满意的信号电平,并且不干扰相邻信道的通信。 REXROTH放大器的原理: 高频功率放大器用于发射机的末级,作用是将高频已调波信号进行功率放大,以满足发送功率的要求,然后经过天线将其辐射到空间,保证在一定区域内的接收机可以接收到满意的信号电平,并且不干扰相邻信道的通信。REXROTH力士乐放大器所产生的直流误差使失调和失调漂移降到zui低。在-40℃~ 125℃温度范围内,它具有10μVzui大输入失调电压和65nV/℃zui大输入失调电压漂移。DIGIN是单线串行接口,通过它对放大器的增益和输出失调进行调整设置,增益调整范围是70~1280,二级放大器的增益可以分别单独进行设置和调整,调整到预定的增益值后,再利用DigiTrim多晶硅熔丝技术固定放大器的增益设置,实现增益*设定。*级增益调整通过调整Pl和P2的128步7bit编码进行,范围为4.00~6.40;第二级增益调整通过调整P3和P4的8步3bit编码,范围为17.5~200。在*性固定放大器的增益设定值之前,为获得*校准精度,可暂时在路设置和反复调节调整值。*级增益与编码值的关系见公式(1);第二级增益与编码值的关系如表l所列,放大器总增益GAlN=CAIN1xGAIN2。放大器的输出电压VOUT可由公式(3)算出,其中GAIN为电路对于差分输入的默认内部初始增益,大小为70。当2个输入都接地时,因*项接近0 REXROTH放大器的型号: 模块式放大器:VT11004-1X/,VT11007-1X/,VT11010-1X/,VT11015-1X/,VT11016-1X/,VT11021-1X/,VT11030-1X/,VT11031-1X/,VT11032-1X/,VT11033-1X/,VT11034-1X/,VT11037-1X/,VT11118-1X/,VT11131-1X/,VT11132-1X/,VT11550-2X/-VT11554-2X/,VT11165-1X/,VT-MRPA2-1-1X,VT-MRPA2-2-1X,VT-MSPA1-50-1X,VT-MSPA1-1-1X/,VT-SWMA-1-1X/,VT-SWMAK-1-1X/。 VT-VSPA2-1-2X 4WRA...2X;4WRZ...7X VT-VSPA1-1-1X DBE(M), (Z)DBE, (Z)DRE10, 3DRE(M) VT-VSPA1-2-1X DBET...6X VT-VSPA1-525.../RTP DBETX–...–25, DBE6X–...–25, DRE6X–...–25, DBE10Z-...-25, DRE10Z-...-25,2FREX6, 2FREX10, 3FREX6, 3FREX10,4WRBA..EA VT-VSPA1-508.../RTP DBETX–...–8,DBE6X–...–8,DRE6X–...–8,DBE10Z–...–8,DRE10Z–...–8 R900029275 VT 10399-5X/FXY-D9RT-RXY R900207352 VT10406-3X/BX0-2S-RXY R900075938 VT10406-3X/BXY-1S-RXY R900079605 VT10406-3X/FXY-0K-RXY R900031910 VT10406-3X/FXY-0S-R00 R900020746 VT10406-3X/FXY-0S-RXY R900082731 VT10406-3X/FXY-1K-RXY R900066640 VT10406-3X/FXY-1S-R00 R900020311 VT10406-3X/FXY-1S-RXY R900052968 VT10406-3X/FXY-2K-RXY R900031616 VT10406-3X/FXY-2S-R00 R900020355 VT10406-3X/FXY-2S-RXY R900033192 VT10406-3X/FXY-3S-R00 R900020961 VT10406-3X/FXY-5S-RXY R900029055 VT10468-3X/B1-RX R900051872 VT10468-3X/B2-RX R900248704 VT10468-3X/B3-RX R900207443 VT10468-3X/B7-RX R900020307 VT10468-3X/F0-R0 R900020360 VT10468-3X/F0-RX R900074164 VT10468-3X/F1-R0 R900020309 VT10468-3X/F1-RX R900053072 VT10468-3X/F2-R0 R900020911 VT10468-3X/F2-RX R900020593 VT10468-3X/F3-RX R900070971 VT10468-3X/F4-RX R900020306 VT10468-3X/F5-RX R900020365 VT10468-3X/F6-R0 R900020328 VT10468-3X/F6-RX R900020914 VT10468-3X/F7-RX R900062692 VT10812-2X/32D R900062584 VT10812-2X/48F R900713826 VT10812-2X/64G R900916986 VT10986A1X/IA4010 METALLHUELSE R900010871 VT11004-1X/ R900010937 VT11006-1X/ R900010938 VT11015-1X/ R900019681 VT11017-1X/ R900019567 VT11021-1X/ R900020199 VT11026-1X/ R900010991 VT11029-1X/ R900010992 VT11030-1X/ R900019641 VT11031-2X/ R900019589 VT11032-1X/ R900020293 VT11110-1X/ R900211788 VT11118-1X/ |