VHF tuner甚高频频道选择器 VHF TV tuner甚高频电视频道选择器 VHF turret tuner甚高频旋转式频道选择器 compact VHF tuner小型甚高频(电视)调谐器 VHF solid state TV tuner甚高频固态电视频道选择器 VHF link甚高频传输线路 VHF omnirange甚高频全向指向标 ...
Vhf - tunerMEYER HERBERT
compact VHF tuner 小型甚高频(电视)调谐器 VHF tuner 甚高频频道选择器 VHF TV tuner 甚高频电视频道选择器 VHF turret tuner 甚高频旋转式频道选择器 VHF solid state TV tuner 甚高频固态电视频道选择器 compact into 把…挤成,使…凝固成 VHF link 甚高频传输线路 VHF receiver 甚高频接收机 VH...
必应词典为您提供vhf-tuner的释义,un. 甚高频调谐器; 网络释义: 甚高频党器;
VHF Tuner IC for Use in Television Receivers and CATV Receivers A single chip VHF Tuner IC will be described with a frequency range covering the entire VHF band up to 440 MHz. The development of this new component was b... R Taeuber,J Fenk - 《Consumer Electronics IEEE Transactions on》...
专利名称:VHF TUNER 发明人:OOSAWA HIROSHI 申请号:J P 2074 581 申请日:19810213 公开号:JPS57135529A 公开日:19820821 摘要:PURPOSE:To set the value of a feedback resistance relatively small by connecting the feedback resistance to the cathode side of a switching diode for band switching. ...
文中针对多射频接收链路的数字机顶盒设备,以常规RFAF模型对其调谐器(Tuner)模块仿真,分析出影响其瞬时动态范围的因素之一是射频自动增益控制(RF AGC)电路的增益步长,并通过对模型的分析及优化,再次仿真,分析出数字机顶盒设备中的中频自动增益控制(IFAGC)电路能够缓解由RF AGC电路引起的瞬时动态范围波动变化。
ADMTV803: VHF/UHF Tuner IC for Multi-Standard Digital TV Product Description The ADMTV803/804 is a highly integrated CMOS zero-IF conversion tuner IC for multi-standard digital TV applications such as CMMB (UHF band), DTMB, DVB-H, DVB-T, DAB, T-DMB, ATSC-M/H and ISDB-T (full-seg...
ADMTV803: VHF/UHF Tuner IC for Multi-Standard Digital TV Product DescriptionThe ADMTV803/804 is a highly integrated CMOS zero-IF conversion tuner IC for multi-standard digital TV applications such as CMMB (UHF band), DTMB, DVB-H, DVB-T, DAB, T-DMB, ATSC-M/H and ISDB-T (full-seg...
To perform mixing and bandswitching in a multi-band tuner, bandswitching takes place at the IF frequency such that diodes 10, 12, preferably of the hot carrier or Schottky type, can be used to perform both mixing and bandswitching functions. The tuner has first and second oscillation signals...