at_man_agilent16451b_dielectrictestfixture操作与维护手册

Agilent 16451B DIELECTRIC MATERIAL TEST FIXTURE Operation ManualManual ChangeAgilent Part No.N/AJune 2008Change 1Following note is added on the following designated locations.NOTEBe careful not to contaminate or not to make a scratch on the surface of the electrode.A scratch or contamination ofthe electrode's surface sometimes prevents the measured capacitance from falling within the limits shown in"Electrode Adjustment"(Page 3-36).If it happens,replace the scratched/contaminated electrode or contact yournearest Agilent Technologies Sales and Service Office.As long as the measured capacitance falls within the limits,theelectrode doesn't need to be replaced or repaired.Locations:1.Page3-292.Page3-373.Page3-414.Page3-445.Page 4-8Change 2Correct Table 1-2(Pagel-4)as follows.Compatible Instrument ModelMeasurementFrequency Range4192A LF Impedance Analyzer5 Hz-13 MHz4194A Impedance/Gain-Phase Analyzer100 Hz-40 MHz"T4263B LCR Meter100Hz-100kHz4268A 120Hz/1kHz Capacitance Meter120Hz/1kHz4278A 1 kHz/1 MHz Capacitance Meter1 kHz/1 MHz4279A 1 MHz C-V Meter1 MHz4284A Precision LCR Meter20 Hz-1 MHz4285A Precision LCR Meter75kHz-30MHz4288A 1 kHz/1 MHz Capacitance Meter1 kHz/1 MHz4294A Precision Impedance Analyzer40Hz 110MHzE4980A Precision LCR Meter20 Hz -20 MHzChange 3Correct the note for table 1-2 in page 1-4.*1:The upper frequency of the 4194A is 40 MHz but it is limited to 30 MHz when used with the 16451B.*2:The upper frequency of the 4294A is 110 MHz but it is limited to 30 MHz when used with the 16451B.O Copyright 2008 Agilent Technologies