Advantest R8340 高阻表的产品介绍：
The R8340A digital ultra-high resistance/micro current meters use an input amplifier gain switching type I-V converter, highspeed sampling A/D converter and low-noise high-response voltage generator. They are fast and precise, with a range from 10 fA to 19.999 mA for current measurement and 10 Ħ to 3 ?~ 1016 Ħ for resistance measurement. Key Features - Measurement of Micro Current from 10 fA to 19.999 mA - Measurement of High Resistance from 10 Ħ to 3 ?~ 1016 Ħ - High-Speed Charge/Discharge - High-Speed Measurement with 100 Samples/Second - Floating Measurement of 1100 VDC - Standard GPIB Interface See Spec Sheet for Addional Information
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