CALIBRATION OF ION CURRENT AMPLIFIER OF ION VACUUM GAUGE BY BRIDGE CIRCUTT METHOD

Meng Yang, Tian Dongxu. CALIBRATION OF ION CURRENT AMPLIFIER OF ION VACUUM GAUGE BY BRIDGE CIRCUTT METHODJ. VACUUM AND CRYOGENICS, 1996, 2(1): 4-6.

Citation:

Meng Yang, Tian Dongxu. CALIBRATION OF ION CURRENT AMPLIFIER OF ION VACUUM GAUGE BY BRIDGE CIRCUTT METHODJ. VACUUM AND CRYOGENICS, 1996, 2(1): 4-6.

Citation:

Meng Yang, Tian Dongxu. CALIBRATION OF ION CURRENT AMPLIFIER OF ION VACUUM GAUGE BY BRIDGE CIRCUTT METHODJ. VACUUM AND CRYOGENICS, 1996, 2(1): 4-6.

Abstract

When electric units of an ion gauge is calibrated by a bridge circuit method, current which ranges from 10^-12 to 10^-4 A can be measured without conaider the input resistance of the ion current amplifier.

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