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  • High Resistance Voltmeter

    The full-scale deflection of the universal high-input-resistance voltmeter circuit shown in the figure depends on the function switch position as follows: VN:F [1.6.9_936]please wait…Rating: 7.0/10 (1 vote cast)VN:F [1.6.9_936]Rating: 0 (from 0 votes)

  • Contactless Mains Voltage Indicator

    This is a CMOS IC (CD4033) based circuit which can be used to detect presence of mains AC voltage without any electrical contact with the conductor carrying AC current/voltage. VN:F [1.6.9_936]please wait…Rating: 6.5/10 (4 votes cast)VN:F [1.6.9_936]Rating: 0 (from 0 votes)