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ECE
3rd Semester
EC-302
Unit 5 Notes

EC-302 Electronic Measurements and Instrumentation Unit 5 Notes

Notes and important questions for unit 5: Digital Instruments and Conversions.

Unit 5 · Short notes Digital Instruments and Conversions Advantages of digital instrument over analog instrument · Digital‑to‑analog conversion (DAC) – variable resistive type, R‑2R ladder, binary ladder, weighted converter using op‑amp and transistor, practical DAC · Analog‑to‑digital conversion (ADC) – ramp technique, dual‑slope integrating type, integrating type (voltage‑to‑frequency), successive approximation · Digital voltmeters and multimeters · Resolution and sensitivity of digital multimeter

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