Test and Measurement World | Measurements Section

This page of Test and Measurement World covers various measurements. Typical measurements include EMI, EMC, power, energy, EVM, voltage, current, capacitance, inductance, frequency, electric field, magnetic field etc. It covers measurements related to WLAN, WiMAX, GSM, CDMA, LTE and other wireless technologies/standards.


EVM measurement

EVM vs Subcarrier and EVM vs Symbol: This page compares EVM vs subcarrier and EVM vs symbol and mentions difference between EVM vs subcarrier measurement and EVM vs symbol measurement with respect to WLAN/WiMAX system as per OFDM modulation.
Read more


Current Measurement

Current and Voltage measurements: This page compares current measurement vs voltage measurement and mentions difference between current measurement and voltage measurement. The equipments used for current and voltage measurement are also mentioned.
Read more


AC Bridge

Inductance vs Capacitance measurements: This page compares Inductance measurement vs Capacitance measurement and mentions difference between Inductance measurement and Capacitance measurement.
Read more


Electric Power Measurement

Electric Power and Electrical Energy measurements: This page compares electric power measurement vs electrical energy measurement and mentions difference between electric power measurement and electrical energy measurement.
Read more


EMC measurement types

EMC measurement and EMI measurement: This page compares EMC measurement vs EMI measurement and mentions difference between EMC measurement and EMI measurement.
Read more


Electromagnetic radiation

Electric Field Measurement vs Magnetic Field Measurement: This page on Electric Field Measurement vs Magnetic Field Measurement describes Electric Field Measurement and Magnetic Field Measurement methods and equipments.It mentions EM radiation and mentions usefulness of performing radiation measurements.
Read more


radar pulse waveform

Types and basics of Radar Measurement: This page covers types and basics of radar measurement. It covers block diagram of radar measurement setup. The radar measurements include PRI (Pulse Repetition Interval) or pulse period, PRF (Pulse Repetition Frequency), duty cycle, pulse width, radar range etc.
Read more


Time domain measurements Vs Frequency domain measurements

This page compares Time domain measurements Vs Frequency domain measurements and mentions difference between Time domain measurements and Frequency domain measurements including various parameters and block diagram of measurement setup.
Read more


radar pulse waveform

This page covers basic measurement of S parameters viz. S11, S12, S22, S21. It covers setup used in S-parameter measurements which covers S11, S12, S22, S21.
Read more


radar pulse waveform

This page on describes unit of frequency measurement i.e. it mentions in what unit is frequency measured in. It mentions frequency measurement equipment or device.
Read more