Conducted Emission Tests

ALTER TECHNOLOGY is accredited by ENAC to perform conducted emission tests in accordance with 345/LE 808 accreditation.

  • The objective of this test is to measure the levels of disturbance conducted by electrical and/or electronic equipment through its power supply cables and signal lines in the frequency range from 30 kHz to 30 MHz.

The laboratory disposes of the following equipment to perform these tests:

  • Shielded rooms
  • Spectrum analyser and EMI receivers
  • Artificial mains networks (LISN, ISN)
  • Voltage and current probes

Measurements on-power supply lines
Measurements on power supply lines

Measurements on telecom lines
Measurements on telecom lines

Four-wire ISN Two wire LISN
Four-wire ISN              Two-wire LISN

LISN Attenuation graph
LISN Attenuation graph