Audio & Video Products
As digital media and network technologies advance, the increasing prevalence of digital video in daily life has made efficient analysis and rapid retrieval increasingly urgent.
Audio and video products have brought a myriad of vibrant hues into our lives, enriching our daily experiences; however, when it comes to these products, we cannot overlook their safety and electromagnetic compatibility during use. Typical types of audio and video products include: televisions, LCD TVs, projectors, plasma TVs, television receivers, speakers, stage audio equipment, VCDs, DVDs, microphones, headsets for professionals, recording devices, and home theaters, among others.
Product EMC Standards:
EN 55032/35
CISPR 32/35
J55032
GB/T 9254.1 & GB/T 9254.2
FCC PART 15 Subpart B
ICES 003
IEC/EN 61000-3-2
IEC/EN 61000-3-3, etc.
Common Test Items:
Radiated emissions
Conducted emissions
Harmonic emissions
Voltage Flicker
Immunity to Electrostatic Discharge
Radiated immunity
Conducted Radio Frequency immunity
Immunity to Electrical Fast Transient/Burst
Surge immunity
Immunity to Voltage Dips and Interruptions
Immunity to magnetic fields
Product Safety Standards:
IEC/EN/UL 62368-1, GB 4943.1-2022
Test Items:
Torque Tests for Devices Forming a Part of Mains Plug
Lithium coin / button cell batteries mechanical test
Classification of electrical energy sources
Determination of working voltage test
Vicat test
Ball pressure test
Clearances and creepage distances measurement
Humidity conditioning
Electric strength test
Capacitor discharge test
Ground continuity test
Touch current
Power source circuit classifications
Static stability
Wall or ceiling mount loading test
Temperature measurements for wireless power transmitters
Temperature measurements
Input test
Abnormal operating and fault condition tests
Test for the permanence of markings
Additional safeguards for equipment containing a portable secondary
lithium battery
Mechanical strength test