Failure analysis and reliability verification of electronic components

Principle of failure analysis of electronic components Failure analysis of electronic components is to confirm the failure phenomenon of electronic components, identify the failure mode and failure mechanism, and finally confirm the failure cause by means of various test and... Read more

Resistance of two

Components are the foundation of all electronic equipment, security system maintenance, cannot do without security equipment, although we are not focused on maintenance equipment, but as a system maintenance technician, understand some components of the basic knowledge, in the process... Read more

2022 cost-effective true wireless collar microphone selection guide: live, short video Vlog recording

Wireless lapel microphone, a type of wireless microphone, has become popular recently. It is a small, small and portable microphone, usually worn in the location of the user's clothing lapel. It can be freed from the cable, and the user... Read more

What is porcelain dielectric container?

  Ceramic dielectric vessel, also known as ceramic capacitor, it takes ceramic as the medium, coated with metal film (generally silver) and sintered at high temperature to form electrode, and then welding lead wire on the electrode, coated with protective... Read more

How to judge the quality of the capacitor

Capacitor is a kind of electric charge storage components, is also one of the most commonly used electronic components, its classification is rich, including film capacitor, CBB capacitor, gauge capacitor and so on, is widely used in various fields. Under... Read more

Capacitor leakage repair method to share

Paper capacitor leakage repair method If the paper capacitor is affected by moisture and leakage, the radio will produce distortion, noise and soft tone and other faults. Repair method: prepare a tin, put half pot of paraffin inside, burn on... Read more

The difference between a sensor and a weighing sensor

Sensor is actually a kind of weighing signal into analog electrical signal or digital electrical signal output device, according to different actual working environment of the correct selection of sensor, directly affect the accuracy and life of the sensor, avoid... Read more

The characteristics of the sensor, what are the design points of the sensor?

Sensor is a kind of testing device, can feel the measured information, and will feel information, according to certain rules transform into electrical signal or other required information in the form of output, in order to meet the needs of... Read more

Analysis of working principle of rainfall sensor

"I live next to a parking lot that is used for self-driving testing, and I recently realized that when I get close to a liDAR using a car, it triggers my rain sensor and the wipers kick in," a San... Read more

Do you know the difference between light emitting diode and laser diode?

Difference in luminescence principle: LED is the use of the injection of active region of spontaneous emission of composite luminescence, while LD is the excited emission of composite luminescence. The direction of the photon emitted by the led, the phase... Read more