How to test and repair the rectifier bridge?
On 2018-10-26 15:52:31 in IC Chips
Distinguish polarity to place the multimeter in RX1kQ block,and the black stylus arbitrarily connect a pin of the whole bridge component,and measure the other three pins with the red stylus,if the measured resistance is infinite ...
How to measure the optocoupler?
On 2018-10-27 10:43:42 in Photoelectric
Because the way of the optical coupler is not the same,so the test should be based on different structures for measurement and judgment. ...
Various pliers
On 2018-12-04 10:07:18 in Knownlege
This article describes the various pliers and their role ...
What is the difference between led backlit screen and IPS screen?
On 2022-01-21 10:43:33 in Discrete Semiconductor
This article describes the characteristics of the screen. ...
What are the basics of synchronizing RS triggers circuit and synchronous D flip-flops?
On 2019-11-30 10:48:06 in IC Chips
This article describes the characteristics of the triggers. ...
What is the interconnection method of the PCB board?
On 2020-12-12 10:40:43 in IC Chips
This article describes the characteristics of the PCB board. ...
What is an optical coupler and how to measure it?
On 2018-12-15 14:23:34 in Photoelectric
This article introduces what is an optical coupler and how to measure it ...
What about the development of programmable networks?
On 2023-05-29 11:32:23 in IC Chips
This article describes the characteristics of the programmable networks. ...
what is a discoloration light emitting diode?
On 2018-12-27 13:33:07 in Photoelectric
This article describes the discoloration light emitting diodes ...
What are the external interfaces of the computer?
On 2023-05-18 11:44:41 in IC Chips
This article describes the characteristics of the external interfaces of the computer. ...
How to measure the AXTpower?
On 2019-03-12 14:26:30 in Knownlege
This article describes the method to measure the AXTpower ...
How to design the following voltage circuit of the op amp?
On 2020-12-14 11:12:53 in IC Chips
This article describes the characteristics of the voltage circuit. ...
Texas Instruments: What is an operational amplifier?
On 2021-04-02 11:19:09 in Generally electronic component
This article describes the characteristics of the amplifier. ...
How to design the power module of LED display?
On 2021-11-26 11:21:29 in Photoelectric
This article describes the characteristics of the power module. ...
Structure and characteristics
On 2018-11-01 16:47:41 in Memory
LED digital tube also known as semiconductor digital tube ( Figure 1-1-5 ),it is a number of light-emitting diodes arranged in a fixed pattern and packaged together the most commonly used digital display one of the devices ...
how to detect a photosensitive transistor?
On 2018-10-27 11:13:49 in Memory
the pin of the pin identifies the pin arrangement of the photosensitive transistor as shown in Figure 6-8,the foot near the pin or the longer one is the emitter E,and the far or shorter foot of the foot is the collector C ...
What is the sensor of the engine electronic control system?
On 2023-11-28 15:23:27 in Sensor
This article describes the characteristics of the sensor. ...
Do you know the power supply IC of the components required for various detection pins for stable control?
On 2023-03-11 13:58:25 in IC Chips
Power supply IC chips are integrated circuits that step down AC power and provide regulated voltage, current, and protection to ensure proper operation of components and systems. ...
What is the working principle of intelligent colored lights controller?
On 2019-01-28 15:21:12 in Technology
This article writes about the working principle of intelligent colored lights controller ...
What is an optical coupler?
On 2018-10-27 10:41:35 in Memory
Optical coupler also known as photoelectric isolator,referred to as optocoupler. Optical couplers use light as a medium to propagate the Telecom number ...
How to make DC adjustable power supply?
On 2019-01-22 16:54:34 in Technology
This article describes how to make DC adjustable power supply ...
What are the connections and differences between MEMS sensors and smart sensors?
On 2023-12-28 18:02:22 in Sensor
This article describes the characteristics of the MEMS sensors ...
Light-emitting diode
On 2018-12-18 16:00:26 in Photoelectric
This article briefly introduces the light-emitting diode ...
How to use the special resistor:network resistor and adjustable resistor?
On 2019-01-21 10:43:42 in Resistors
This article describes the use of special resistor:network resistor and adjustable resistor. ...
what is a double base diode (single junction transistor)?
On 2018-10-26 17:09:25 in Memory
Double base diode,also known as single crystal transistor (UJT)is a three terminal semiconductor device with only one PN junction.the circuit symbol,internal structure and equivalent circuit of double base diode. ...
What is the difference between a triode and a MOS transistor on an analog circuit?
On 2019-12-02 10:36:58 in Generally electronic semiconductor
This article describes the characteristics of the triode and a MOS transistor. ...
How to make an water tank water level automatic controller production?
On 2019-01-23 17:18:01 in Technology
The article explores how to make an water tank water level automatic controller production ...
How to identify and detect transistors?
On 2018-10-27 10:56:39 in Generally electronic semiconductor
Intuitionistic recognition.Figure shows the pin distribution diagram of common transistors. ...
How much do you know about RS-422 and RS-485?
On 2022-03-08 10:43:00 in Knownlege
This article describes the characteristics of the RS-422 and RS-485. ...
How to solve some problems of RS-485?
On 2022-03-01 11:32:36 in Connector
This article describes the characteristics of the RS-485. ...
What is the matching method of RS-422 and RS-485 transmission lines?
On 2021-12-30 10:59:47 in Connector
This article describes the characteristics of the RS-422 and RS-485 transmission lines. ...
What is the effect of RS-485 in communication cables?
On 2023-05-16 14:17:08 in IC Chips
This article describes the characteristics of the cables. ...
Process document
On 2018-11-01 13:44:45 in Knownlege
process route list.The process route table is used for the arrangement and scheduling of product production,which reflects the whole process of product preparation from blank to finished product ...
How to detect quartz crystals and make emergency repairs?
On 2018-12-28 15:51:07 in Generally electronic component
This article introduces some ways to detect quartz crystals and make emergency repairs ...
How to detect a one-way thyristor?
On 2018-10-29 14:00:36 in Generally electronic semiconductor
Determination of appearance recognition of each electrode Common unidirectional thyristor electrodes are arranged as shown in Figure. ...
What are the common faults of power regulators?
On 2021-06-22 10:56:41 in IC Chips
This article describes the characteristics of the power regulators. ...
What is an integrated circuit?
On 2018-12-18 16:15:07 in IC Chips
This article briefly introduces what is an integrated circuit ...
What role can the clock play in FPGA design?
On 2020-01-04 10:54:19 in Generally electronic semiconductor
This article describes the characteristics of the optical phased array chip. ...
what is a super bright light emitting diode?
On 2018-10-26 16:22:18 in Generally electronic semiconductor
The common L.ED luminescence intensity has developed from several mned to dozens of med. ...