Light-emitting diode
On 2018-12-18 16:00:26 in Photoelectric
VTT bus power supply analysis of Intel dual bridge main bridge.
On 2019-06-13 16:22:11 in IC Chips
Maintenance method of bridge power supply circuit failure.
On 2019-04-27 15:32:59 in Knownlege
Maintenance method for memory power supply failure.
On 2019-04-24 11:52:22 in Knownlege
Audio transformer and high frequency transformer
On 2019-01-04 12:01:12 in Transformer
Insulation resistance
On 2018-12-11 14:12:15 in Knownlege
What is an LED digital tube?
On 2018-10-29 15:10:23 in Photoelectric
A commonly used LED digital tube is composed of seven light-emitting tubes,which is composed of eight figures,with a decimal point inside the eight-section digital tube, Figure is shown as the digital tube shape and internal Structure Chart ...
What is the diode and how to judge whether it is good or bad?
On 2019-03-16 13:34:16 in Generally electronic semiconductor
Light control automatic energy saving LED light circuit
On 2019-01-23 17:42:10 in Knownlege
What are the Synthetic carbon film resistor and organic synthesis solid resistor ?
On 2019-01-08 10:34:37 in Resistors
This article writes about the Synthetic carbon film resistor and organic synthesis solid resistor. ...
What is the synthetic carbon film resistor and organic synthesis solid resistor?
On 2019-01-07 16:17:31 in Resistors
What is the turn-off thyristor?
On 2018-10-29 15:02:28 in Generally electronic semiconductor
The GTO is also a PNPN four-layer semiconductor device whose structure and equivalent circuit are the same as ordinary thyristors. ...
What are the methods for preventing the reverse connection of the MOS tube?
On 2019-08-07 10:30:11 in Generally electronic component
The working principle of RT9214 chip is analyzed.
On 2019-06-05 18:04:10 in IC Chips
The method of using the ignition block of OTC700 series automobile digital multimeter
On 2019-04-26 10:58:45 in Knownlege
This article briefly introduces the method of using the ignition block of OTC700 series automobile digital multimeter ...
What is a photosensitive diode?
On 2018-12-29 14:09:47 in Photoelectric
What is the difference between resonant capacitor and filter capacitor?
On 2021-05-18 10:45:29 in Generally electronic semiconductor
How to design a common-emitter amplifier circuit?
On 2019-09-09 10:27:12 in Generally electronic semiconductor
How to use the basic measurement function of automobile digital multimeter?
On 2019-03-09 11:48:04 in Technology
This article describes the use of the basic measurement function of automobile digital multimeter ...
The main role of the potentiometer?
On 2018-12-11 13:20:38 in Knownlege
What issues should be paid attention to when designing the PCB board of a high-speed DSP system?
On 2020-08-26 10:44:01 in Generally electronic semiconductor
What is the working principle of intelligent colored lights controller?
On 2019-01-28 15:21:12 in Technology
What are the characteristics of the test transformer?
On 2021-05-20 10:33:41 in Transformer
GND( ground) resistor value measured by a multimeter
On 2019-04-02 11:32:30 in Resistors
How it Works about the O2 sensor?
On 2018-12-17 11:12:19 in Sensor
How do you measure infrared light emitting diodes?
On 2018-10-26 16:48:19 in Memory
When detecting infrared light emitting diodes,there is a big difference between the pointer type multimeter and the digital multimeter ...
How to use a mechanical multimeter?
On 2019-01-27 14:43:12 in Technology
How to detect a transformer?
On 2018-12-20 11:11:48 in Generally electronic component
What test methods are available to test connector reliability?
On 2019-07-25 11:23:00 in Connector
What issues should pay attention to when using the multimeter?
On 2019-02-16 10:36:20 in Knownlege
How to select a general small power triode and a high power triode?
On 2019-01-08 15:57:01 in Generally electronic semiconductor
What are the semiconductor materials used in RF microwave power transistors?
On 2020-01-14 10:46:34 in IC Chips
How to detect resistors by a pointer multimeter?
On 2019-06-13 16:26:21 in Resistors
Intel single Bridge Motherboard bus Power supply Analysis.
On 2019-06-11 14:59:42 in Knownlege
Several common capacitor applications on the motherboard.
On 2019-03-09 11:38:45 in Capacitors
What issues should pay attention to before using the multimeter?
On 2019-02-14 11:23:38 in Knownlege
What is an capacitor and how to distinguish the capacitance value?
On 2019-01-19 16:42:45 in Inductor
What is a 555 timer?
On 2019-01-09 13:23:23 in IC Chips
What are the characteristics and parameters of the photosensitive resistor?
On 2019-01-08 15:44:42 in Generally electronic semiconductor
This article briefly introduces the characteristics and parameters of thephotosensitive resistor. ...
Three types of the comparator
On 2019-01-08 13:36:28 in IC Chips