What are the principle,types and main technical parameters of a switch?
On 2019-01-08 10:56:57 in Generally electronic component
This article describes the principle,types and main technical parameters of a switch ...
Why a HOT-SPARE Hard Disk is a bad idea
On 2018-12-29 11:10:45 in Knownlege
This article describes the reason of a HOT-SPARE Hard Disk is a bad idea ...
What is an insurance resistor and how to detect it?
On 2018-12-27 11:31:50 in Resistors
This article briefly introduces what is an insurance resistor and how to detect it ...
Simple function generator circuit
On 2018-12-27 11:22:15 in Knownlege
This article describes the Simple function generator circuit ...
Can a Switching Power Supply Be Used as a Charger?
On 2018-12-26 17:13:50 in Generally electronic component
The article explores whether a switching power supply can be used as a charger ...
The Advantages of PCB Terminal Block
On 2018-12-24 17:42:01 in Generally electronic component
This article introduces the advantages of pcb terminal block ...
What is a LED emission tube and how to detect it?
On 2018-12-21 14:28:11 in Photoelectric
This article briefly introduces what is a LED emission tube and how to detect it ...
Sequential logic circuit
On 2018-12-20 14:20:16 in Knownlege
This article briefly introduces sequential logic circuit ...
What are the main parameters of FET?
On 2018-12-15 12:01:33 in Generally electronic semiconductor
This article introduces the main parameters of FET. ...
What is a negative temperature coefficient thermistor ( NTC )?
On 2018-12-14 14:37:37 in Generally electronic semiconductor
This article describes the features of negative temperature coefficient thermistor ( NTC ). ...
How to identify and detect common diodes?
On 2018-12-14 14:17:24 in Generally electronic semiconductor
This article briefly introduces how to identify and detect common diodes ...
Rated power rating and detection method of fixed resistance
On 2018-12-13 14:58:39 in Knownlege
This article briefly introduces rated power rating and detection method of fixed resistance ...
Self-resetting switch and self-locking switch
On 2018-12-10 13:40:04 in Knownlege
This article writes about the different roles of self-resetting switch and self-locking switch ...
Decoupling capacitance design
On 2018-12-06 11:51:04 in Knownlege
This article briefly introduces the decoupling capacitance design ...
Common causes of virtual welding
On 2018-12-05 10:59:23 in Technology
This article describes the common causes of virtual welding ...
Matters needing attention in the selection and use of Integrated Circuits
On 2018-12-04 11:41:53 in IC Chips
This article describes the selection and use of Integrated Circuits ...
Packaging and pin identification of integrated circuits
On 2018-12-03 14:10:01 in IC Chips
This article is about the packaging and pin identification of integrated circuits ...
Characteristics of White LED
On 2018-12-01 11:07:51 in Photoelectric
This article describes the characteristics of White LED ...
the detection of the resistor
On 2018-10-31 10:55:57 in Memory
Will be two pen ( regardless of the positive and negative ) are connected with the two ends of the resistor can be connected to measure the actual resistance value ( in order to improve the measurement accuracy ...
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 ...
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. ...
how to detect the LED emission tube?
On 2018-10-26 16:31:21 in Memory
The use of multimeter to detect LED luminous platoon is mainly to check whether the LEDs are good ...
How to identify and detect common diodes?
On 2018-10-26 15:48:50 in IC Chips
Intuitive judgment. Some of the circuit symbols are printed on the diode to indicate polarity; one end of the negative pole of the diode is printed with a color ring as a negative mark ...
what is a diode? What are the features?
On 2018-10-26 15:47:07 in Generally electronic semiconductor
The second plate has a unidirectional conductivity, allowing only the current to flow from the positive to the negative ...
Potentiometer detection and resistance detection
On 2018-08-22 12:04:06 in Relays
The actual resistance value can be measured by connecting two forms (no positive or negative) to the two ends of the resistor respectively. ...
How to choose the most suitable machine vision lighting?
On 2020-07-31 11:53:41 in Generally electronic semiconductor
This article describes the characteristics of the machine vision lighting. ...
What are the sensors used in mobile phones?
On 2021-02-03 10:37:04 in Sensor
This article describes the characteristics of the wireless sensors. ...
What are the termination methods for electrical connectors?
On 2020-07-23 11:06:41 in IC Chips
This article describes the characteristics of the electrical connectors. ...
What are the advantages of pic microcontroller?
On 2020-05-09 12:01:15 in IC Chips
This article describes the characteristics of pic microcontroller. ...
Do you know what are the precautions for using MOS tubes?
On 2019-12-11 10:38:46 in Discrete Semiconductor
This article describes the characteristics of the MOS tubes. ...
Do you know how to design printed boards and system wiring?
On 2019-08-24 11:42:49 in Generally electronic component
This article describes the characteristics of the printed boards and system wiring. ...
How to solve the interference problem in the motor controller EMC test process？
On 2019-08-12 10:13:51 in Technology
This article describes the characteristics of the motor controller. ...
I/O connectors for different purposes
On 2019-07-02 16:20:03 in Connector
This article briefly introduces I/O connectors for different purposes ...
How the PSON to power on the ATX and then output other dc outputs?
On 2019-03-16 13:48:08 in Technology
This article writes about the PSON to power on the ATX and then output other dc outputs? ...
What are the functions of the universal bridge instrument knobs and switches?
On 2019-01-27 14:53:54 in Knownlege
This article describes the functions of the universal bridge instrument knobs and switches . ...
How to manufacture a mobile phone battery charger?
On 2019-01-22 16:56:32 in Technology
This article describes how to manufacture a mobile phone battery charger? ...
How to make a fast battery charger?
On 2019-01-21 16:38:37 in Technology
This article describes how to make a fast battery charger ...
How to detect a transformer?
On 2018-12-20 11:11:48 in Generally electronic component
This article describes how to detect a transformer. ...
Transistor
On 2018-12-17 15:23:58 in Generally electronic semiconductor
This article describes the basic principles of the transistor ...