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
What are the sensors used in mobile phones?
On 2021-02-03 10:37:04 in Sensor
What are the advantages of pic microcontroller?
On 2020-05-09 12:01:15 in IC Chips
Do you know what are the precautions for using MOS tubes?
On 2019-12-11 10:38:46 in Discrete Semiconductor
Do you know how to design printed boards and system wiring?
On 2019-08-24 11:42:49 in Generally electronic component
How to solve the interference problem in the motor controller EMC test process？
On 2019-08-12 10:13:51 in Technology
I/O connectors for different purposes
On 2019-07-02 16:20:03 in Connector
How the PSON to power on the ATX and then output other dc outputs?
On 2019-03-16 13:48:08 in Technology
What are the functions of the universal bridge instrument knobs and switches?
On 2019-01-27 14:53:54 in Knownlege
How to manufacture a mobile phone battery charger?
On 2019-01-22 16:56:32 in Technology
How to make a fast battery charger?
On 2019-01-21 16:38:37 in Technology
How to detect a transformer?
On 2018-12-20 11:11:48 in Generally electronic component
On 2018-12-18 13:52:18 in Inductor
On 2018-12-17 15:23:58 in Generally electronic semiconductor
How to measure the color LED dot matrix display?
On 2018-10-29 15:33:54 in Memory
The color LED dot matrix display is the same as monochrome.You can use short columns or rows of methods to detect,just a little cumbersome operation ...
How to detect the regulator diode?
On 2018-10-26 16:13:16 in Generally electronic semiconductor
The method of judging an electrode is basically the same as that of judging an ordinary diode electrode. ...
Characteristics of digital logic gate circuit
On 2018-08-23 11:25:16 in Sensor
The core idea of digital electronic technology is binary logic. In logic algebra, 0 and 1 do not represent the size ...
LED digital tube.
On 2021-03-03 10:32:13 in Generally electronic component
What are the types of vibration sensors?
On 2020-11-21 10:50:07 in Sensor
What is the basic structure of a circular connector?
On 2020-09-12 10:35:29 in IC Chips
What are the benefits of cloud storage of data?
On 2020-09-03 10:17:54 in Generally electronic semiconductor
Introduction to the five major factors affecting the price of single crystal oscillator
On 2020-05-30 11:05:57 in Generally electronic semiconductor
The working principle of the reset circuit for the AMD A55 chipset motherboard.
On 2019-11-20 15:07:03 in IC Chips
This article describes the characteristics of the working principle of the reset circuit for the AMD A55 chipset motherboard ...
What is the relationship between transistor and gate?
On 2019-11-01 10:22:23 in Discrete Semiconductor
How do you build memory and virtualized time series data with Raspberry Pi?
On 2019-08-01 11:16:11 in Sensor
What test methods are available to test connector reliability?
On 2019-07-25 11:23:00 in Connector
What are the benefits of choosing a CPLD?
On 2019-07-18 11:04:59 in Generally electronic component
How to make sure the audio amplifier is working best?
On 2019-07-12 13:28:03 in Generally electronic component
Comparison of characteristics between FPGA and CPLD
On 2019-07-11 10:50:46 in Technology
Introduction to the development of FPGA
On 2019-07-11 10:42:46 in Technology
What are the techniques for car electronic instrument maintenance?
On 2019-07-10 10:53:09 in Technology
SATA hard disk interface circuit analysis and maintenance.
On 2019-07-04 17:51:59 in Connector
HDMI interface circuit analysis and fault maintenance.
On 2019-07-02 16:17:23 in Connector
How to detect micro potentiometers?
On 2019-06-06 15:26:11 in Resistors
What is the working principle of the reset circuit of the Intel H55 chipset motherboard
On 2019-06-03 15:35:36 in IC Chips
This article write about the working principle of the reset circuit of the Intel H55 chipset motherboard. ...