DS05- 7B (seven tube) superheterodyne radio debugging
On 2019-01-14 17:26:09 in Knownlege
This article writes about the DS05- 7B (seven tube) superheterodyne radio debugging ...
The different characteristics between Ceramic capacitor and single stone capacitor
On 2019-01-14 10:45:29 in Capacitors
This article describes the different characteristics between Ceramic capacitor and single stone capacitor. ...
What are the performance characteristics of glass glaze resistor and wirewound resistor?
On 2019-01-14 10:27:08 in Resistors
This article describes the performance characteristics of glass glaze resistor and wirewound resistor. ...
How to drawing of printed circuit boards?
On 2019-01-12 16:22:12 in Knownlege
This article briefly introduces how to drawing of printed circuit boards. ...
What is the principle of patch miniature FM radio?
On 2019-01-12 13:42:13 in Knownlege
This article briefly introduces the principle of patch miniature FM radio. ...
Three common inductor feature
On 2019-01-12 12:03:11 in Inductor
This article describes three common inductor feature ...
What are the characteristics of niobium electrolytic capacitor and metallized paper capacitor?
On 2019-01-11 14:04:34 in Capacitors
This article describes the characteristics of niobium electrolytic capacitor and metallized paper capacitor. ...
What is excitation spectra?
On 2019-01-11 13:21:32 in Knownlege
This article briefly introduces the principle of excitation spectra ...
What is a transformer and how to classify?
On 2019-01-09 13:35:40 in Transformer
This article describes the cllassification of transformers. ...
What is the sine wave oscillation circuit?
On 2019-01-09 12:05:39 in Crystals Oscillators/Resonators
This article briefly introduces the sine wave oscillation circuit ...
One of the special resistor:thermistor
On 2019-01-07 16:33:18 in Resistors
This article briefly introduces the thermistor ...
Schmidt flip-flop
On 2019-01-05 15:11:02 in IC Chips
This article writes about the Schmidt trigger ...
Commonly used transformers
On 2019-01-04 13:57:57 in Transformer
This article describes some commonly used transformers ...
What is a varactor and how to detect it?
On 2019-01-04 10:52:48 in Generally electronic semiconductor
This article describes the basic principles of the varactor and detection of varactor ...
Ceramic component
On 2019-01-02 16:28:23 in Generally electronic component
This article describes the ceramic component ...
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 ultrasonic and ultrasonic sensors?
On 2018-12-28 12:08:46 in Sensor
This article briefly introduces the ultrasonic and ultrasonic sensors ...
What’s the Difference Between PCB and PCBA?
On 2018-12-28 10:31:41 in Knownlege
This article writes about the difference between PCB and PCBA ...
Bidirectional thyristor and Gate turn-off ( GTO ) thyristor
On 2018-12-27 15:04:07 in Generally electronic semiconductor
This article describes the Bidirectional thyristor and Gate turn-off ( GTO ) thyristor ...
Surface acoustic wave filter and ceramic filter
On 2018-12-25 14:46:55 in Generally electronic component
This article briefly introduces surface wave filter and ceramic filter ...
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 ...
The main parameters and identification of the potentiometer
On 2018-12-20 13:38:20 in Generally electronic component
This article introduces the main parameters and identification of the potentiometer ...
What are the resistors functions,parameters and how to identify the resistance of the resistor?
On 2018-12-17 13:58:35 in Resistors
This article describes what are the resistors functions,parameters and how to identify the resistance of the resistor? ...
How to check the switch?
On 2018-12-15 14:43:25 in Generally electronic component
This article briefly introduces some ways to check the switch ...
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 is a three-terminal integrated voltage regulator and how to classify?
On 2018-12-14 15:01:07 in Knownlege
This article describes the role of three-terminal integrated voltage regulator and how to classify ...
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 ...
Display LCD and LED
On 2018-12-08 10:52:21 in Generally electronic semiconductor
This article writes about the different roles of display LCD and LED ...
How to choose an air switch
On 2018-12-06 13:34:28 in Knownlege
This article briefly introduces how to choose an air switch ...
What should we pay attention to in anti-electromagnetic interference design?
On 2018-12-06 11:45:52 in Knownlege
This article writes about the anti-electromagnetic interference design ...
The difference between resistance and impedance
On 2018-12-04 11:32:41 in Knownlege
This article describes the difference between resistance and impedance ...
what is a transformer?
On 2018-12-01 10:13:03 in Generally electronic component
Transformer is also a kind of inductance component. It is a component made of electromagnetic induction principle of inductor. ...
XC3S50AN-5TQG144C IC FPGA 108 I/O 144TQFP Xilinx Inc.
On 2018-11-28 11:37:05 in IC Chips
Here are some information about the XC3S50AN-5TQG144C IC FPGA 108 I/O 144TQFP Xilinx Inc. product, which will give you a preliminary understanding of this product. If you are interested, you can visit our website for further information or contact us. ...
The main characteristic of the diode is Danxian
On 2018-10-30 10:56:52 in Memory
It refers to the maximum positive current allowed to pass through the diode during long-term operation,which is related to PN junction area and external heat dissipation conditions. ...
What is a light-controlled thyristor?
On 2018-10-29 14:43:26 in Generally electronic semiconductor
The light control thyristor,commonly known as light-controlled thyristor,is a light control element,which has simple circuit structure and can directly drive a high-power electric circuit. ...
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. ...
what is an infrared receiver?
On 2018-10-26 16:53:35 in Memory
The infrared receiving tube is a semiconductor device used to receive the infrared light wave generated by the infrared light emitting diode and convert it into electrical signal. ...
Autotransformer and voltage regulating transformer
On 2018-08-28 17:33:17 in Relays
The common characteristic of transformer is that the DC circuit on both sides is completely separated, and the energy transfer on both sides is coupled by magnetic field. ...
Bidirectional thyristor controlled contactor
On 2018-08-23 11:15:03 in Sensor
The bidirectional thyristor is made of N-P N-P N five layer semiconducting material, and also has three electrodes. ...
How does MEMS oscillator pursue better timing accuracy?
On 2023-09-23 10:56:36 in IC Chips
This article describes the characteristics of the MEMS oscillator. ...