How to make a wireless music doorbell?
On 2019-04-20 13:27:35 in Knownlege
This article describes the production of wireless music doorbell ...
More Chip Production Moves to 300mm Wafers
On 2023-02-24 14:36:17 in IC Chips
Mitsubishi Chemical and Dow Corning have developed new processes to improve the production yields of 300mm μ-SiC wafers, enabling the manufacture of more, smaller, and faster integrated circuits. ...
what is an infrared light emitting diode and how to detect it?
On 2018-12-28 16:43:35 in Generally electronic semiconductor
This article briefly introduces the infrared light emitting diode and the method to detect it. ...
What are the RS-422 and RS-485 serial interface standards?
On 2022-02-24 11:00:56 in Connector
This article describes the characteristics of the RS-422 and RS-485 serial interface. ...
How to choose the drive resistance in the triode analog circuit?
On 2019-09-28 10:43:01 in Technology
This article describes the characteristics of the drive resistance. ...
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 ...
what is an infrared light emitting diode?
On 2018-10-26 16:45:24 in Memory
determine the order of the arrangement of the pins.The multimeter is placed in the R*1 thousand euro file ...
What is the detection principle of fiber optic sensors?
On 2020-12-03 13:43:10 in Sensor
This article describes the characteristics of the fiber optic sensors. ...
Analysis of the working principle of UP6103 chip.
On 2019-05-29 16:15:45 in IC Chips
This article describes the analysis of the working principle of UP6103 chip. ...
CPU power supply circuit structure.
On 2019-04-18 14:46:42 in Knownlege
This article describes the CPU power supply circuit structure. ...
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
This article briefly introduces the diode and how to judge whether it is good or bad ...
What issues should pay attention to before using the multimeter?
On 2019-02-14 11:23:38 in Knownlege
This article introduces some issues should pay attention to before using the multimeter ...
Computer motherboard model introduction
On 2019-02-13 11:38:55 in Knownlege
This article introduces some computer motherboard model introduction ...
What is a unidirectional thyristor?
On 2018-12-14 11:49:41 in Generally electronic semiconductor
This article briefly introduces the unidirectional thyristor ...
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. ...
What is a one-way thyristor?
On 2018-10-29 13:54:54 in Generally electronic semiconductor
SCR is a three-terminal semiconductor device composed of PNPN four-layer semiconductor material. ...
What are the commonly used anti-jamming technologies for sensors?
On 2023-08-19 11:31:48 in Sensor
This article describes the characteristics of the sensors. ...
What are the electromagnetic compatibility problems often encountered in medical equipment?
On 2021-05-28 10:48:24 in Generally electronic semiconductor
This article describes the characteristics of the electromagnetic compatibility. ...
What are the main indicators of the signal generator?
On 2019-07-31 11:10:27 in Generally electronic semiconductor
This article describes the characteristics of the signal generator. ...
GND( ground) resistor value measured by a multimeter
On 2019-04-02 11:32:30 in Resistors
This article describes the GND( ground) resistor value measured by a multimeter ...
What are the methods of reducing the measurement error of the pointer multimeter?
On 2019-02-13 13:21:56 in Knownlege
This article introduces some methods of reducing the measurement error of the pointer multimeter ...
Pin identification and detection method of LED digital tube
On 2019-01-05 12:09:49 in Photoelectric
This article describes the pin identification and detection method for LED digital tube ...
How to detect the fixed capacitor?
On 2018-12-14 11:39:59 in Capacitors
This article writes about the detect of capacitor. ...
The identification of model and pin
On 2018-11-01 16:51:26 in Relays
Because the number of LED digital tube is not unified,it can be said that there are no rules to follow ...
What are the effects of connector temperature rise on the performance of lithium batteries?
On 2021-09-01 10:38:49 in Connector
This article describes the characteristics of the connector. ...
How does the temperature rise of the connector affect the performance of the lithium battery?
On 2020-06-13 10:45:14 in Generally electronic semiconductor
This article describes the characteristics of the battery. ...
What are the constituent characteristics of an electret microphone and how to detect it?
On 2018-12-29 13:15:51 in Generally electronic component
This article writes about the constituent characteristics of an electret microphone and how to detect it ...
12V battery level indicator circuit (LED bargraph)
On 2018-12-20 11:55:33 in Generally electronic component
This article briefly introduces 12V battery level indicator circuit (LED bargraph) ...
What is the working principle of ToF?
On 2020-05-07 09:56:20 in IC Chips
This article describes the characteristics of the ToF. ...
Debugging and Assembly of patch miniature FM Radio
On 2018-12-11 14:03:30 in Knownlege
This article briefly introduces debugging and Assembly of patch miniature FM Radio ...
Energy-efficient air conditioners using Texas Instruments millimeter wave occupancy sensors?
On 2023-11-28 14:46:31 in Sensor
This article describes the characteristics of the millimeter wave occupancy sensors. ...
What are the selection criteria for capacitance, resistance, and inductance?
On 2021-06-30 11:30:29 in Generally electronic component
This article describes the characteristics of the capacitance, resistance, and inductance. ...
What are the advantages of analog switches for special applications?
On 2020-03-12 09:26:37 in IC Chips
This article describes the characteristics of the analog switches. ...
What are the advantages of analog switches for special applications?
On 2020-01-13 10:43:25 in IC Chips
This article describes the characteristics of the analog switches. ...
What are the advantages of fiber grating sensors?
On 2023-12-19 16:47:05 in Sensor
This article describes the characteristics of the fiber grating sensors. ...
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 are the types of digital audio interfaces?
On 2023-05-19 11:53:24 in IC Chips
This article describes the characteristics of the digital audio interfaces. ...
What are the types of digital audio interfaces?
On 2023-05-16 11:46:32 in IC Chips
This article describes the characteristics of the interfaces. ...
What are the electromagnetic compatibility problems often encountered in medical equipment?
On 2021-04-10 11:10:17 in Generally electronic component
This article describes the characteristics of the equipment. ...
What will happen if different sensors are damaged?
On 2021-02-24 10:56:43 in Sensor
This article describes the consequences of sensor damage. ...