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 ...
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 are the characteristics of a light emitting diode?
On 2018-10-26 16:17:19 in IC Chips
Light emitting diodes have the same conductivity as ordinary diodes.When positive currents pass through PN junctions ...
How to detect a transformer?
On 2018-12-20 11:11:48 in Generally electronic component
How to select a general small power triode and a high power triode?
On 2019-01-08 15:57:01 in Generally electronic semiconductor
Is Replacing Old Mechanical Relays via PLCs a Good Idea?
On 2018-12-17 12:03:18 in Relays
How to design FR8016HA infrared temperature measurement program?
On 2023-07-13 11:45:46 in IC Chips
What are the semiconductor materials used in RF microwave power transistors?
On 2020-01-14 10:46:34 in IC Chips
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 is an capacitor and how to distinguish the capacitance value?
On 2019-01-19 16:42:45 in Inductor
What are the principle,types and main technical parameters of a switch?
On 2019-01-08 10:56:57 in Generally electronic component
How to choose an air switch
On 2018-12-06 13:34:28 in Knownlege
What happens if the camshaft sensor is broken?
On 2023-07-04 13:31:04 in IC Chips
Sound card chip and interface circuit analysis and fault maintenance.
On 2019-11-22 11:42:56 in IC Chips
This article describes the characteristics of sound card chip and interface circuit analysis and fault maintenance. ...
What is the circuit of the video amplifier?
On 2019-09-12 10:22:26 in Generally electronic semiconductor
How is the EMC of the isolation transformer designed?
On 2019-09-11 10:16:25 in Generally electronic component
What is the master-slave structure RS flip-flop and JK flip-flop circuit?
On 2019-08-08 11:19:18 in Knownlege
How to select a automobile digital multimeter?
On 2019-03-08 11:31:34 in Knownlege
What are the parameters of power transformer?
On 2019-01-09 16:01:29 in Transformer
Frequency response of audio transformer and high frequency transformer
On 2018-08-23 11:11:57 in Sensor
The nominal power of the output transformer is generally greater than the nominal power of the transformer, and the shape structure and circuit symbols are similar to the transformer. ...
Identification and detection of capacitance components
On 2018-08-22 12:26:48 in Relays
Inductors are usually classified by skeleton, winding, shielding, packing material, magnetic core or magnetic core. ...
Oscilloscope basical principle
On 2019-04-09 11:33:42 in Knownlege
How to choose the switch of the mechanical multimeter when measuring different parameters?
On 2019-01-27 14:57:27 in Knownlege
This article describes how to choose the switch of the mechanical multimeter when measuring different parameters ...
Control power,power supply and chassis power supply
On 2018-12-11 11:23:56 in Knownlege
This article writes about the different roles of control power,power supply and chassis power supply ...
How to measure the transformer is good or bad?
On 2018-12-06 12:03:17 in Technology
How to measure the transformer is good or bad?
On 2018-12-04 11:05:19 in Technology
What is the MAP sensor?
On 2018-12-03 11:33:59 in Sensor
Is the connection effect on the electrical connector good?
On 2020-06-18 11:54:31 in IC Chips
What are the performance characteristics and parameters of a small sealed lead-acid battery?
On 2018-12-28 17:03:12 in Generally electronic component
This article describes the performance characteristics and parameters of a small sealed lead-acid battery ...
What is a transistor? What's the role?
On 2018-10-27 10:46:55 in Relays
Transistors are also called semiconductor diodes,which can be said to be the most important devices in electronic circuits ...
What about the iW220l and iW2202 digital controllers based on pulse train patent technology?
On 2021-07-05 11:05:01 in Technology
What is solid state RF power amplifier technology?
On 2020-03-11 10:31:33 in IC Chips
What is solid state RF power amplifier technology?
On 2020-01-10 10:48:56 in Discrete Semiconductor
What are the practical applications of MOS tubes?
On 2019-12-07 11:16:04 in Discrete Semiconductor
How to identify and detect relays?
On 2018-12-20 14:13:55 in Relays
What is the working principle of DC-DC converter_DC-DC converter?
On 2021-05-12 11:49:52 in Generally electronic semiconductor
What is the difference between a triode and a MOS transistor on an analog circuit?
On 2019-12-02 10:36:58 in Generally electronic semiconductor
What is the UPS power test record?
On 2019-08-08 11:21:17 in Discrete Semiconductor
Low frequency small signal amplification circuit
On 2019-01-05 15:27:55 in Knownlege