How to select a pointer multimeter?
On 2019-02-12 16:42:48 in Knownlege
What are the precautions when using a mechanical multimeter?
On 2019-01-27 15:03:50 in Knownlege
Common switch and automatic switch: relay
On 2019-01-21 16:53:38 in Generally electronic component
The surface components welding points
On 2019-01-15 13:25:53 in Knownlege
What are the types and characteristics of solder wave crests and how to control temperature?
On 2019-01-12 10:43:41 in Knownlege
This article briefly introduces the types and characteristics of solder wave crests and how did it control temperature ...
Future Development of White LED
On 2019-01-09 16:10:56 in Photoelectric
What are the characteristics and main parameters of Humidity sensitive resistor?
On 2019-01-09 15:32:22 in Resistors
This article writes about the characteristics and main parameters of Humidity sensitive resistor ...
What are the basic categories classifications and power supply mode of integrated operational amplifier?
On 2019-01-09 13:49:41 in IC Chips
This article describes the basic categories classifications and power supply mode of integrated operational amplifier. ...
What is a transformer and how to classify?
On 2019-01-09 13:35:40 in Transformer
What are the main parameters of the varistor?
On 2019-01-09 13:22:09 in Resistors
What is the sine wave oscillation circuit?
On 2019-01-09 12:05:39 in Crystals Oscillators/Resonators
What are the common transistors?
On 2019-01-08 16:15:52 in Generally electronic semiconductor
What are the characteristics and parameters of the photosensitive resistor?
On 2019-01-08 15:44:42 in Generally electronic semiconductor
This article briefly introduces the characteristics and parameters of thephotosensitive resistor. ...
What are the main parameters of the triode?
On 2019-01-08 14:51:04 in Generally electronic semiconductor
What are the principle,types and main technical parameters of a switch?
On 2019-01-08 10:56:57 in Generally electronic component
Why a HOT-SPARE Hard Disk is a bad idea
On 2018-12-29 11:10:45 in Knownlege
What is an insurance resistor and how to detect it?
On 2018-12-27 11:31:50 in Resistors
Simple function generator circuit
On 2018-12-27 11:22:15 in Knownlege
Can a Switching Power Supply Be Used as a Charger?
On 2018-12-26 17:13:50 in Generally electronic component
The Advantages of PCB Terminal Block
On 2018-12-24 17:42:01 in Generally electronic component
What is a LED emission tube and how to detect it?
On 2018-12-21 14:28:11 in Photoelectric
Sequential logic circuit
On 2018-12-20 14:20:16 in Knownlege
What are the main parameters of FET?
On 2018-12-15 12:01:33 in Generally electronic semiconductor
What is a negative temperature coefficient thermistor ( NTC )?
On 2018-12-14 14:37:37 in Generally electronic semiconductor
How to identify and detect common diodes?
On 2018-12-14 14:17:24 in Generally electronic semiconductor
Rated power rating and detection method of fixed resistance
On 2018-12-13 14:58:39 in Knownlege
Self-resetting switch and self-locking switch
On 2018-12-10 13:40:04 in Knownlege
Decoupling capacitance design
On 2018-12-06 11:51:04 in Knownlege
Common causes of virtual welding
On 2018-12-05 10:59:23 in Technology
Matters needing attention in the selection and use of Integrated Circuits
On 2018-12-04 11:41:53 in IC Chips
Packaging and pin identification of integrated circuits
On 2018-12-03 14:10:01 in IC Chips
Characteristics of White LED
On 2018-12-01 11:07:51 in Photoelectric
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