LED digital tube.
On 2021-03-03 10:32:13 in Generally electronic component
How to detect the malfunction of the air flow sensor?
On 2020-07-16 10:41:40 in Sensor
How to detect the malfunction of the air flow sensor?
On 2020-06-27 10:37:17 in IC Chips
How to detect the potentiometers?
On 2019-07-02 16:15:02 in Resistors
How to detect the AC voltage/current and DC voltage/current with using a multimeter?
On 2019-02-22 13:54:44 in Technology
This article describes methods for detecting the AC voltage/current and DC voltage/current with using a multimeter ...
What is a capacitance meter and how to use it?
On 2019-01-27 14:46:04 in Knownlege
What is a positive temperature coefficient thermistor?
On 2018-12-14 13:13:50 in Knownlege
This article describes the parameters and measurement of the positive temperature coefficient thermistor ...
LED digital tube
On 2018-12-13 14:17:22 in Generally electronic semiconductor
What is the main manufacturing process of the connector?
On 2019-07-12 13:37:21 in Connector
What issues should pay attention to when using the multimeter?
On 2019-02-16 10:36:20 in Knownlege
What is a photosensitive diode?
On 2018-12-29 14:09:47 in Photoelectric
What is the role of the speakers in electro-acoustic devices?
On 2018-12-11 10:38:17 in Knownlege
how to detect a varactor?
On 2018-10-26 17:08:18 in Memory
Because the positive resistance of the varactor diode is larger,the multimeter is placed in the RX 10k2 block,the red form is connected to the positive pole ...
Analysis of the working principle of UP6103 chip.
On 2019-05-29 16:15:45 in IC Chips
How the Intel G41 chipset motherboard works?
On 2019-04-12 11:39:48 in Knownlege
What are the Synthetic carbon film resistor and organic synthesis solid resistor ?
On 2019-01-08 10:34:37 in Resistors
This article writes about the Synthetic carbon film resistor and organic synthesis solid resistor. ...
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 ...
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 ...
How to repair mechanical multimeter magnetoelectric meter head and resistance blocking fault?
On 2019-01-28 13:37:51 in Technology
This article describes how to repair mechanical multimeter magnetoelectric meter head and resistance blocking fault. ...
Need know about the working of a sweep-frequency generator
On 2018-12-20 11:32:53 in Knownlege
What are the working principles and installation precautions of linear displacement sensors?
On 2020-11-23 12:02:43 in Sensor
What is the fake load?
On 2019-04-11 11:33:01 in Knownlege
Selection and maintenance of iron head
On 2018-12-03 14:52:34 in Technology
What are the applications of pressure, flow, temperature and humidity sensors in ventilator systems?
On 2021-02-01 10:42:27 in Sensor
This article describes the characteristics of the pressure, flow, temperature and humidity sensors. ...
What is a universal bridge?
On 2019-01-05 10:24:47 in Knownlege
Photosensitive resistor
On 2018-10-31 11:15:12 in Resistors
Photoresistor is a device made of semiconductor photoelectric effect principle.When the semiconductor is exposed to light ...
The resistance between 2E and C
On 2018-10-27 11:00:40 in Relays
The resistance between 2E and C.Silicon tube is almost infinite size power pin tube in the tens of thousands of euros,high-power wrong tube in the hundreds of Europe.If the measured resistance is zero ...
How to clean the TFT LCD screen?
On 2021-12-16 10:43:52 in Photoelectric
Four steps and methods for fast learning of single-chip microcomputer beginners
On 2019-07-24 11:05:06 in Technology
This article briefly introduces four steps and methods for fast learning of single-chip microcomputer beginners ...
OLED display full color and drive mode
On 2019-06-14 16:01:06 in Generally electronic semiconductor
Photoresistors
On 2018-12-21 12:03:23 in Resistors
what is a super bright light emitting diode?
On 2018-10-26 16:22:18 in Generally electronic semiconductor
What is the adjustable reset timeout period suitable for various applications?
On 2021-07-17 11:58:32 in Generally electronic component
How is the sensor installed and fixed?
On 2020-11-10 11:21:31 in Sensor
How to detect the fixed capacitors?
On 2019-07-02 15:43:54 in Capacitors
What is the role of voltage transformer in the ATX power?
On 2019-03-25 15:02:02 in Transformer
Common electric iron type and structure
On 2019-01-27 14:56:05 in Knownlege
Structure and characteristics
On 2018-11-01 16:47:41 in Memory
LED digital tube also known as semiconductor digital tube ( Figure 1-1-5 ),it is a number of light-emitting diodes arranged in a fixed pattern and packaged together the most commonly used digital display one of the devices ...
How to measure the LED digital tube?
On 2018-10-29 15:14:20 in Photoelectric
The appearance discrimination of digital tube usually has 10 pins,usually divided into two rows. ...
What is the difference between led backlit screen and IPS screen?
On 2022-01-21 10:43:33 in Discrete Semiconductor