What is the basic principle of sonar signal simulator based on DDS technology?

On 2021-03-20 11:13:27  in Relays

What is the basic principle of sonar signal simulator based on DDS technology?

This article describes the characteristics of the digital circuits in signal simulator. ...

Identification and detection of active resistance elements

On 2018-08-22 11:08:45  in Relays

Identification and detection of active resistance elements

Resistance is one of the most common and basic electronic components. ...

Common field effect transistor Slice field effect transistor

On 2018-08-28 17:24:04  in Relays

Common field effect transistor Slice field effect transistor

Low power field effect transistor, low power field effect transistor, high input impedance, low driving current, with low noise characteristics ...

Diode rectifier filter circuit Diode half wave rectifier circuit

On 2018-08-28 17:36:03  in Relays

Diode rectifier filter circuit Diode half wave rectifier circuit

Therefore, bridge rectifier has been widely used.Diode half wave rectifier circuit ...

Autotransformer and voltage regulating transformer

On 2018-08-28 17:33:17  in Relays

Autotransformer and voltage regulating transformer

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. ...

The types and characteristics of solder wave crests

On 2018-10-30 11:38:53  in Relays

The types and characteristics of solder wave crests

let the solder joints get reliable wetting;the stationary tin wave at the rear is perfect for further trimming the solder joints that have been wettable but irregular in shape ...

Types and detection methods of switching devices

On 2018-11-01 16:57:50  in Relays

Types and detection methods of switching devices

The switch is the component that completes the electrical connection and disconnection through a certain action,which is generally connected in series to realize the transmission and control of signal and electric energy ...

​What is a transient voltage suppressor diode ( TVS )?

On 2018-10-26 16:57:28  in Relays

​What is a transient voltage suppressor diode ( TVS )?

Transient voltage suppressor diode is a new type of overvoltage safety protection device. The utility model has the advantages of small size ...

Integrated circuit socket

On 2018-08-24 10:46:22  in Relays

Integrated circuit socket

Connectors are used to connect cables or electronic devices that can be repeatedly connected and separated. ...

Potentiometer detection and resistance detection

On 2018-08-22 12:04:06  in Relays

Potentiometer detection and resistance detection

The actual resistance value can be measured by connecting two forms (no positive or negative) to the two ends of the resistor respectively. ...

What is a monochrome LED dot matrix display?

On 2018-10-29 15:27:20  in Relays

What is a monochrome LED dot matrix display?

Excellent LED dot matrix display is a monochrome light-emitting diode in accordance with the structure of rows and columns ...

Sequential logic circuit register

On 2018-08-28 17:30:45  in Relays

Sequential logic circuit register

it cannot be started. Indicates whether the number of valid cycles is an increment counter or a decrement counter, and the mode (count length) function of the state machine (counter), such as a decimal number. ...

​If there is no same type of pipe in use, how to replace it?

On 2018-10-26 15:50:14  in Relays

​If there is no same type of pipe in use, how to replace it?

Diodes are generally not good repair, damage can only be replaced. In selecting diodes, we should pay attention to the following principles. ...

Basic SR latch trigger

On 2018-08-28 17:26:28  in Relays

Basic SR latch trigger

State transition diagram is a common tool in sequential logic circuits. It writes states in circles, arrows indicate the direction of state transition, and transition conditions are written next to arrows. ...

Main parameters of inductors

On 2018-08-22 12:34:29  in Relays

Main parameters of inductors

The main parameters of inductors include inductance, permissible deviation, quality factor, sectional capacitance and rated current. ...

Different role of reed relay and solid state relay

On 2019-01-04 11:43:43  in Relays

Different role of reed relay and solid state relay

This article describes the role of reed relay and solid state relay ...

Classification of capacitors

On 2018-10-30 11:59:35  in Relays

Classification of capacitors

According to function.It can be divided into polyester capacitor,mica capacitor,high frequency ceramic capacitor,monolithic capacitor ...

What are the trends in data storage in 2020?

On 2020-09-15 10:34:06  in Relays

What are the trends in data storage in 2020?

This article describes the characteristics of the data storage. ...