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  • 08-21 2018 +Read More
    What is SMD buzzer?

    SMD buzzer refers to the buzzer of the plastic shell, appearance and size of smaller, roll tape packaging, the pin can be flat to the PCB, patch type package is relative to plug-in type is another form of packaging of the buzzer. The product has the advantages of small size, light weight, sound clar

  • 06-30 2017 +Read More
    Good News! New Launched Products are Coming!

    We now increase function on the smart headphones. Our dual dynamic driven earphone adds bluetooth connection function.If you are interested inits appearance and need the bluetooth version, don't miss it.2. Some people may be upset by using two mobiles with only one smart headphone. Now BH1 smart bon

  • 08-08 2018 +Read More
    How to tell if an audio transducer is passive or active?

    Passive Piezo Buzzers run on AC only, no DC required. They're also often not called 'Buzzers', but rather 'Transducers', 'Elements' or similar.Active Piezo Buzzers run on DC, and usually the frequency they produce is specified.

  • 07-25 2018 +Read More
    The Tendency of Electronic Components

    From the perspective of the technological development trend of electronic components in the world, overall, chipping has become one of the important indicators to measure the development level of electronic components technology. Among them, chip capacitors, chip resistors and chip inductors are thr

  • 07-17 2018 +Read More
    How do piezoelectric buzzers work?

    A piezo buzzer is a sound producing device.The main working principle is based on the theory that, whenever an electric potential is applied across a piezoelectric material, a pressure variation is generated. A piezo buzzerconsists of piezo crystals in between two conductors.When a potential differe

  • 06-29 2018 +Read More
    What is the 1/2 duty square wave?

    If the user uses a passive piezoelectric buzzer or a passive electromagnetic buzzer, it is recommended to use 1/2 square wave in the input voltage and frequency conditions. Why use it? Because this condition can The buzzer (buzzer) inside the buzzer achieves the highest amplitude, which means that t

  • 06-15 2018 +Read More
    The Smallest Internal Drive Electromagnetic Buzzer Is Born.

    Keliking Electronics Co.,Ltd has been committed to the research and development,production and sales of microSMD buzzer since 2009.Through the efforts of the staff team, micro size internal drive type SMD buzzer (active SMD buzzer) is launched today for the global market. The models are KLJ-8545-3Y

  • 04-23 2018 +Read More
    The Micro Size Internal Drive Electromagnetic Buzzer Is Born.

    Kenny g electronics since 2009 has been committed to the research and development production and sales of tiny patch buzzer, through the efforts of the staff team, small internal drive type patch buzzer (active patch buzzer) was launched today for the global model is KLJ - 8545-3 y and KLJ - 8545-5

  • 03-28 2018 +Read More
    Difference Between Bluetooth Anti-Lost Device and GPS Tracker

    Bluetooth Anti-lost Device:Using bluetooth transmit distance to judge if the article is lost. Usually its valid distance is 10-25 meters. Its range is relative small.It is mainly used to anti lost.When the article with device is over valid distance,the device and mobile phone will both alarm.GPS tra

  • 03-20 2018 +Read More
    Successful development of SMD Piezo loudspeaker

    Successful development of SMD Piezo loudspeakerChangzhou Keliking Electronics Co.,Ltd is a company which is specialized in research and developing,manufacturing and selling electroacoustic components.Through efforts of our team, new product is borned from new concept over and over again.SMD Piezo lo

  • 03-09 2018 +Read More
    What is a Buzzer?

    What is a Buzzer?A buzzer is a mechanical, electromechanical, magnetic, electromagnetic, electro-acoustic or piezoelectric audio signalling device. A piezo electric buzzer can be driven by an oscillating electronic circuit or other audio signal source. A click, beep or ring can indicate that a butto

  • 03-09 2018 +Read More
    Classification of Electronic Components

    Components can be classified as passive, active, or electromechanic.

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Changzhou Keliking Electronics Co., Ltd.
Contact:Mr. Yao
Mobile:13656128000
Tel:86 +519-88671999-801
Fax:86 +519-88671999-808
Add:1-1301 Hang Seng Science Park, Tianning District, Changzhou, Jiangsu, China

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