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  • Types of radio emissions F3E,F2D etc.

    The International Telecommunication Union uses an internationally agreed system for classifying radio frequency signals. Each type of radio emission is classified according to its bandwidth, method of modulation, nature of the modulating signal, and type of information transmitted on the carrier

    Posted on:08-17 View:14
  • How to send signal from studio to transmitter?

    Previously we acknowledged about using STL links to send audio signals from Studio to Transmitter( to review about the STL link system, please visit this link: http://www.fmuser.net/content/?646.html ) Recently it's becoming increasingly common to use audio over IP (where you send the a

    Posted on:08-16 View:2
  • FMUSER served in a public speech for live broadcasting with IPTV encod...

    FMUSER Team served in a public speech about Marketing Strategy in September 2016, during which we were fully in charge of the online streaming broadcasting using our new product, IPTV Encoder.

    Posted on:12-10 View:445
  • FMUSER X01 FM Transmitter Brings Radio to War-Torn Areas

    Reaching populations in war-torn areas is a major challenge for radio broadcasters, especially if their main transmitters don’t cover these isolated areas completely.

    Posted on:12-10 View:764
  • Your Valuable Advices are Highly Welcomed!-For FU-R01 project

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    Posted on:12-10 View:1555
  • How to return goods to us for repair?

    If there is problems with our product and you can't fix it at your end, you can send it back to us for repair following the instructions below: DO's 1. Please contact us before sending back the item. 2. Please declare goods as CAR AUDIO AMPLIFIER, value below 300usd. 3.

    Posted on:12-10 View:401
  • Unusual Extension Highlights Scope of EAS Changes

    Why did the FCC extend the deadline for the public to comment about changes to the Emergency Alert System in the United States? Behind the scenes, equipment manufacturers and broadcast groups have been mulling over extensive changes that the Federal Communications Commission has propo

    Posted on:12-10 View:407
  • MOSFETs and MOSFET drivers

    1. Introduction MOSFETs come in four different types. They may be enhancement or depletion mode, and they may be n-channel or p-channel. We are only interested in n-channel enhancement mode MOSFETs, and these will be the only ones talked about from now on. There are also logic-level MOSFE

    Posted on:07-29 View:1025
  • What is a MOSFET, what does it look like, and how does it work?

    Pronounced MAWS-feht. Acronym for metal-oxide semiconductor field-effect transistor. These are used in many scenarios where you want to convert voltages. On your motherboard for example to generate CPU Voltage, Memory Voltage, AGP Voltage etc. Mosfets are usually used in pairs. If you see six mo

    Posted on:07-29 View:1360
  • What is DRM?

    The Digital Radio Mondiale is a digital radio standard that has been designed by broadcasters, for broadcasters, with the active assistance and participation of both transmitter and receiver manufacturers and other interested parties (such as regulatory bodies). It has been designed specificall

    Posted on:07-14 View:845
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