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Music Articles (Page 19)
- Frequency Mixer and Frequency Converter: How to Distinguish the Two
- In a frequency mixer the radio frequency signal voltage if frequency and local oscillator voltage of frequency are applied to its input. The frequency mixer uses a device which presents non linear dyn...
article data || full article - What the heck is a Multi Unit Steer-able Antenna System
- Multi unit Steer-able Antenna System is an excellent diversity reception system and utilizes the some of the facts like short wave signals from a distant transmitter reach a receiver at certain prefer...
article data || full article - How Power Sources Work
- In a radio transmitter power supplies are required to provide anode and grid screen voltages, grid bias voltage and filament voltages. The nature of basic supply used for any transmitter depends prima...
article data || full article - The Stages of Super Heterodyne Receivers.
- There are different stages of a super heterodyne receiver namely antenna or aerial, radio frequency amplifier, frequency converter stage, intermediate amplifier stage, second detector, audio frequency...
article data || full article - The Many Different Types of Antenna For Your System
- The receiving aerial intercepts electromagnetic waves. The voltage induced in the receiving aerial is fed to the receiver input circuit through the antenna coupling circuit. An ideal receiving aerial ...
article data || full article - The Many Different Faces of Radio Transmitters.
- We have different types of radio transmitters and they can be classified according to the type of modulation used, according to the service involved.
According to the type of modulation used radio tr...
article data || full article - How Digital Signal and Radio Works. A look into Satellite Radio
- A communication system based on satellites has the benefits of covering large areas on the earth which cannot be done with the terrestrial links. A satellite based radio can cover seas, deserts and th...
article data || full article - Who the Heck Knows what a Direction Coupler is? I have the correct answer for you.
- The main component of the receiving unit is a direction coupler. A direction coupler is a radio frequency coupler. This device cannot generate energy of its own that is it is a passive device. The rad...
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