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The Apple iPod mini has a platform of MAC or Windows OS. Some original Apple iPod users have already seen the Apple iPod mini with a new four gigabytes harddrive space for a US$ 249 price tag. It is not a secret that an additional of US$ 50 will get... |
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Early Asian music was commonly used as live entertainment in all sorts of situations, from courts to theaters. It has evolved a lot over the years, always with new and interesting instruments to compliment the music. Some signature instruments of... |
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When two signals of slightly different frequencies are applied to a circuit, then because of third order action, the amplitude of the output voltage of one signal depends upon the amplitude of the other signal. Accordingly if one signal is amplitude... |
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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 dynamic characteristics. Hence the two input... |
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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 preferred vertical angles depending upon the carrier... |
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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 primarily upon its size, upon its output carrier power... |
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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 amplifier and loud speaker.
An aerial... |
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