Category Archives: Electronic

Samsung’s Bluetooth-certified PAVV Cannes plasma TV

Wow! Samsung has now one another thing to boast about for its new 50-inch model dubbed the SPD-50P91FHD. The new PAVV Cannes plasma TV has been blessed with the 802.11n capability for a range up to 300 feet. Yes, this … Continue reading

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Analog signal

An analog electronic signal is created by the continuous modulation of some property of the current or wave. For example, in an analog sound recording, the frequency of a pure tone striking a microphone creates a corresponding pulse in the … Continue reading

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Switch

You may want network switch or telephone switch. A switch is a device for making or breaking an electric circuit. usually it has two pieces of metal that touch to make a circuit, and separate to break the circuit. The … Continue reading

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Ring modulation

Ring modulation is a way of combining audio signals. Ring modulation works by multiplying two signals, where one is typically a sine-wave. Interesting harmonics can be generated by carefully selecting and changing the frequency of the two input waveforms. On … Continue reading

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RF modulator

RF Modulator (or Radio Frequency modulator) is a small device that takes an input signal and outputs radio frequency encoded signals. Most commonly these are found in home computers, or games systems that display graphics on a television receiver. The … Continue reading

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DVB-S2

DVB-S2 is a newer specification of the DVB-S standard. Designers claim that DVB-S2 performance gains over DVB-S is circa 30%. Unlike DVB-S, it does not rely on MPEG2 encoding, but H.264 (MPEG4). Main features: DVB-S2 combines DVB-S (intented for final … Continue reading

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Network address translation

NAT is a common technique often used to allow multiple computers to transparently (mostly) share an internet connection. When the computer performing the NAT (often known as a NAT box, name explained later) routes the systems behind it onto the … Continue reading

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Monsoon launches HAVA Gold and Platinum HD media hubs

If you are the kind of individual who loves streaming videos by connecting it to your Plasma TV or your laptop, then I have good news for you. Monsoon has come up with HAVA Gold and Platinum HD media hubs, … Continue reading

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