The rats learned the connection between a signal to each eye and the licking time required.

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That means that not only the signal input into the amplifier is symmetrical but also the signal output and therefore the connection to the headphones.

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All of the brands studied, 240 in all, were also matched with a numerical "signal strength" to determine consumers' connection to them.

FORBES

The tuner receives the television signal from an antenna so it does not require an internet connection or use up any mobile data.

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Those who use the new Wi-Fi standard will notice the biggest benefit in crowded spaces, where a clean radio signal cuts through interference from other devices, even if their connection to their service provider falls short of 802.11ac's lofty speed limit.

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The signal takes less than a minute to reach viewers, who can stream it via a basic 3G connection on their phone.

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Sometimes I had to walk around my house, waiting for a connection to reestablish itself. (Metal doors and thick walls can block a Bluetooth signal).

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