Listening Devices Aid Plumbers & Wild Life Lovers
There are all types of listening devices available on the market today. The can be as large as a twenty inch parabolic dish, as small as a wristwatch, or even as small as a matchstick lapel microphone.
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There are all types of listening devices available on the market today. The can be as large as a twenty inch parabolic dish, as small as a wristwatch, or even as small as a matchstick lapel microphone.
Listening devices have many more uses than just surveillance work, too. Listening devices such as the Bionic Ear have been used for magnifying animal sounds for personal safety, recording bird calls for nature photography, and were even used during Desert Storm. You can even use listening devices with your recorder to make fantastic recordings as gifts.
Some listening devices can be added onto a camera or DVR system. Other devices can accurately pick up sound from as far as three hundred yards. Listening devices can increase sound up to thirty decibels and record with concert-hall quality sound. There are other listening devices called concrete microphones or electro-acoustic receivers that can pick up minute vibrations like those given off by a bomb, and professional plumbers can even use them to locate
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