This type of eye fatigue or eye strain is sometimes known as computer vision syndrome. It affects about 50%-90% of computer workers. Some estimates say computer-related eye symptoms may be responsible for up to 10 million primary care eye examinations each year.
MAST MOUNTED PREAMPLIFIERS. Chapter Eight-TV ANTENNA-MOUNTED AMPLIFIERS. A mast or TV antenna-mounted amplifier (preamp) is used primarily to eliminate snow on the TV screen.Snow is actually electrical noise that is generated by the TV receiver and other electrical devices.he preamp itself is mounted on the TV antenna boom or on the mast as close to the TV antenna as possible. The power supply unit is mounted indoors. Power is supplied to the preamp unit through the transmission line.
Go Digital or Go Home. In terms of how to hook up a soundbar to a TV, there are usually a couple of choices. Many sound bars these days come with a digital (usually fiberoptic) input and an analog input.Your Boston Acoustics TVee Model 26 has a fiberoptic digital input plus two 3.5mm aux inputs (which look like headphone jacks).o Digital or Go Home. In terms of how to hook up a soundbar to a TV, there are usually a couple of choices. Many sound bars these days come with a digital (usually fiberoptic) input and an analog input.