Chaowei High Gain TV Antenna Amplifier Signal Booster for HDTV Antenna with USB Power Supp

Features

• Before buying an amplifier, pls check the signal strength and the distance to the tower in your area to determine if you need to add an amplifier to improve the reception
• Add an amplifier to improve reception if: 1) You have a passive antenna; 2) Have obstacles between antenna and stations; 3) You TV indicates "weak" or "no signals" after running a channel scan
• DO NOT recommend to use this signal amplifier if you're near a station's broadcast tower and the signals are already strong, otherwise, the USB Amplifier may cause self-oscillate and you may get fewer channels than without it
• DO NOT recommend to use AMP unit for an already amplified antenna
• Note: Channels reception will vary depending on your surroundings and how far away you are from broadcast towers as well as the spot where you put your antenna
• Reminds: A signal booster doesn't add to strength of signal but improve the reception. The numbers of channels you'v got in your area is determined by what's being broadcast in your area.Channels reception will vary depending on your surroundings and how far away you are from broadcast towers as well as the spot where you put your antenna
• Chaowei amplifier can work with any passive antenna including Chaowei potable tv antenna DVB66,DTA66 and DVB218 model; If you found receiving less channels after adding an amplifier, pls double check if you really need to add an amplifier to improve the reception or whether you need a long range outdoor antenna

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