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The 8 Best cable signal boosters of 2025

Are you trying to find cable signal boosters among various brands on the market but aren’t sure where to begin? To assist you in finding the right one, we’ve put together a list of the 7 best to help you pick the perfect one!

We investigated and evaluated a number of the top-selling cable signal boosters on the market in order to create our list of the best. Making a decision among the many options available is never simple. There are an infinite number of models available, each with a distinct price. And as you’ll find out, the best options aren’t usually the ones you imagine! This comparison is rich and relevant because of the numerous factors that were employed. You will find products featured in this ranking not only based on their pricing but also on their features and other customers reviews. To write this review, we completed 15 hours of research and did 20 cable signal boosters tests. You won’t need to pick products at random any more. If you’re unsure of what to look for, browse our list and consult the buying guide!

An overview of our top picks

Table of contents

The best cable signal boosters you can buy today

No. 1
Reliable Cable Products 9 Port Bi-Directional Cable TV Splitter Signal Booster/Amplifier with Active Return Zero Signal Loss VoIP Telephone Bypass Port and F59 Terminators Antronix VR900B/AC
  • Provides 8 amplified output ports with Active Return for use with cable TV. All ports are LOSSLESS both forward and reverse. This is a true lossless 8-port splitter. Not recommended for use with OTA Antennas, use a PASSIVE Return amplifier instead. Not compatible with satellite systems.
  • MODEM port provides a connection point for VoIP equipment, so that a power failure will not affect services. Compatible with all standard and digital Cable TV services, including the "Triple Play" phone service. This product is not MoCA capable and may not work with cable systems requiring MoCA. Check with yout cable provider.
  • All models equipped with CamPort auto seizing F-ports.The all ports facing down configuration provides clean wiring in any orientation. Powder Coated Aluminum Housing - provides the most corrosion resistant protection against salt fog and rust.
  • 6 kV Surge Protection and PTC Short-Circuit Protected UL Listed Adaptor - Unique surge protection provided on all RF ports. Self-resetting circuit protection provides safe protection against short-circuits.
  • 2-year manufacturer warranty on amplifier only. 1-year warranty on power supply. Does not include connection cables. Includes three F59 terminators.
SaleNo. 2
THE CIMPLE CO Antenna Amplifier, Digital TV Signal Booster, Adjustable Gain, 24 dB Distribution, NTSC, ATSC, FM, UHF, VHF, 1000 MHz, Includes RG6 Coaxial Cable
  • Includes: 1 TV Antenna Distribution Amplifier and 1 RG6 coax cable
  • Use For: This 24db distribution amplifier is used to strengthen signal reception from your antenna to TV, providing high output capability with minimal distortion
  • Features: Heavy duty metal housing, with built-in coaxial mounting ports, a power indicator light, adjustable gain control, and return path
  • Versatile: Enjoy the control of variable gain in VHF / UHF / FM bands, ATSC, NTSC, FTA, OTA
  • This TV amplifier features solid construction that is designed to last
No. 4
GE Indoor HD Digital TV Antenna Amplifier, Low Noise Antenna Signal Booster, Clears Up Pixelated Low-Strength Channels, Supports HD Smart TV VHF UHF, AC Adapter, Black, 42178
  • Universal compatibility – Engineered for the future of television, this amplifier is full 1080p and 4k Ultra HD compatible to deliver high-quality picture and sound and works with all TV and antenna brands..Power Source Type: Corded Electric
  • 4G/5G LTE filter – This indoor amplifier’s PureAmp Technology includes a built-in 4G/5G LTE filter that blocks unwanted cell phone interference and boosts the signal for enhanced, crystal-clear reception of HDTV, VHF and UHF channels.
  • Signal booster – This low-noise amplifier boosts signal strength to compensate for cable loss and minimizes reception dropouts to strengthen the signal of available channels that your antenna is already receiving. The number of channels and reception quality will vary based on distance from broadcast towers, antenna position and obstacles, including hills, buildings and trees.
  • NEXTGEN TV (ATSC 3.0) compatible – Experience this new broadcast standard for over-the-air TV as soon as it’s available in your area and enjoy superior picture and sound, a stronger broadcast signal, premium audio, richer color, faster refresh rates, optional integration with your internet service for additional features and more.
  • Trusted brand – This amplifier is backed by a limited-lifetime replacement pledge and free U.S.-based technical support. Call the experts at 1-800-654-8483 between 7AM-8PM, M-F, Central Time with any questions or issues about your purchase.
No. 5
36 DB Cable Antenna Color TV Booster Signal Amplifier VHF UHF FM HDTV
  • UHF VHF FM Distribution Amplifier for TV/VCR
  • 36 dB Max Gain Control Signal Booster
  • Please Note: This will not boost or improve a bad/weak signal, it is made to compensate for signal loss from splitters and long cable runs.
  • Dimensions: 7.28" x 4.33" x 2.56"
No. 6
Arris 1-Port Cable, Modem, TV, OTA, HDTV Amplifier Signal Booster with Passive Return and Coax Cable Kit
  • The BDA-42-1-PR-R is a Bi-Directional Cable TV Amplifier and over-the-air (OTA) HDTV amplifier designed for use in homes. Boosts signal by 32x in the forward path
  • Compatible with all standard and digital Cable TV services. The amplifier should be installed BEFORE splitters and long cable runs for best results. 1-year warranty.
  • Meets all applicable IEEE surge standards for all output ports, which enhances system reliability. Weather seal and protective coating allow use of the amplifier for indoor or outdoor applications. 36" connection cable included.
  • NOT FOR USE WITH SATELLITE DISH SYSTEMS. It will block the signal between the dish and receiver. NOT FOR USE WITH AMPLIFIED ANTENNAS. Using with an amplified antenna may cause total loss of OTA signals. If you antenna comes with any type of power cord, it is amplified.
No. 7
Amplifier, Cable TV RF Broadband 15dB Gain One Output 5-1002Mhz w/ Power Adapter
405 Consomer Reviews
Amplifier, Cable TV RF Broadband 15dB Gain One Output 5-1002Mhz w/ Power Adapter
  • The micro-housing allows all output ports of the amplifier to be facing down to simplify coaxial cable wiring in NID enclosures or small spaces.
  • Patented auto-seizing F-port features a “Cam Activated Mechanism” to provide full contact pressure (>2,000 grams) on the center conductor for maximum reliability.
  • True 5-42 MHz return band and full 1 GHz downstream spectrum for more useable bandwidth.
  • Unique surge protection on all ports without the use of arc gaps which may cause high impulse noise during discharge.
  • Self-resetting circuit protection provides safe protection against short-circuits to minimize maintenance costs.
No. 8
Reliable Cable 4-Port Cable TV/Antenna/HDTV/Internet Digital Signal Amplifier/Booster/Splitter/Equalizer with Passive Return, F59 Terminators (Lindsay LSA84-EQ8)
640 Consomer Reviews
Reliable Cable 4-Port Cable TV/Antenna/HDTV/Internet Digital Signal Amplifier/Booster/Splitter/Equalizer with Passive Return, F59 Terminators (Lindsay LSA84-EQ8)
  • This is a TV signal amplifier which provides one input and four outputs, for connecting multiple TV sets or cable boxes. Allows multiple devices to connect to an antenna or cable system without losing signal quality.
  • Amplifier includes an integrated equalizer which varies amplifier gain. The equalizer provides more amplification to high frequency signals, which tend to get weaker over long cable runs. All ports provide an amplified signal, with a minimum gain of +0dB @ 54MHz up to +7.5dB gain @ 1000MHz.
  • Suitable for Antenna or Cable TV use. Compatible With All Standard And Digital Cable TV Services, OTA Antenna Reception. Not compatible on systems with an existing amplifier or pre-amplifier. Not compatible with satellite systems.
  • Meets or exceeds all SCTE Standards. PTC Short-Circuit Protected UL Listed Adaptor - Self-resetting circuit protection provides safe protection against short-circuits to minimize outage times. Amplifier has 6 kV ring wave surge design for protection against voltage spikes. Operating temperature: -40 to +60 ºC (-40ºF to +140ºF). 15 PSI weather-tight seal.
  • Prevents image pixelation with digital cable, boosts antenna (OTA) signals for distribution to multiple TVs. May improve cable modem performance. May improve HDTV reception. Includes Amplifier, Power Supply, and two 75-ohm terminators.
No. 9
TV Antenna Amplifier, 25dB High Gain Signal Booster for Digital TV Antenna Indoor, Low Noise/Clears Up Pixelated Amplifier, Adjustable dB&Timer, USB Cable Power Supply (White)
  • 𝗕𝗲𝗳𝗼𝗿𝗲 𝗕𝘂𝘆𝗶𝗻𝗴: Please check the signal strength in your area: If a lot of green channels available, DO NOT recommend using a booster. If a lot of yellow or orange channels available suggest adding an amplifier to boost weakened signals
  • 𝗱𝗕 𝗔𝗱𝗷𝘂𝘀𝘁𝗲𝗿 𝗮𝗻𝗱 𝗧𝗶𝗺𝗲𝗿: The amplifier has an adjustable DBI tuner, you can turn left and right to adjust the TV antenna amplifier dB to help your TV find the best signal reception state. Amplifier With a digital time display, you can check the time you watch TV at any time, which can well protect the eyesight of you and your family
  • 𝗦𝗜𝗚𝗡𝗔𝗟 𝗕𝗢𝗢𝗦𝗧𝗘𝗥: Amplifier it build-in 4G LTE Filter, blocks 3G and 4G wireless signals, clear up any low-strength fuzzy or pixelated channels for clear smooth pictures and stable channel reception. booster With 2 shifts for adjusting the gain from 0dB to 25dB, the lowest noise figure to reduce signal dropout and pixelation
  • 𝗘𝗮𝘀𝘆 𝗜𝗻𝘀𝘁𝗮𝗹𝗹𝗮𝘁𝗶𝗼𝗻: Just connect the amplifier to the antenna and TV or STB box, then plug into the USB port for getting power, HD digital TV antenna amplifier works with any non-amplified indoor tv antennas. The number of channels reception will vary depending on your surroundings and how far away you are from broadcast towers
  • 𝗣𝗹𝗲𝗮𝘀𝗲 𝗡𝗼𝘁𝗲: If your house is very close to the broadcast tower and the signal is already very strong, we do NOT recommend using this amplifier/booster, if your stations are far away tv towers, you can use this amplifier, this Booster can't add new signals but can enhance weak/moderate signals by obstructions between you and transmitters
No. 10
Reliable Cable Products 9 Port Bi-Directional Cable TV Splitter Signal Booster/Amplifier Kit with Active Return Zero Signal Loss includes F59 Terminators and Superflex 3' Dedicated Power Cable
  • Provides 8 amplified output ports with Active Return for use with cable TV. All ports are LOSSLESS both forward and reverse. This is a true lossless 8-port splitter. Not recommended for use with OTA Antennas, use a PASSIVE Return amplifier instead like the LSA48. Not compatible with satellite systems.
  • MODEM port provides a connection point for VoIP equipment, so that a power failure will not affect services. Compatible with all standard and digital Cable TV services, including the "Triple Play" phone service. This product is not MoCA capable and may not work with cable systems requiring MoCA. Check with yout cable provider.
  • All models equipped with CamPort auto seizing F-ports.The all ports facing down configuration provides clean wiring in any orientation. Powder Coated Aluminum Housing - provides the most corrosion resistant protection against salt fog and rust.
  • 6 kV Surge Protection and PTC Short-Circuit Protected UL Listed Adaptor - Unique surge protection provided on all RF ports. Self-resetting circuit protection provides safe protection against short-circuits.
  • 2-year manufacturer warranty on amplifier only. 1-year warranty on power supply. Complete kit includes Amplifier, Power Supply, three F59 terminators and Reliable Cable Superflex power connection cable.
No. 11
SNANSHI Active USB 3.0 Extension Cable 25 ft, Active USB Extension Cable with Signal Booster Compatible with Oculus Rift, Oculus Quest/Quest 2 VR, Xbox one, Keyboard,Flash Drive, Webcam etc
  • High-Performance :premium signal booster chipset and high-quality usb repeater cable. Sharing fun on VR Headset , Xbox 360 Kinect, PlayStation, Odyssey+ and more.
  • Universal Compatibility:active usb extension cable offers an easy and inexpensive way to extends your USB connection to the computer or Mac for use with Oculus VR, Playstation, Xbox, USB Flash Drive, Hard Drive, Card Reader, Mouse, Keyboard, Printer, Scanner, Camera and other USB computer peripherals.
  • 5Gbps DATA TRANSFER:This usb active extension cable supports high speed USB 3.0 data transfer rate up to 5Gbps - 10X faster than USB 2.0 (480 Mbps), which allows you to transfer HD movies or files in just seconds, when your host is equipped with USB 3.0 port. Also backward compatible with USB 2.0, 1.1 and 1.0 (speed limited by USB bus). Plug& Play
  • EXTEND&PROTECT USB PORT: USB Male to Female Extension Cable USB 3 extension cord, no need to squeeze yourself to the back of the TV or desktop to connect usb disk or other usb peripherals anymore,you can extend the USB port to a more convenient and easy reach location.In addition,this usb type a extension cable is perfect for protecting the USB sockets of your devices from repeatedly plug and unplug.
  • LIFETIME WARRANTY: We provide this usb 3.0 extension cable 25 ft with worry-free Lifetime Warranty and friendly customer service, if you have any questions, we will resolve your issue within 24 hours.
SaleNo. 12
NETGEAR Wi-Fi Range Extender EX3700 - Coverage Up to 1000 Sq Ft and 15 Devices with AC750 Dual Band Wireless Signal Booster & Repeater (Up to 750Mbps Speed), and Compact Wall Plug Design
  • EXTENDED WIRELESS COVERAGE: Adds Wi-Fi range coverage up to 1000 sq ft, and connects up to 15 devices such as laptops, smartphones, speakers, IP cameras, tablets, IoT devices, and more..Connectivity protocol:Ethernet,Wi-Fi
  • AC750 WI-FI SPEED: Provides up to 750Mbps performance using dual-band and patented FastLane(TM) technology.
  • UNIVERSAL COMPATIBILITY: Works with any wireless router, gateway, or cable modem with Wi-Fi.
  • WIRED ETHERNET PORT: Simply plug in game consoles, streaming players, or other nearby wired devices using the one 10/100M port for maximum speed.
  • SAFE & SECURE: Supports WEP and WPA/WPA2 wireless security protocols.
  • SIMPLE TO SETUP: Press the WPS button to connect to your router. Use the NETGEAR WiFi Analyzer app for optimal location.
No. 14
2024 Amplified HD Digital TV Antenna 650+ Miles Long Range 360 Reception Indoor Outdoor - Support 4K 8K 1080p Fire tv Stick and All TV's - with Smart Switch Amplifier Signal Booster - 18ft HDTV Cable
  • Superior Range: Up to 650+ miles coverage
  • Full HD Support: Supports 4K, 8K, and 1080p
  • Versatile Use: Suitable for both indoor and outdoor use
  • Smart Switch Amplifier: Enhances signal reception
  • High-Quality Material: Built with durable 75 ohm impedance
  • Inclusive Packaging: Comes with an 18ft HDTV cable
No. 15
Reliable Cable 4-Port Cable TV/Antenna/HDTV/Internet Digital Signal Amplifier/Booster/Splitter with Passive Return, Coax Cable, F59 Terminators (Antronix MRA4-8)
503 Consomer Reviews
Reliable Cable 4-Port Cable TV/Antenna/HDTV/Internet Digital Signal Amplifier/Booster/Splitter with Passive Return, Coax Cable, F59 Terminators (Antronix MRA4-8)
  • Four port amplifier with a passive return path provides an increase of +7.5 db per port. Reduces snow and prevents image pixelation with digital cable, boosts antenna (OTA) signals for distribution to multiple TVs. May improve cable modem performance. May improve HDTV reception.
  • Compatible With All Standard And Digital Cable TV Services, OTA Antenna Reception. Not compatible on systems with an existing amplifier or pre-amplifier. Exceeds all SCTE Standards.
  • 6 kV surge protection for protection against lightning strikes. The nickel plated housing provides the excellent corrosion resistant protection against salt fog and rust.
  • 3 dB Noise Figure provides clean amplification of weak signals to overcome the poor noise figure in TV tuners and converters. 6 kV Combination Wave Surge Protection Unique surge protection on all ports.
  • PTC Short-Circuit Protected UL Listed Adaptor - Self-resetting circuit protection provides safe protection against short-circuits to minimize outage times. Includes Amplifier, Power Supply, 36 inch coaxial cable and two 75-ohm port terminators.
No. 16
Arris 2-Port Cable, Modem, TV, OTA, HDTV Amplifier Splitter Signal Booster with Passive Return and Coax Cable Kit
  • The BDA-42-2-PR-R is a Bi-Directional Cable TV Amplifier and over-the-air (OTA) HDTV amplifier designed for use in homes. Boosts signal by 12x in the forward path.
  • Compatible with all standard and digital Cable TV services. The amplifier should be installed BEFORE splitters and long cable runs for best results. 1-year warranty.
  • Meets all applicable IEEE surge standards for all output ports, which enhances system reliability. Weather seal and protective coating allow use of the amplifier for indoor or outdoor applications. 36" White connection cable included.
  • NOT FOR USE WITH SATELLITE DISH SYSTEMS. It will block the signal between the dish and receiver. NOT FOR USE WITH AMPLIFIED ANTENNAS. Using with an amplified antenna may cause total loss of OTA signals. If you antenna comes with any type of power cord, it is amplified.
No. 18
4-Port Passive Return Cable TV/Antenna/HDTV/Internet Digital Signal Amplifier/Booster/Splitter, F59 Terminators, Connect 4 Devices
  • Allows you to connect up to four devices to one cable connection without losing signal.
  • Four port amplifier with a passive return path provides an increase of +7.5 db per port. Reduces snow and prevents image pixelation with digital cable, boosts antenna (OTA) signals for distribution to multiple TVs. May improve cable modem performance. May improve HDTV reception.
  • PTC Short-Circuit Protected UL Listed Adaptor - Self-resetting circuit protection provides safe protection against short-circuits to minimize outage times.
  • Compatible With All Standard And Digital Cable TV Services, OTA Antenna Reception. Not compatible on systems with an existing amplifier or pre-amplifier. Exceeds all SCTE Standards. NOT FOR USE WITH SATELLITE SYSTEMS.
No. 19
Unitek USB 3.0 Active Extension Cable, 32 Feet Extender Cord for Oculus Rift, Xbox Kinect, PlayStation, Webcam with 5V2A Power Adapter, Signal Booster,Aluminum
  • 【USB 3.0 Extension Cable】Standard USB Type A Male to Type A Female connector cord. Connect remote USB devices such as a printer, mouse, speaker, WiFi receiver, PlayStation, keyboard, Oculus Rift S, Xbox 360 Kinect, and so on. NOTE: This cable is not recommended used for charging
  • 【Stable and Safe】Build-in GL3523 dual signal booster chipset, protect against Electro-Magnetic Interference (EMI) & Electro-Static Discharge (ESD). There is a DC jack(3.5*1.35mm), we recommend to connect a 5V 2A power adapter for ensure stable data transmission, power delivery, and Back-Voltage Protection.
  • 【Well-designed】Exquisite and sturdy Aluminum alloy design in the outer casing, premium USB 3.0 extension cable that measures 10 meters (32 feet) in length. And the LED activity indicator marks the status of work status.
  • 【High Data Transfer】Supports high-speed USB 3.0 data transfer rate up to 5 Gbps. USB 3.0 data transfer speed is 10 times that of USB 2.0, it's also backward compatible with USB 2.0 and 1.1 devices.
  • 【What You Get】32ft USB 3.0 Extender Cord, DC 5V/2A Power Adapter, User Manual, and 24h lifetime technical support, any confusion or details inquiries are warmly welcomed.
No. 20
WiFi Extender/Repeater,Covers Up to 9860 Sq.ft and 60 Devices, Internet Booster - with Ethernet Port, Quick Setup, Home Wireless Signal Booster
  • Eliminate Dead Zones Instantly: Transform your entire home into a WiFi paradise with unmatched signal strength. Say goodbye to weak spots and buffering – stream, game, and work flawlessly!
  • Seamless High-Speed Connectivity: Enjoy ultra-fast WiFi speeds for 2.4GHz. Perfect for streaming 4K videos, gaming lag-free, and connecting smart home devices.
  • Plug, Play, and Dominate the Web: Effortless setup in minutes! Simply plug it in, follow the step-by-step guide, and unlock blazing fast, reliable internet everywhere.
  • Compact Design, Mighty Performance: Small enough to fit any outlet, powerful enough to cover every corner. Expand your WiFi coverage to basements, garages, and even outdoor spaces with ease.
  • Built for Every Device You Love: Compatible with all routers and supports over 30 devices simultaneously. Boost signals for your laptop, phone, TV, and more – all with complete stability.

How to choose a good cable signal boosters

Does the idea of finding a fantastic cable signal boosters make you anxious? When it comes to purchasing this product, specifically when deciding which model to select, has your head been spinning between options? You are not alone if that is the case. We are aware of the pressure involved in the purchasing process!

Your presence here indicates that you are interested in cable signal boosters. Before choosing which product would be the best for your needs after being inundated with information, locate a reliable source with genuine selections. You can get that information from a variety of sources, including buying guides and rating websites, word-of-mouth recommendations from friends and family, online discussion forums where users can share their own experiences, product reviews that can be found all over the internet, and YouTube channels. You can only get the right product through exhaustive analysis. But you realize that’s not always simple. In order to ease your concerns, we have taken the time to develop a list of the top cable signal boosters products available right now. You might be wondering how we came up with the list. How was this buying guide developed?

First, we used our algorithms to gather as much reliable data as we could about these products. To verify all the data gathered, we used both artificial intelligence and a lot of algorithms.
Then, our experts used criteria that are recognized in the business to evaluate them according to their quality to price ratio, allowing us to choose the top cable signal boosters on the market right now!

The selection of the goods is not arbitrary. Before creating a list, we take into account a number of factors. Below are some of the criteria discussed:

Brand Value: What happens if you choose a dubious brand just because it appears to be a good deal? So the likelihood of receiving a product with a short shelf life increases. That is due to the fact that well-known brands have a reputation to uphold, while others do not. Top cable signal boosters brands strive to provide some distinctive traits that set them apart from the competition. So, hopefully one or more of the items on our list will be perfect for you.

Features: Useful features are all you need, not tons of them. We consider the important aspects and select the top cable signal boosters based on those.

Specifications: Numbers always help you measure the quality of a product in a quantitative way. We try to find products with higher specifications, but with the right balance.

Quality: A product’s quality may always be quantified with the aid of numbers. We look for goods with better standards that strike the proper balance. The best quality product that gets highly appreciated and recommended by experienced users.

Customer ratings:  Would it be accurate to suggest that the cable signal boosters were used by hundreds of customers before you? Superior ratings indicate that many customers had better service.

Customer Reviews: Like ratings,  provide you with accurate and reliable information about the product from genuine customers. Customer ratings are very important to all of us because they contain accurate and reliable information about the customer service we received from several hundred customers.

Seller Rank: This is very intriguing! Not only do you need a good cable signal boosters, you also need a product with rising sales that is trendy. It accomplishes two goals. First, the expanding user base proves the quality of the product. Second, given that number, producers must be able to offer greater quality and after-sales support.

Value: You get what you pay for, they say, so consider the value. Cheap isn’t always good and expensive isn’t always bad. However, that does not imply that spending a lot of money on a product that is flashy but underwhelming is a good idea. Before adding them to the list, we make an effort to evaluate how much value you can get for your money from your cable signal boosters.

Durability: Durability and reliability are closely related concepts. You will benefit from a strong and long-lasting cable signal boosters for months and years to come.

Product availability: Products come and go, and new ones replace the old ones. Most likely, a few new features and required changes were made. What use is it to use a supposedly good product if the maker no longer supports it? We make an effort to highlight products that are current and offered by one or more trustworthy sellers, if not more.

Negative Reviews: Yes, we do take that into account as well! The goods with the majority of bad reviews are filtered out and disregarded when we choose the best-rated one on the market.

These are the standards by which we selected our cable signal boosters. Do we end our process there? Hell no. The most crucial fact about us that you should be aware of is that we regularly update our website with current and pertinent information. We have one more layer of filtration since we place the greatest importance on reader satisfaction. Please let us know if any product included here is incorrect, irrelevant, subpar, or simply out of date. We always value your opinions, and we’ll work hard to make any necessary corrections to our list in response to them.

Why should you believe us?

There are now thousands of possibilities for these products on Amazon, but choosing the best one can be difficult and time-consuming. And what cable signal boosters should you purchase in 2022?

This guide is the result of more than 10 years of experience in researching, testing and writing about many topics. Each member of our team is an authority in their area. We read every article we could find online and every consumer review on every retail website for seven hours. Additionally, we discovered a ton of websites that offered helpful resources, including buying tips and thorough information on cable signal boosters.