4-Port Cable TV/Antenna Signal Amplifier Splitter - Boosts

In this review of the 4-Port Cable TV/Antenna/HDTV/Internet Digital Signal Amplifier (Lindsay LSA84) the bottom line is simple: it is best for homes that already have a strong antenna or cable feed and need to distribute that stable signal to multiple TVs or a modem. The reviewer found the unit effective at maintaining picture quality across four outputs and preventing pixelation on digital channels, but stresses this is not a cure for a weak source or for systems with existing amplifiers. This is a practical, no-frills signal booster for distribution, not a general signal fixer.

Key Features

• Four outputs: Lets one antenna or cable input feed up to four TVs or cable boxes without the large signal drop you would get from a passive splitter.
• +8 dB gain: Provides roughly five times signal gain to help preserve digital and HDTV picture quality when distributing to multiple devices.
• Included accessories: Ships with a power supply and two 75-ohm F59 terminators so the unit can be installed and properly terminated right away.
• Robust protection: Built-in 6 kV ring wave surge design and PTC short-circuit protected UL listed adaptor reduce downtime from power events and short circuits.
• Weather resistant: Designed to operate from -40 to +60 C with a 15 PSI weather-tight seal for reliable outdoor or attic placement.

Who It's For

This amplifier is aimed at households or small installations that already receive a solid antenna OTA or cable feed and need to split that signal to multiple TVs, a cable modem, or other devices without losing quality. It is particularly useful where customers report pixelation or loss of channels after passive splitting, as it helps restore proper levels for digital and HDTV signals.

It is not suitable for systems that already have an amplifier or pre-amplifier installed, nor will it work with satellite setups or provide MoCA compatibility. If the incoming signal is weak at the source, users should address antenna placement or source issues first rather than expecting this unit to correct a poor feed.

Pros & Cons

Pros

• Maintains digital picture quality and reduces pixelation when splitting to multiple outputs.
• Solid build with surge protection and short-circuit resettable adaptor for safer operation.
• Includes power supply and terminators for immediate installation.
• Compact and rated for outdoor temperature extremes with a weather-tight seal.

Cons

• Will not fix a weak incoming signal or work on systems that already use a pre-amplifier.
• Not compatible with satellite systems or MoCA networks, limiting use in some setups.

Specifications

Product type	4-port cable/antenna signal amplifier
Gain	+8 dB
Outputs	One input, four outputs
Included items	Amplifier, power supply, two 75-ohm terminators
Protection	6 kV ring wave surge; PTC short-circuit protected adaptor
Operating temperature	-40 to +60 C (-40 to +140 F)
Weather rating	15 PSI weather-tight seal

Our Verdict

The Lindsay LSA84 is a practical, value-minded choice for anyone who needs to distribute a strong antenna or cable feed to multiple TVs without sacrificing digital picture quality. It offers useful protections and necessary accessories out of the box, but buyers should ensure their incoming signal is already adequate and that no existing amplifier is present before installing.

Frequently Asked Questions

Can this amplifier fix a weak antenna signal?
No. This unit is designed to boost and distribute an already good signal and will not correct poor reception at the antenna or weak incoming cable.

Is it compatible with satellite systems or MoCA?
No. It is not compatible with satellite setups and does not provide MoCA compatibility.

Does it include everything needed for installation?
Yes. The package includes the amplifier, a power supply, and two 75-ohm terminators for immediate setup.