Best external antenna for iphone 4s

The iPhone 4 & 4S Signal Booster Guide Cell phone signal boosters are used frequently in situations where materials in the construction of a house, office or vehicle prevent the cell signal from effectively reaching the phone, and provides the ability to circumvent these problem materials and provide a quality signal to the receiver.

While the iPhone 5 does support 4G for increased data speeds, unfortunately the iPhone 4 and 4S do not support this technology. Thus, if you're looking to increase cell phone signal for your iPhone 4 or 4S, then you'll be looking to boost the 3G signal, with no need to boost 4G.

iPhone 4S Upper Antenna Replacement

The iPhone 4 and 4S phones both fully support 3G voice and data standard, so if you're having trouble with cell phone reception with either version of the iPhone, then you'll want to get a signal booster which boosts the 3G signal. We're here to help: Menu Search Account. Cart You have no items in your shopping cart. Account Blog Log In.

Call us! Contact us today: Is it possible to boost the signal on my iPhone 4 or 4S?

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A signal booster that employs a powered amplifier can significantly boost your cell signal. So if you apply the death grip to attenuate to one piece of the cellular antenna, the radio will, in theory, switch to the other piece that isn't being gripped. So you'll have have to apply a Double Death Grip see image to squelch off cellular service to the new phone completely.

That move is usually seen only on Star Trek and in pro wrestling rings.

Boosting signal to your iPhone

Find the right cell phone signal booster or repeater for your iPhone 4 or 4S. Find the Best Signal Booster for your iPhone . While there were some problems initially with the iPhone 4 antenna, those were fixed solved by Apple and future. iPhone 4S Upper Antenna Replacement: Replace the small antenna attached to the headphone jack of your iPhone 4S.

But there's more: Obviously the "antenna band" running around the phone is being cut into smaller and smaller sections. Actually, the new antenna concept is nothing new at all--it's just new in consumer handsets. Such "diversity" antenna systems have been used in other types of wireless devices for years. The network engineer and the antenna engineer I spoke to yesterday after the 4S announcement yesterday both said that the new antenna design is likely to produce only modest reception gains.

One engineer got the distinct impression that the new antenna part of the 4S announcement yesterday was more about hype than anything else. These are opinions of course; we won't pass official judgement on the new antenna system until we're able to test it in the wild. We'll be interested to see if the iPhone 4S shows any improvement in call quality and drop rates in similar circumstances. Before reassembly, be sure to clean all metal-to-metal contact points on the logic board not the mating halves of connectors with a de-greaser such as windex or isopropyl alcohol.

There is a small rubber bumper that sits on the top edge of the logic board where the digitizer and screen cables come through the case. It protects the cables as they bend over the top of the logic board. This can either get stuck to the cables or fall off the logic board when it comes out.


Look back over step 22 for more details. Be sure not to lose the small grounding finger for the rear facing camera near the power button. This finger rests on top of the PCB, screwed down, and covered with the adhesive black plastic tape. Use the edge of a plastic opening tool to peel the upper antenna off the headphone jack. Before reassembly, be sure to clean the metal-to-metal contact point on the upper antenna not the mating halves of its connector with a de-greaser such as windex or isopropyl alcohol.

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The oils on your fingers have the potential to cause wireless interference issues. I did not complete this guide.

Goodbye Excess Data Charges

The guide is very good and I succeeded in opening the iphone and fixing back again all the parts. Unfortunately, the wi-fi module still doesn't work, I don't know why. Anyway, many thanks to all ifixit staff, since they are helpful, efficient and kind. Alberto from Italy. Just completed replacing the battery and the wifi antenna. Went swimmingly. Thanks for the great directions. You guys rock! This fixed my 4s wifi grayed out issue. One thing to note, they wifi antenna needs to click into the socket to get a good connection.

Put it together without checking this the first time and, no go Opened it up and made sure the connection was good and wahlah Hello, I had the issue with the grayed out wifi button.

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I replaced the upper antenna and the cellular antenna. When I turned on the phone the wifi was still greyed out. Does anyone has any other suggestions how I could possibly fix it. Select a Language: Help Translate iFixit.

Galaxy S4 External Antenna - Review and Tutorial

Walter Galan and 6 other contributors. Difficulty Difficult. Steps Time Required Suggest a time?? Sections 7. Flags 0. Introduction Use this guide to replace your iPhone's upper antenna. Tools Buy these tools. Parts Buy these parts. Step 1 Rear Panel. Add Comment. Step 2.