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What is happening with 3G?
phosgene69's profile

New Member

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9 Messages

Thursday, February 17th, 2022 12:10 AM

ATT Replacement for 3G microcell, is it truly a cell booster now versus the old FEMTOCell setup?

I am wondering if this new "booster"  is in fact just a cell phone booster  versus the way the 3g Microcell unit worked.


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Official Solution

ACE - Expert

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24.9K Messages

2 years ago

@phosgene69 Areas of zero cell coverage may be difficult. Keep in mind that the MicroCell was 3G only, which had better propagation. The Cell Booster (a femtocell not an actual cellular booster) is 4G/LTE so depending on that coverage in your area it should still work. But you still need a tower close by for reasons covered in my Tech Guide.

The GPS antenna is critical. The MicroCell at one time had an external antenna port but Cisco did away with that because it wasn't really necessary. You just had to change the orientation of the MicroCell sometimes. All of that is now in the receiving part of the CB antenna so you need to keep the GPS antenna firmly connected with the receiving end on a window or a window sill at all times. The CB needs to keep "in touch" with the local tower for updates, maintenance, etc. via the GPS antenna. You could probably tuck the antenna behind the CB after it was up and running but I'd keep it on a window sill at least at all times.

If you still have issues, come back. I'll be here all week 😉.

New Member

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10 Messages

2 years ago

It's still FEMTOCell, just like the old Microcell.

New Member

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9 Messages

2 years ago

I guess the real question is here

for areas with truly zero coverage will this work like the old 3g unit did?

Or is this more along the lines of the other consumer based cell boosters out there that take existing signal and boost the RF.

New Member

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9 Messages

2 years ago

@wafredrick   have you heard of this actually working though for people with truly zero coverage even outside?

My 3g booster worked just fine,  sure it would take a long while to come online when it got shut down or rebooted,   but this unit wont connect at all for me so far

feels like this unit is more reliant on the external GPS signal than the 3G model

New Member

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10 Messages

2 years ago

Look for any answer posted by OttoPylot on this forum.  There is a very helpful / useful link in his sig line that links you to a Cell Booster User Guide.  I think you'll find the information therein useful and informative.

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9 Messages

2 years ago

@wafredrick 
THANK YOU!!!!!!!

Wow that guide is amazing and thorough!!!!

thank you very much for the tip!

and thank you @OttoPylot  for kicking soooo much butt

New Member

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9 Messages

2 years ago

@OttoPylot   yes for sure   gotta love the older more penetrating signals.

I do have a regular RF based Cell booster here  that I just need to put my parabolic back on the roof for again. 

So I guess I have that to fall back to as well.   We shall see how it all plays out in the next day or two.   I already have a penetration through the side of my network closet in my house going outside, so I will run this GPS antenna outside under the eaves of the house to keep it protected from the elements  but at least a better chance of getting this thing to connect reliably.

I really do appreciate your thorough understanding of the tech here and your ability and willingness to explain it to us!

Im a big RF geek and for a job Im a Systems Engineer in big tech firms so I truly appreciate this level of detail that you go into

I will keep you posted on now the setup goes for me once I get this GPS antenna on the external of the house, as just on the window wasnt working for me, but I did get it to connect when I plugged everything in outside including the cat6 ,  of course I couldnt leave it that way,  but it gave me hope that if it connects out there that I can make it happen!

ACE - Expert

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24.9K Messages

2 years ago

@phosgene69 The antenna is not designed for outdoor use so good luck with that. You do need a half decent 4G/LTE signal for reasons given in my Guide. The antenna also needs a clear shot of the sky.

New Member

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9 Messages

2 years ago

@OttoPylot   I live in Santa Cruz, CA area so the weather isnt so intense, and I think with it a bit shielded by the roofing I should be fine, if not I have outdoor rated plastic  enclosures that might work.

and yes I do have about 1 bar  around -110dBm of signal from the location in which the Antenna will be placed,  its near the peak of my house  as the Unit itself will be installed in the top of the closet.    Doesnt have exactly clear shot of the sky, but close enough I hope.    

If not I'll have to get a bit more creative!

ACE - Expert

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24.9K Messages

2 years ago

@phosgene69  We used to live in San Jose so for many years so I’m quite familiar with Bay Area weather. In fact we’re on the road now headed back to San Jose for a visit. Lemme know how the outside installation goes. 

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