Best gsm/cdma radio? - Verizon Droid Incredible 2

I've unlocked my Dinc2 but I find I'm getting null on the tmobile signal and great on the AT&T (maybe battery draining great.. not sure, yet!)
Since I had a gsm phone here recently.. I was getting 2 bars from tmobile (though I'm told it cuts out) and my at&t is about the same..
So I'm wondering if my current radio is missing the frequencies or what? (phone has stock radio I think)

theemaster said:
I've unlocked my Dinc2 but I find I'm getting null on the tmobile signal and great on the AT&T (maybe battery draining great.. not sure, yet!)
Since I had a gsm phone here recently.. I was getting 2 bars from tmobile (though I'm told it cuts out) and my at&t is about the same..
So I'm wondering if my current radio is missing the frequencies or what? (phone has stock radio I think)
Click to expand...
Click to collapse
Upgrading the radio has been know to improve signal but I am not sure............

ArslanQureshi said:
Upgrading the radio has been know to improve signal but I am not sure............
Click to expand...
Click to collapse
I get great signal from att (think the tower is 50 feet away somewhere ) but when it comes to lyca/tmobile.. I was getting a steady 2 bars from my old tmobile phone.. with this one as of right now it's DOA or no service.. I did manage to today get like 10-20 minutes of service.. and then it dropped off the map..
I remember reading that the droid bionic had this problem.. of taking 5+ minutes to establish signal.. (course mine seems way past 5 minutes) I could just being have the known about incredible 2 receptions issues..? I'm considering surrounding her with foil soon one of these days

Both of our DI2 using the .0320 radio (with SkyRaider Zeus 1.3 Rom) were on Digicel network - GSM - in the Caribbean islands last month and solid signal.
Here @ home, it's on either AT&T or T-Mo network for backup use and I see no difference in -dB as measured - same .0320 radio.

Related

problem with HTC tytn hermes 200

I bought an unlocked HTC TYTN Hermes 200 from a private party. He lives about 40 miles away from where I live and he used it with T-Mobile in California (I live in California also). Before I bought it, I tried it out (while I was in the same city that he lives in) with my T-Mobile SIM and made a phone call and the reception was clear.
Since I got home, I've had problems in 2 places (home and work which are about 5 miles apart) where I have 1 bar of reception and if someone tries calling me, it doesn't even show an incoming call on my phone, it goes straight to voice mail and if I try to call someone, it doesn't ring even once, it just says call ended. When I am at other places, I usually get decent reception (but not always).
I have tried flashing all of the recent radio firmware but nothing has made a difference. I also tried inserting another T-Mobile SIM and had the same problem. My previous phone (unlocked Treo 650) had really weak reception in those same areas but not this bad. The phone is not warrantied, according to HTC. I have made sure all my network settings are correct. It's running Windows Mobile 6. I think it might be a problem where the HTC antenna doesn't pick up a signal as well as weak T-Mobile reception.
Any ideas of what I can do about my problem ?
radio version?
I've tried every version from 1.38 to 1.48 and nothing changed with all of them. Right now I am using 1.40
Hmmm...
apparently there are no TyTn HW reason that can cause this problem...
Other peoples in that areas have low signal? (obviously yes)
vulkanxxv
well no not exactly....
wife has a razr with t-mo and it gets reception just fine. i dontknow anyone else with an htc.
towlieban said:
vulkanxxv
well no not exactly....
wife has a razr with t-mo and it gets reception just fine. i dontknow anyone else with an htc.
Click to expand...
Click to collapse
Have you checked to make sure all the bands are active; like it is not set to only use certain frequencies and not others?
I have the band set to GSM (vs. Auto) and band is set to GSM(1900+850)+UMTS(1900+850). None of the other band settings seem to work.
oh and I updated the radio to 1.50. There is a small improvement where my phone rings half of the time when i call my cell from another phone.
HEY
I have had a simmilar problem in California, it doesnt make sence but what I did was flash the radio to the newest 1.50 and then re-install a new rom, and make sure you set the band selection to AUTO on both. NOT just the GSM-UMTS, but also the band frequency. and then power off the phone by pressing the off button and then turning it on. I have a TYTN too and HTC should warranty it, its guranteed for 2 years. Hope this helps.
jackieboy,
thanks for the tip. what rom are you using ? I am using black satin.
where abouts are you located ? I am about 1 hour east of los angeles I just want to get an idea if you are roughly in the same area as me.
Are you with T-Mobile also ?
After you did this, how many more bars of reception did you get ?
by the way, I changed network type from GSM to Auto and the band to Auto and no difference in reception. I haven't flashed a new rom yet though.
Try oficial ROM it cames with radio upgrade and is work very good for me.Also batery time increased .
http://forum.xda-developers.com/showthread.php?t=320829

[T-Mobile] Touch Pro 2 - Curious about the options of choosing radio towers...

Was wondering if it is at all customizable in the phone connection settings itself, or if it is only do-able through calling up customer support and asking to be able to pick up signals through ATT/Sprint/Verizon towers. Just upgraded from a steep monthly bill through Cingular, and went to T-Mobile, and now cell service at my house sucks horribly - 1 or 2 bars, with an occasional spike to 3/4 bars and I haven't seen it hit 5 bars yet at all even when I was in town.
I've seen the Radio ROM posts, but am not sure if thats what is needed to fix the issue of being able to pick up the other cell towers.
Since I am fairly new to the Smart Phone scene - feel more then welcome to guide me where its needed - I am very high on techy garble, so I can get my hands dirty when needed.
Thanks ahead of time!
Not possible you are stuck with the signal you have. You can only get an att signal with a att sim card.
WowMike2002 said:
Was wondering if it is at all customizable in the phone connection settings itself, or if it is only do-able through calling up customer support and asking to be able to pick up signals through ATT/Sprint/Verizon towers. Just upgraded from a steep monthly bill through Cingular, and went to T-Mobile, and now cell service at my house sucks horribly - 1 or 2 bars, with an occasional spike to 3/4 bars and I haven't seen it hit 5 bars yet at all even when I was in town.
I've seen the Radio ROM posts, but am not sure if thats what is needed to fix the issue of being able to pick up the other cell towers.
Since I am fairly new to the Smart Phone scene - feel more then welcome to guide me where its needed - I am very high on techy garble, so I can get my hands dirty when needed.
Thanks ahead of time!
Click to expand...
Click to collapse
well 4 bars is max you can get. the phone only displays only 4 bars. wich is maximum signal
a radio will most likely give you beter signal. i went from 1-2 bars in my room to 4 bars all the time it rarely drops below 3 in my room. but also remember. u cant get signal where it dont exist.
you cant use sprint or verizon towers period. and u only pic up att signals for emergancy calls if u dont have signal. or ur roaming
Hmm - yeah.. thats what I was curious about - in the Manual Networks settings, I can pick up ATT towers all the time, and finally after 10-15 seconds a TMobile tower pops up - as the default in the phone (Was told through Customer Care) that if any TMobile tower is in range, it has to be selected. I'm curious if there is a way to edit the registry on the pickups for the tower and make it so it doesn't have to be the default as TMobile.
But, other then that I am currently looking at the Radio's are doing some searching to find the better one to use...
Thanks again!
just because it picks up att towers dont mean that you can actually register on the network. the phone will default to any carriers sim card so if the phone is unlocked and you put in a att sim it will default to att.
u can force it to use att but i wouldnt recomend it because 1 tmobile only has roaming agreements with att in certain spots and once your out of that spot no signal. and 2 you can only use atts network for so long before tmobile vuts your service.
so best bet just keep it on auto
I have no issue making calls or using the internet with 1-2 bars with my tp2. I prefer more, but if i am somewhere with less, as long as i have any signal, it works fine. Only place i have issues with signal is in the red line subway in chicago. Edge only and the signal between the stations gets really low and strong a lot. Makes like hell with my phones.

[Q] AT&T and Radios on CM 7

First off, a real big thanks/"you the man!" etc. to Cyanogen for CM 7. Finally took the plunge and rooted my phone, warranty be damned. Let's just say I had an older Aria (which had already been rooted) as my training wheels, and it certainly was nice, but nowhere near as nice as the DZ/Vision.
So let me get my specs out of the way:
Baseband Version: 12.28e.60.140fU_26.04.02.17_M2 (I gather the bold part is what we refer to as the radio version).
Kernel Version: 2.6.32.28-cyanogenmod-g4free2e [email protected] #1
Using CM 7.0.3
Now in running Speed Test, I'm getting about, ranging from .45 Mbps, going as high as 1.60 Mbps in terms of download with upload being only slightly behind, sometimes being even. Now the results don't make sense, and I know I've gotten significantly higher in my area, and browsing does seem slower many times latesly.
So should I change my radio (again)? I had changed it (probably shouldn't have) thinking I could get more consistent mobile Internet connections, but I guess I've kind of screwed up. Any suggestions from fellow AT&T users?
I'm in the same boat, about to get my Desire Z. Not a ton of AT&T users for the Vision so I wasn't sure whether a different radio would benefit or not...
I've gotten up to 5 Mbps down on the stock radio. But obviously, this is going to be dependent on your local network (whether or not the HSPA+ backhaul has been performed, and network congestion). It would be ideal if you could compare data transfer rates with another AT&T customer in your immediate area, preferably on an Android device.
Only time I've switched radios, was when I tried Virtuous, and used the radio that is recommended for that ROM. Did not notice any change in data speed.
I assume you have the Canada Bell version of the Vision. In that case, you never had a warranty. HTC states in their terms that any phone purchased outside of the country it is intended to be sold in, is not warrantied.
I am on 12.28b.60.140eU_26.03.02.18_M3 CM7
I get 1~1.5 MB/s Down and <1 MB/s during peak hours. At 3am in the morning i get 3-4mb/s Down and 1.35 mb/s up. This is from an Suburban area too...
Once I get into the SF City CBD area during 8am hours i get 300kb down lol. And all my data no longer work.
Also I have an iphone 4. It makes no difference when i switch the sims. Same data speed.
I used to use RUU_Vision_Hutch_AUS_1.85.861.3 when i had issues with 3g dropping to edge all the time.
redpoint73 said:
I've gotten up to 5 Mbps down on the stock radio. But obviously, this is going to be dependent on your local network (whether or not the HSPA+ backhaul has been performed, and network congestion). It would be ideal if you could compare data transfer rates with another AT&T customer in your immediate area, preferably on an Android device.
Only time I've switched radios, was when I tried Virtuous, and used the radio that is recommended for that ROM. Did not notice any change in data speed.
I assume you have the Canada Bell version of the Vision. In that case, you never had a warranty. HTC states in their terms that any phone purchased outside of the country it is intended to be sold in, is not warrantied.
Click to expand...
Click to collapse
Really? No warranty, eh? Well I'm going to have to look at those terms again. Not like it matters now anyhow.
Sadly, most of the AT&T users I know are iPhone users; however, there are a few I know I could ask.
Yes I have the Canada Bell version of the Vision; however, I don't remember the stock version of the radio, so I'll have to do some digging unless the stock radio is what's in your sig. If that's not the stock radio, well, I can always try it.
Anybody else (particularly in New England/Northeast USA)?
Thanks again!
I should have an unlocked Bell Desire Z in my hands in the next few days. I'll do some testing and see what results I get.
banq81991 said:
I should have an unlocked Bell Desire Z in my hands in the next few days. I'll do some testing and see what results I get.
Click to expand...
Click to collapse
Thanks! Keep us posted, cause I'm sure there are several of us here on AT&T. I plan on testing next week.
Kk, so finally got the phone unlocked/working. I ran a few tests from a few different places and got the best result to be 2.4Mbps down and 1.1Mbps up. I'm not really sure if those are hspa+ speeds or not and don't have my friend's atrix here to compare at the moment. I'm also no sure but he was telling me that if I want hspa+ speeds at&t needs to activate something for me. Can anyone confirm? Or at least tell me a way to be sure of what I'm currently on?
PacoL250 said:
Yes I have the Canada Bell version of the Vision; however, I don't remember the stock version of the radio, so I'll have to do some digging unless the stock radio is what's in your sig. If that's not the stock radio, well, I can always try it.
Anybody else (particularly in New England/Northeast USA)?
Thanks again!
Click to expand...
Click to collapse
Stock radio is: 12.28b.60.140eU_26.03.02.18_M3
Where in New England? I'm in the Boston area. Data speeds vary greatly depending on exact location. I get good speeds at work (Burlington, MA), often 3-5 Mbps down (but sometimes dipping to 1-2 Mbps). While at my house in Waltham, its abyssmal, with speeds often around 0.5 Mbps down, or even less. Luckily, I'm always on WiFi at home.
Does your phone say H+ or just H?
Sent from my HTC Vision using XDA App
banq81991 said:
Does your phone say H+ or just H?
Click to expand...
Click to collapse
I think it always says 'H'. Just tested at 4.11 Mbps down, and it says 'H'.
I'm in California, in the greater Sacramento area. I have a Desire Z NAM that I've been using on ATT since about last November.
I don't believe the backhaul overhauls have been done in our area yet as I haven't seen an increase in data speeds lately.
During the day, I average downloads of 1.5-2.5mbps and uploads of 1-1.5mbps. Of course during off peak hours, those numbers go up a little bit but not drastic. When heading into the bay area, specifically into San Francisco they tank hard, to the point where I'm better off switching to EDGE...
I am still running CM 6.1 with radio 12.28b.60.140eU_26.03.02.26_M
My GF has a Dell Streak on ATT and she gets comparable speeds to my DZ. Haven't tested it for exact numbers but I don't feel a significant difference when using her browser against mine.
Haven't done any tinkering with Radios either, perhaps a project for summer when I get some vacation time...
redpoint73 said:
Stock radio is: 12.28b.60.140eU_26.03.02.18_M3
Where in New England? I'm in the Boston area. Data speeds vary greatly depending on exact location. I get good speeds at work (Burlington, MA), often 3-5 Mbps down (but sometimes dipping to 1-2 Mbps). While at my house in Waltham, its abyssmal, with speeds often around 0.5 Mbps down, or even less. Luckily, I'm always on WiFi at home.
Click to expand...
Click to collapse
Haven't had much time to test as the company move has me working massive amounts of overtime (hey, at least the paycheck is huge).
I live in Connecticut; right outside the Greater Hartford area. I plan on moving back to the stock radio to see if anything gets better, so we'll see.
Granted I plan on being in NYC this weekend, so testing may not happen seeing as how AT&T's service is like rhino poop in the area.
(Yes, rhino poop).
I'm on stock radio and I have zero service in my basement. Service was never that great down here, but I always got one to two bars. Can anyone point me to radios to work specifically for AT&T Desire Z users or does it make a difference if we use those other ones (like T-mobile)? I've seen the thread with all the radios, but I am clueless as to which ones I should try.

[Q] Best radio to use with Galaxy Nexus on T-Mobile USA

So the official GSM version of the Galaxy Nexus (http://code.google.com/android/nexus/images.html)
is supposed to have xxkk6 radio (radio-maguro-i9250xxkk6.img)
I read in another place that the Asian varian has a different radio, and the canadian varians also have different radios. So being that the GSM Galaxy Nexus is not officially in the US on ATT or T-Mobile I was wondering wich radio is best to use on the T-Mobile network?
North American code is UG, I think UGKL01 is the newest released radio.
Sent from my Galaxy Nexus using xda premium
I am using ugkk7. Look in dev section to see if there are any updates.
Sent from my Nexus in Texas.
I'm using XXKK6 - it's been working fairly well for me. Probably gonna try out one of the UG roms.
i'm currently on UGKL1, live in denver colorado (where t-mobile has 4G coverage) and i dont get any type of HSPA+ speeds, on a good day my down is only 5891kbps and my up is a mere 1243kbps (same speeds as my Nexus S).
maybe US radios are optimized for CDMA networks, i'll switch to XXKK1 later and see if it helps - anyone actually get 4G speeds yet? if so, which radio are you on?
Probably best to use a UG based radio if you're in NA. I'm on UGKL1 and it's fine. I accidentally flashed an XX radio before and data would cut out a lot...
i updated to stock 4.0.2 for tmo and i'm getting 10mps down and 2 up around my area of the woods.
kk6 radio band.
phi303 said:
i'm currently on UGKL1, live in denver colorado (where t-mobile has 4G coverage) and i dont get any type of HSPA+ speeds, on a good day my down is only 5891kbps and my up is a mere 1243kbps (same speeds as my Nexus S).
maybe US radios are optimized for CDMA networks, i'll switch to XXKK1 later and see if it helps - anyone actually get 4G speeds yet? if so, which radio are you on?
Click to expand...
Click to collapse
I got 8.99Mbs down and 3.69Mbs up, in the Tech Center this morning. I usually get around 3-5Mbs down Downtown. I'm on the stock 4.0.2 XXKK6 radio.
G__ROW said:
I got 8.99Mbs down and 3.69Mbs up, in the Tech Center this morning. I usually get around 3-5Mbs down Downtown. I'm on the stock 4.0.2 XXKK6 radio.
Click to expand...
Click to collapse
I get about the same down in Parker with the same stock radio on 4.0.2. I have not tried any other radios yet, but my wife's HTC Amaze is twice as fast as expected.
Sent from my Galaxy Nexus using XDA App
XXKK6 was the best for me in Chicago and now in Dayton, OH
phi303 said:
i'm currently on UGKL1, live in denver colorado (where t-mobile has 4G coverage) and i dont get any type of HSPA+ speeds, on a good day my down is only 5891kbps and my up is a mere 1243kbps (same speeds as my Nexus S).
maybe US radios are optimized for CDMA networks, i'll switch to XXKK1 later and see if it helps - anyone actually get 4G speeds yet? if so, which radio are you on?
Click to expand...
Click to collapse
If your tower doesn't have any more capacity available, it doesnt matter what *you* do. There's only 21mbps (or 42, depending on where you live) per tower sector to go around to every user in your sector. If it's 21mbps, all you need is 3 other active people on your tower to get those speeds (factor in radio link loss too).
Long story short, not a single thing you can do to control your speeds. And judging a radio's "ability" based upon speed test results is extremely inaccurate.
And the nexus only reaches 21mbps on T-Mobile anyways so there's that. The north American radios are optimized for Canada.
Sent from my Galaxy Nexus using xda premium
For a quick list of all radios out so far, check my radio thread:
http://forum.xda-developers.com/showthread.php?t=1405345
So my area JUST got 4G on a partnered carrier that TMOUS shares. Im getting 4g on my Sensation but am thinking about getting the GSM Galaxy Nexus. We went from Edge to 4G. All i want to know is if i will be able to get 4g on the Galaxy Nexus for TMOUS?
beans_p_ said:
So my area JUST got 4G on a partnered carrier that TMOUS shares. Im getting 4g on my Sensation but am thinking about getting the GSM Galaxy Nexus. We went from Edge to 4G. All i want to know is if i will be able to get 4g on the Galaxy Nexus for TMOUS?
Click to expand...
Click to collapse
If you get it on the Sensation theres no reason why you wouldn't get it on the Nexus.
I was using the KK6 radio that came with my phone (assuming it was a UK one since it had a UK style plug in the box) but within 2 days of getting the phone I had dropped signal errors where only a reboot would fix it. I moved to UGKK7 and haven't had any issues since. Pretty sure my speed is slower though (haven't testing yet) so if you have no issues with KK6 keep it.
i've been on KK6 for about two weeks now, speeds never go above 5.5down - i guess i dont have very good HSPA+ coverage north of denver. i also have to turn on and off airplane mode once a day to fix connection issues.
I'm using XXKL1. I get speeds near 5-7 Mbps. Sometimes 9-10 if I get lucky.
joshnichols189 said:
XXKK6 was the best for me in Chicago and now in Dayton, OH
Click to expand...
Click to collapse
I'm also in Chicago on the xxkk6 radio and I never seem to be able to get above 3-5mb down and .5-1mb up. I've also noticed that it shows "3g" as the connection status most of the time, save for when it momentarily shows an H at times.
Anyone have a clear answer on what is displayed when you attain an HSPA+ connection w/ this phone? I find it weird that with the dense 4G coverage in Chicago, I can't seem to get any better speeds than what I get w/ my N1.
Cheers, dudes.
polarizeme said:
I'm also in Chicago on the xxkk6 radio and I never seem to be able to get above 3-5mb down and .5-1mb up. I've also noticed that it shows "3g" as the connection status most of the time, save for when it momentarily shows an H at times.
Anyone have a clear answer on what is displayed when you attain an HSPA+ connection w/ this phone? I find it weird that with the dense 4G coverage in Chicago, I can't seem to get any better speeds than what I get w/ my N1.
Cheers, dudes.
Click to expand...
Click to collapse
Those sound like pretty standard 4g speeds to me. On a good day I get 10mbs. It really depends on how many people are sharing your tower. People with Verizon LTE are reaping the benefits of new technology without many users.
As for the icon I believe the GSM radio switches to 3g when no data is being transferred and switches to H when active to save power.

Strange Antenna Issue

Today my phone started having some issues.
In places I was supposed to get full coverage and all bars I am know getting only 2 bars...
And in places I was getting 2 bars I get no signal at all !!!
I think it is an Antenna thing. Maybe it is broken, IDK...
What could I do? I have no warranty as I bought this phone 2 months ago in EUA and I live in Brazil...
Thankss
Anyone?? Help??
I've opened my phone and Everything seemed to be clear and OK.
One thing. When I get signal and start using the 3G a lot. The Signal DOES NOT go off.
This is very strange...
liquelt said:
Anyone?? Help??
I've opened my phone and Everything seemed to be clear and OK.
One thing. When I get signal and start using the 3G a lot. The Signal DOES NOT go off.
This is very strange...
Click to expand...
Click to collapse
Have you tried flashing the latest radio for the nexus? New ones were released recently for the .9 and .10 radios for verizon nexuses. I do not have knowledge of the gsm radios though.
Tempest228 said:
Have you tried flashing the latest radio for the nexus? New ones were released recently for the .9 and .10 radios for verizon nexuses. I do not have knowledge of the gsm radios though.
Click to expand...
Click to collapse
I am not on verizon.
I am using i9250UGLH1 radio.
Where can I get this .10 radio?
Thanks.
I'm also having the same issue. I have a maguro yakju variant galaxy nexus. I'm getting only 1-2 bars and have no warranty as I got it from ebay, gps is also showing problems, but the phone came in new sealed condition. Please let me know if there's a fix to this
It seems to be an Power Amplifier issue. I am gonna put in a Repair Store and they are going to try to fix my phone.
I am going to keep updating this too with the progress.
Thaaankss
What were the dbm stats? Your signal bar never tells the truth unless there is no service at all.
the signal bars are responing to dbm status.
I am checking both on the same time and I didnt get any anomalies betweent them...
I just put the phone to work in a place near home and they said it was an Power Amplifier issue and they're going to try fixing it.
Thanks.
I have exactly the same problem but my phone has only dealer warranty. Is there any chance to fix this through software?
If you have this exact same issue you cant fix it through software, because its an hardware problem...
It should be an hardware thing, if it isn't I don't know what else I could do.
Just updating...
My phone is now working. They changed the PA ( power amplifier) and now I have normal signal!
BUT, I am having two issues.
When I select "only use 2g networks" the phone than changes to edge and connects. When I deselect the 2g option the phone reconnects but it keeps on 2g. It does not switch to 3g...
I have to reboot the phone/radio.
AND,I am not getting 4G HSPA+ anywhere! Only HSDPA...
ANYONE????
Today I also have noticed problems with connection. I've very fresh GNx, had it with me at the office since Monday but today whole day was on GPRS. I thought it is an issue from the GSM network but after coming home where 3G should fly (and it does on Motorola Defy) my GNx was still on GPRS.
But when I make a call the data connection returns to 3G and some time after switches back to 2G.
If I leave phone somewhere where is better coverage it keeps 3G.
Meanwhile my Defy has 3G everywhere.
Shall I sent the GNx back to Amazon?
QDT said:
Today I also have noticed problems with connection. I've very fresh GNx, had it with me at the office since Monday but today whole day was on GPRS. I thought it is an issue from the GSM network but after coming home where 3G should fly (and it does on Motorola Defy) my GNx was still on GPRS.
But when I make a call the data connection returns to 3G and some time after switches back to 2G.
If I leave phone somewhere where is better coverage it keeps 3G.
Meanwhile my Defy has 3G everywhere.
Shall I sent the GNx back to Amazon?
Click to expand...
Click to collapse
Man,
If you are in warranty you should return your phone for them to fix/change...
Try changing radios before doing that. It can be software related!
liquelt said:
Man,
If you are in warranty you should return your phone for them to fix/change...
Try changing radios before doing that. It can be software related!
Click to expand...
Click to collapse
I'm on the same radio since beginning. And the same ROM was while phone kept 3G and now, when it is loosing it.
However, I wonder how much the network could influence the situation.
I've left overnight Nexus and Defy on the strongest coverage point and in the morning GNx was still at GPRS while Motorola switched from 3G down to GPRS.
I'm getting paranoid (and not talking about ROM). Restored phone clean via fastboot to factory state. Will be watching it over weekend and then decide what to do.
8 hrs later.
Phone kept weird for few hours at work and now flies with full range 3G. Also at home where yesterday it was switching to 2G.
I bet this was Vodafone way to thank me for cancelling my contract.
Gonna keep it at pure stock for an hour or two and then will change to some custom ROM... Maybe.
Updating again.
I've been testing my phone with the new "Power Amplifier" and now I can use my phone regularly.
The problem is... The phone does not support anymore the frequency of 850Mhz neither 3G or 2G.
I THINK they have put a PA that does not amplify this frequency.
My carrier uses: 2G:900/1800 3G:850/2100 3.5G(HSPA+):850Mhz mostly
So I understood why in some places I dont have any 3G coverage and in almost all places I can't get HSPA+ speeds.
Am I correct? Does the PA has to do w/ all this frequency thing?

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