[q] e122 slow 3g speeds?!!?! - Epic 4G General

I dont know if it was my area <gotta account for variable change, movie 21 voice> but every since i switched to ACS ICS, Legendary Rom, and currently the Thunderhawk Rom E122 version, my 3g speeds has been ultra slow in my area. I like all 3 roms but cant deal with the modem, which i believe controls 3g speeds. I guess what im asking is..can i keep an ice cream rom or an e122 based rom but change my modem? If i do..does it has to be one like eh17 or can can it be ec05? What do i risk if anything? Would i lose features such as overscroll glow? Thanks in advance guys!!!!

MrEpic said:
I dont know if it was my area <gotta account for variable change, movie 21 voice> but every since i switched to ACS ICS, Legendary Rom, and currently the Thunderhawk Rom E122 version, my 3g speeds has been ultra slow in my area. I like all 3 roms but cant deal with the modem, which i believe controls 3g speeds. I guess what im asking is..can i keep an ice cream rom or an e122 based rom but change my modem? If i do..does it has to be one like eh17 or can can it be ec05? What do i risk if anything? Would i lose features such as overscroll glow? Thanks in advance guys!!!!
Click to expand...
Click to collapse
you can change to any modem you want really. I was running EG22 modem on EC05.
Check out this thread to get whichever modem you want and flash it via odin. There are some videos in the thread if you are unfamiliar with the process
http://forum.xda-developers.com/showthread.php?t=1123103

blazinazn said:
you can change to any modem you want really. I was running EG22 modem on EC05.
Check out this thread to get whichever modem you want and flash it via odin. There are some videos in the thread if you are unfamiliar with the process
http://forum.xda-developers.com/showthread.php?t=1123103
Click to expand...
Click to collapse
Cool...ok...how about this...e122 based rom....e122 theme...ec05 modem!?!?!? Possible?

MrEpic said:
Cool...ok...how about this...e122 based rom....e122 theme...ec05 modem!?!?!? Possible?
Click to expand...
Click to collapse
yep <10char>

blazinazn said:
yep <10char>
Click to expand...
Click to collapse
U da best..highly appreciate ya!!

No differences in speed here between any of the modems except for way back on that first eclair upgrade they did that fixed the upload speeds.

ultra slow 3g speed. below 100kb/sec used to be 1.5M
MrEpic said:
U da best..highly appreciate ya!!
Click to expand...
Click to collapse
I have the same 3g speed problem and noticed my 4g is about half of what it used to be. Can't believe more people haven't mentioned it. I'm not sure what to do. wipe and reinstall. or an easier solution to this ultraslow speed especially in 3g.
UPDATE: Assumed all night that the recent drop in speedtest results of 150kb/s 3g or 3M/s 4g were due to a change in the kernel or ACS ICS V5 rom. I used to get 1M+/s on 3g. Although I am not 100% sure. I believe that it's not the phone at all. The recent speed drops just coincides with reports of other sprint customers getting poor 3g speeds. Many threads from iphone users who are stuck without 4g can be found online. Their reported 3g speeds are about the same as what I have been getting for the past few days.
I wonder if it's the increased # of iphone and other users overall on the same towers causing this? any ideas? should I be frustrated at he rom or at sprint for successfully signign up more more 3g hogging iphones to my community? Anaheim, CA btw.

ggoomani said:
I have the same 3g speed problem and noticed my 4g is about half of what it used to be. Can't believe more people haven't mentioned it. I'm not sure what to do. wipe and reinstall. or an easier solution to this ultraslow speed especially in 3g.
UPDATE: Assumed all night that the recent drop in speedtest results of 150kb/s 3g or 3M/s 4g were due to a change in the kernel or ACS ICS V5 rom. I used to get 1M+/s on 3g. Although I am not 100% sure. I believe that it's not the phone at all. The recent speed drops just coincides with reports of other sprint customers getting poor 3g speeds. Many threads from iphone users who are stuck without 4g can be found online. Their reported 3g speeds are about the same as what I have been getting for the past few days.
I wonder if it's the increased # of iphone and other users overall on the same towers causing this? any ideas? should I be frustrated at he rom or at sprint for successfully signign up more more 3g hogging iphones to my community? Anaheim, CA btw.
Click to expand...
Click to collapse
I've been seeing some pretty crappy speeds myself lately. Maybe it's due tot he GB rollout? I'm sure that bogs down the network quite a bit when they do an OTA. I have noticed speeds gradually getting better over the past week.
I have tried this: http://forum.xda-developers.com/showthread.php?t=1346680
Don't really notice a difference but it's worth a shot.

blazinazn said:
I've been seeing some pretty crappy speeds myself lately. Maybe it's due tot he GB rollout? I'm sure that bogs down the network quite a bit when they do an OTA. I have noticed speeds gradually getting better over the past week.
I have tried this: http://forum.xda-developers.com/showthread.php?t=1346680
Don't really notice a difference but it's worth a shot.
Click to expand...
Click to collapse
I also tried that data speed increase zip file. At least for now, it didn't seem to help or hurt the speeds. Extremely sluggish 3g speeds today as well. 15kb/sec.. it's worse than 1X.

My 3g speeds are pretty crappy here in SLC too, really really bad, max I have got was 200 on 3g... 3g supercharger usually gets me up over 600 max over a Mb, but even with that turned on it is dismal at best. Tried this fix too, and it didn't do much better. I am pretty sure that it is Sprint...
---------- Post added at 09:58 PM ---------- Previous post was at 09:44 PM ----------
Actually, it is not just me, I had my buddy test his 3g on his EVO 3D, and his was just as craptacular as mine, if not more so, and my 4g speed is also about half of where it should be, I get 1.5 MB when I used to get between 3 and 5...

3g speeds for me have always been horrible.. most times i can't even load a web page.. got the ACS ICS v5 and it was a step up from EC05, and uses a ton less battery, but still miserably slow compared to other carriers.

Usually the 3g supercharger helps, but not today. It might be location.

saramon said:
My 3g speeds are pretty crappy here in SLC too, really really bad, max I have got was 200 on 3g... 3g supercharger usually gets me up over 600 max over a Mb, but even with that turned on it is dismal at best. Tried this fix too, and it didn't do much better. I am pretty sure that it is Sprint...
---------- Post added at 09:58 PM ---------- Previous post was at 09:44 PM ----------
Actually, it is not just me, I had my buddy test his 3g on his EVO 3D, and his was just as craptacular as mine, if not more so, and my 4g speed is also about half of where it should be, I get 1.5 MB when I used to get between 3 and 5...
Click to expand...
Click to collapse
Well, as always, thanks for everyones response. Misery loves company..or at least conformation lol. Matter of fact..my speeds did slow down when GB started rolling out. Thats why i had to account for coincidence when i switched roms cause i figured other factors could have been involved. Im in a small city in Tx of 110,000 so its nice to see that other ppl countrywide are having the same problem. I was thinking goin ee03 for the first time but since i switched back to eco5 <thunderhawk rom semi official> unless im being positive..it seems faster 3g wise...hmmm

my 3g w/ ei22 has been really wild. i'll sometimes only get about 200kb...then sometimes over 1000bk...then back to 400kb. very inconsistent.

I myself noticed that my upload speed using the Airave has increased drastically.
Download is a noticeably slower (25% or so). WiFi is my go-to when at home now.
My buddy on Verizon LTE was pulling down a supposed consistent 37mbps a couple of months ago, only to be at a very inconsistent 20ish at the same exact spot and time of night.

My d/l and u/l speeds with EI22 are pretty much the same as with EC05 - nothing to write home about but acceptable (and 4G compensates - when I can connect to it). Am happier with GB because overall the phone performance has been snappier, which I attribute to better under-hood resource management of GB. FWIW, when I tested VZW network speeds at home with wifey's Droid 2 Global, they were slightly faster but very comparable to Sprint's. Staying with Sprint for a while longer.

Related

Froyo - Better Data Signal?

Anyone who tried one of the leaked Froyo's notice an improved data signal? I am getting 3G now in my office and home (most of the time), where before on my eclair builds I never would.
I don't recall reading about a change in the radio? Anyone else noticing this? It's not placebo...
Also, love the easter eggs in froyo.. lots of cool new features besides the obvious JIT compiler and Flash.
The first day I had my Froyo running, I had no data in my house whatsoever. However since then I now have connection but I would say it is the same that I had before I flashed to Froyo.
i noticed that it doesn't switch back and forth between edge and 3g at my work.
mr2t32 said:
i noticed that it doesn't switch back and forth between edge and 3g at my work.
Click to expand...
Click to collapse
So have I, now it stays on edge.
s15274n said:
Anyone who tried one of the leaked Froyo's notice an improved data signal? I am getting 3G now in my office and home (most of the time), where before on my eclair builds I never would.
I don't recall reading about a change in the radio? Anyone else noticing this? It's not placebo...
Also, love the easter eggs in froyo.. lots of cool new features besides the obvious JIT compiler and Flash.
Click to expand...
Click to collapse
Heh, I always noticed you had edge in all your screenies. Which 2.2 you running?
Don't blame me, blame my keyboard's autocorrection algorithm.
^ Onyx from TW. It's sad.. I live in one of the top 50 largest cities in the US... I would expect a better 3G signal. BUT, having it now helps... just did not expect the boost that froyo gave.
I definitely have better 3G data now.
I can finally drive all the way from home to work and be on the Skype on 3G and not a single hiccup ;-)
Well I live in Manhattan and get great coverage, except inside certain buildings than it's rediculous.
Don't blame me, blame my keyboard's autocorrection algorithm.
mveksler said:
I definitely have better 3G data now.
I can finally drive all the way from home to work and be on the Skype on 3G and not a single hiccup ;-)
Click to expand...
Click to collapse
Skype works on Vibrant now?
I get 3g in my house all over now where it used to switch back and forth between 2g/3g... I don' think it's really more signal though. I think the threshholds of when it changes now might be a little different or something.
When I was running the macnut roms that had the data issues, I would set it to use 3g only, and it was able to get signal all over my house too, just didn't show any bars.

[Q] 4g and Battery Life

I picked up my Evo the day they came out and have been really happy with it. Over the last few months I have been extremely busy with work and kids and have not gotten to keep up with updates to roms, radios and such. Lately I have been getting very poor battery life and can never get any 4g signal at all. I am in the greater Chicagoland area and have had perfect 4g signal in the past.
I am running Fresh 3.5.0.1 with the kernel included. I have updated all radios, PRL and profile and have yet to see an attainable 4g signal.
I was wondering if people could post general tips for better battery life and 4g signal. I know there is something about the never sleep setting on Wifi. What is that one exactly and other things like that?
Thanks in advance!
lol didn't know any mods on here actually worked with 4G and is fully functional for the phone. :-D
Not sure bout Chi-town but i know sometimes they turn down sites for upgrades & things.
As far as your battery life. Try netarchy's kernels. They work for me.
I am having the same problem in Chicago. I swear they are tweaking th e towers or something - my signal is just not as reliable as it was when I first got the phone last August. I sometimes even have problems streaming videos on 4G. Even with decent bars and speedtests - it just doesn't work all that well. Moving to Verizon and Thunderbolt this week....
wiltok said:
I am having the same problem in Chicago. I swear they are tweaking th e towers or something - my signal is just not as reliable as it was when I first got the phone last August. I sometimes even have problems streaming videos on 4G. Even with decent bars and speedtests - it just doesn't work all that well. Moving to Verizon and Thunderbolt this week....
Click to expand...
Click to collapse
why not hold on a few months and get a phone that's not already outdated?
Sent from my PC36100 using XDA Premium App
Which netarchy kernel do u use?
After a wipe and reload of everything I show no improvement.
Sent from my PC36100 using XDA App

3G speed test on EF02 and EF10 Modems

I just did some modem testing on my 3g speeds using the app "speed test".
Just wanted to post some pretty crazy results. If everyone else could post their results in this thread that would be great
EF10 Modem:
Out of 5 tries, I averaged:
170.3 Kb/s Download speed
107 Kb/s Upload speed
EF02 Modem:
Out of 5 tries, I averaged:
831.3 Kb/s Download speed!
169.3 Kb/s Upload speed
Curious to see if EF02 works better on everyone else's device. Let me know
Both were an equally ****ty 300 or so. Sprints speed has gone down the ****ter lately.
Thank You for posting these.
Sent from my SPH-D700 using Tapatalk
EF02>EF10 for me too
Sent from my SPH-D700 using Tapatalk
I did this earlier.
EF02 dn around 400
EF10 dn under 100
ul was even worse
EF02 was the better of the 2
I hear EC05 modem is great according to Overstew
What is so big about the modem? Its a placebo effect for you guys just like a lot of people think updating a PRL gave them better signal? Funniest one I heard was a PRL update gave them better 4g speeds...almost as funny as a update profile gave them better speeds too.
digiblur said:
What is so big about the modem? Its a placebo effect for you guys just like a lot of people think updating a PRL gave them better signal? Funniest one I heard was a PRL update gave them better 4g speeds...almost as funny as a update profile gave them better speeds too.
Click to expand...
Click to collapse
Modem is like the supporting beam of a rom it can affect many things of a rom from speed to connectivity.
digiblur said:
What is so big about the modem? Its a placebo effect for you guys just like a lot of people think updating a PRL gave them better signal? Funniest one I heard was a PRL update gave them better 4g speeds...almost as funny as a update profile gave them better speeds too.
Click to expand...
Click to collapse
a modem effects 3g and 4g speeds as well as the cell signal of your phone handling phone calls and text messages (the bars )
I'm using ec05 modem with ef02 rom and noticed an extreme battery drain (was at work all day without signal), had screen on for 34 mins. After 8 hours, it hit 15%. I'll do some ec05 tests now on 3g.
Edit: did 3 tests and averaged 1870 kbps @ my house on 3g. Will flash,ef02 modem and retry the test.
Sent from my SPH-D700 using XDA Premium App
digiblur said:
What is so big about the modem? Its a placebo effect for you guys just like a lot of people think updating a PRL gave them better signal? Funniest one I heard was a PRL update gave them better 4g speeds...almost as funny as a update profile gave them better speeds too.
Click to expand...
Click to collapse
Your PRL updates the towers with 4g or 3g service. If they have been built or put into service since the PRL was updated, then you will see better service.
On 4g there was about a 1mb/s difference of EF02 winning over EF10. Upload still hit the 1.5mb/s cap, though went a hair higher higher on EF02. My GPS hit instantly on my exact location both times on EF02 and behaved slowly like normal on EF10. It lolligagged for a bit and the stumbled on my location like a drunk in a James Joyce short story. I will be enjoying EF02 modem for a bit while knowing there is a stupid software upgrade, 1 useless cliack way.
Did 3 tests and averaged 1870 kbps @ my house on 3g on EC05 Modem.
Did 3 tests and averaged 1900+! kbps (third speed test was 2077 DL!) on EF02 modem.
EDIT: the ones @ 12:19 were on EC05, the ones @ 12:39 were EF02.
The Root said:
On 4g there was about a 1mb/s difference of EF02 winning over EF10. Upload still hit the 1.5mb/s cap, though went a hair higher higher on EF02. My GPS hit instantly on my exact location both times on EF02 and behaved slowly like normal on EF10. It lolligagged for a bit and the stumbled on my location like a drunk in a James Joyce short story. I will be enjoying EF02 modem for a bit while knowing there is a stupid software upgrade, 1 useless cliack way.
Click to expand...
Click to collapse
1MB or 1Mb?? 1MB increase is pretty huge!
EF02 4g
The Root said:
EF02 4g
Click to expand...
Click to collapse
I like that. My 4G speeds are around 3K right outside my neighborhood, I get about 1.4K 4G @ my house. Will try right now actually lol.
Overstew said:
That's WiFi.
Click to expand...
Click to collapse
Updated when I saw I had the wrong pic.
The Root said:
Updated when I saw I had the wrong pic.
Click to expand...
Click to collapse
Edited my last post lol. About to upload my 4G.
EDIT: Can't get 4G to connect, oh well. 3G is fast enough @ 2,000 kbps!
Overstew said:
Edited my last post lol. About to upload my 4G.
EDIT: Can't get 4G to connect, oh well. 3G is fast enough @ 2,000 kbps!
Click to expand...
Click to collapse
I'm still on SRF/Twilight, only updated modem.
So ef02 modem is alright to flash on a froyo rom like bonsai 4.1.1?

Sprint, Me, or My Phone...?

I've searched numerous forums/posts/threads for help, and I now come tail between legs, waiving the white flag! I give up! I need help!
I've noticed my download speeds have slowed dramatically over the past few weeks. What once was (4g) 4-5 down & 1-1.5 up, is now 1-1.5 down & 1 up. Real world experience has drawn me to these figures, but I've also confirmed similar speeds with speedtest. (Yes, I know speedtest isn't 100% accurate) I've tested speeds over several days, using the same tower. Each time, I was approximately 200 yards away, outside with a direct view of the tower, with full signal strength. Testing was done between 1 & 3 am. I used speedtest and downloaded the same pdf from my email to compile my unofficial info. Out of curiosity, I did the same tests on 3g and found almost identical results (slightly slower up speeds).
In my pursuit to find an answer, I've tried many things. I updated my PRL (01120). I found a post that showed how to increase 4g signal strength (-110) and increase refresh rate. I've called Sprint and had them check the tower (nothing was wrong per the CS rep). I've rebooted. I've toggled airplane mode. I've odin'd older and newer modems. So far, nothing has worked.
In one of the posts I read, I found a list of Sprint/Samsung's "#" codes. These allow you to view/change various things in your phone. I dialed ##786# and found my baseband ending in EE03 (Correlates with current modem). My wimax was EC04. I then dialed *#1234# and it showed samsung's firmware. My PDA ended in EB13 and my phone s: was EE03.
My frustrations were only exacerbated when my buddy on T-mobile stood next to me and pulled constant 10+ speeds!
I've read numerous posts from people in other markets pulling speeds from 7-12... I'd settle for my 4-5 again! Side note: this is a valley wide (Las Vegas) problem for me... I chose to focus testing on 1 particular tower that had given me good speeds in the past.
So...
1: Am I effin crazy? Should I be happy to have crappy 4g because many have none?
2: Could it be a combination of rom/modem/kernel that is causing my issues?
3: Could the discrepancies between the build modes (or what appears to be) I got from the "#" codes be an issue?
4: Is sprint BS'n me? Could they actually have 4g issues and that be the cause?
5: Is there anything else I can do/try to improve my signal?
I know slow speeds aren't the end of the world, but I have a job that allows me to play on my phone quite a bit. I always use wifi at home, but would love to be able to use 4g @ work again.
Thanks in advance for any help! I know it was a long read! I just want my epic back... I can't fathom going back to my POS hero! Lol!
Sent from my SPH-D700 using XDA App
traumajeff said:
I've searched numerous forums/posts/threads for help, and I now come tail between legs, waiving the white flag! I give up! I need help!
I've noticed my download speeds have slowed dramatically over the past few weeks. What once was (4g) 4-5 down & 1-1.5 up, is now 1-1.5 down & 1 up. Real world experience has drawn me to these figures, but I've also confirmed similar speeds with speedtest. (Yes, I know speedtest isn't 100% accurate) I've tested speeds over several days, using the same tower. Each time, I was approximately 200 yards away, outside with a direct view of the tower, with full signal strength. Testing was done between 1 & 3 am. I used speedtest and downloaded the same pdf from my email to compile my unofficial info. Out of curiosity, I did the same tests on 3g and found almost identical results (slightly slower up speeds).
In my pursuit to find an answer, I've tried many things. I updated my PRL (01120). I found a post that showed how to increase 4g signal strength (-110) and increase refresh rate. I've called Sprint and had them check the tower (nothing was wrong per the CS rep). I've rebooted. I've toggled airplane mode. I've odin'd older and newer modems. So far, nothing has worked.
In one of the posts I read, I found a list of Sprint/Samsung's "#" codes. These allow you to view/change various things in your phone. I dialed ##786# and found my baseband ending in EE03 (Correlates with current modem). My wimax was EC04. I then dialed *#1234# and it showed samsung's firmware. My PDA ended in EB13 and my phone s: was EE03.
My frustrations were only exacerbated when my buddy on T-mobile stood next to me and pulled constant 10+ speeds!
I've read numerous posts from people in other markets pulling speeds from 7-12... I'd settle for my 4-5 again! Side note: this is a valley wide (Las Vegas) problem for me... I chose to focus testing on 1 particular tower that had given me good speeds in the past.
So...
1: Am I effin crazy? Should I be happy to have crappy 4g because many have none?
2: Could it be a combination of rom/modem/kernel that is causing my issues?
3: Could the discrepancies between the build modes (or what appears to be) I got from the "#" codes be an issue?
4: Is sprint BS'n me? Could they actually have 4g issues and that be the cause?
5: Is there anything else I can do/try to improve my signal?
I know slow speeds aren't the end of the world, but I have a job that allows me to play on my phone quite a bit. I always use wifi at home, but would love to be able to use 4g @ work again.
Thanks in advance for any help! I know it was a long read! I just want my epic back... I can't fathom going back to my POS hero! Lol!
Sent from my SPH-D700 using XDA App
Click to expand...
Click to collapse
I have no 4g and get .05mbps to .25mbps on 3g. I just want a consistent .6mbps .
Sent from my Macbook Wheel using TapaMac
You are not alone in this. I do not have an explanation but there have been several threads here and over at android central of people on Sprint complaining of slow speeds and whatnot. Some people believe that a bunch of roaming agreements Sprint had with some other carriers have dropped off over the past few months and many people that once had great service are now getting crappy service. Since you specifically are complaining of 4G speeds this may not be the case for you, but you certainly are not alone when it comes to people all over the country recently complaining of slower speeds overall.
Mine just went back to normal levels late yesterday, otherwise I can also vouch for about 1.5 dl/ul speeds all weekend.
ee03
try installing a different modem from here http://forum.xda-developers.com/showthread.php?t=1123103 try ef02 first
My speed has been **** lately also. Even pandora has begun skipping. If this doesn't improve, I will not be renewing my contract when my phone upgrade is available.
ee03
I had problems on the ee03 modem at first when i went to ef02 then auto updated to ef10 my 3g speeds increased to a point in which I could play netflix consistently 4g improved,, also use ##3282# to change 4g connection times.
Did you think to try an official rom/modem instead of the leak you are currently running? Like EC05 for example?
Sent from my SPH-D700 using XDA App
muyoso said:
Did you think to try an official rom/modem instead of the leak you are currently running? Like EC05 for example?
Sent from my SPH-D700 using XDA App
Click to expand...
Click to collapse
I am in SoCal and used to get 7000-8000 bpbs upload speeds and lately they have been topping at 4000. The upload speeds are consistently in the 1400s. EC05 modem..can't explain it. Its like its being capped
Sent from my SPH-D700 using XDA Premium App
muyoso said:
Did you think to try an official rom/modem instead of the leak you are currently running? Like EC05 for example?
Sent from my SPH-D700 using XDA App
Click to expand...
Click to collapse
Yeah... I was on EC05 when my problems started. I went on to the next one in hopes that things would improve.
This is driving me nuts! If there's something I could fix, then I'd love to figure it out. If its sprint that is sucking right now, then I'd at least have an answer.
I'm gonna odin in different modems later today and see if any perform better than another. Fingers crossed!
Sent from my SPH-D700 using XDA App
muyoso said:
Did you think to try an official rom/modem instead of the leak you are currently running? Like EC05 for example?
Sent from my SPH-D700 using XDA App
Click to expand...
Click to collapse
This seems to be on the right track to me. Do you know anyone else who has an Epic (or any other 4g phone for that matter) preferably running stock? See if they come up with similar speeds at the same place at the same time.
Barring that, I would try to put your phone back to bone stock Froyo and see what you get. Not sure how fluent you are with this, but just boot into CWM and backup. Then use Odin to get to stock Froyo. Don't install any apps, or do anything else to it. Test it out on 4G for a while in the same time and place. If that does not work, try some of the 4G fixes listed in these forums.
If you get decent 4G speeds with this configuration, you know it is something specific to your phone (and more specifically to your software) and you can restore the backup and try replacing just the modem or other tweaks. If you cant get decent speeds running stock, then just restore your backup and curse Sprint and wait
traumajeff said:
I've searched numerous forums/posts/threads for help, and I now come tail between legs, waiving the white flag! I give up! I need help!
I've noticed my download speeds have slowed dramatically over the past few weeks. What once was (4g) 4-5 down & 1-1.5 up, is now 1-1.5 down & 1 up. Real world experience has drawn me to these figures, but I've also confirmed similar speeds with speedtest. (Yes, I know speedtest isn't 100% accurate) I've tested speeds over several days, using the same tower. Each time, I was approximately 200 yards away, outside with a direct view of the tower, with full signal strength. Testing was done between 1 & 3 am. I used speedtest and downloaded the same pdf from my email to compile my unofficial info. Out of curiosity, I did the same tests on 3g and found almost identical results (slightly slower up speeds).
In my pursuit to find an answer, I've tried many things. I updated my PRL (01120). I found a post that showed how to increase 4g signal strength (-110) and increase refresh rate. I've called Sprint and had them check the tower (nothing was wrong per the CS rep). I've rebooted. I've toggled airplane mode. I've odin'd older and newer modems. So far, nothing has worked.
In one of the posts I read, I found a list of Sprint/Samsung's "#" codes. These allow you to view/change various things in your phone. I dialed ##786# and found my baseband ending in EE03 (Correlates with current modem). My wimax was EC04. I then dialed *#1234# and it showed samsung's firmware. My PDA ended in EB13 and my phone s: was EE03.
My frustrations were only exacerbated when my buddy on T-mobile stood next to me and pulled constant 10+ speeds!
I've read numerous posts from people in other markets pulling speeds from 7-12... I'd settle for my 4-5 again! Side note: this is a valley wide (Las Vegas) problem for me... I chose to focus testing on 1 particular tower that had given me good speeds in the past.
So...
1: Am I effin crazy? Should I be happy to have crappy 4g because many have none?
2: Could it be a combination of rom/modem/kernel that is causing my issues?
3: Could the discrepancies between the build modes (or what appears to be) I got from the "#" codes be an issue?
4: Is sprint BS'n me? Could they actually have 4g issues and that be the cause?
5: Is there anything else I can do/try to improve my signal?
I know slow speeds aren't the end of the world, but I have a job that allows me to play on my phone quite a bit. I always use wifi at home, but would love to be able to use 4g @ work again.
Thanks in advance for any help! I know it was a long read! I just want my epic back... I can't fathom going back to my POS hero! Lol!
Sent from my SPH-D700 using XDA App
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Click to collapse
Personally I have had such fluctuation that I think Sprint is holding out. I'm sure that they have the capability of limiting data connectivity and speeds and I have heard rumors of them doing this in the past. I wouldnt put anything past Sprint at this point. Maybe give them a call and ask then why you are paying a "premium data" charges with the data speeds are no better than with the Hero. I had some better expierences with my old Moment before I changed to the Epic.
muyoso said:
Did you think to try an official rom/modem instead of the leak you are currently running? Like EC05 for example?
Sent from my SPH-D700 using XDA App
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I dont think "official" is the answer. I just got my dad a brand new Epic and it's completely stock and it's slower than mine and I'm on EF02/EF10 GB. I may do a side by side video of the two phones and see just how much of a difference there is.
dr_gibberish said:
This seems to be on the right track to me. Do you know anyone else who has an Epic (or any other 4g phone for that matter) preferably running stock? See if they come up with similar speeds at the same place at the same time.
Barring that, I would try to put your phone back to bone stock Froyo and see what you get. Not sure how fluent you are with this, but just boot into CWM and backup. Then use Odin to get to stock Froyo. Don't install any apps, or do anything else to it. Test it out on 4G for a while in the same time and place. If that does not work, try some of the 4G fixes listed in these forums.
If you get decent 4G speeds with this configuration, you know it is something specific to your phone (and more specifically to your software) and you can restore the backup and try replacing just the modem or other tweaks. If you cant get decent speeds running stock, then just restore your backup and curse Sprint and wait
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None of my family/friends have 4g on sprint... kids are rocking some POS sammy sliders I got for free, and the woman has a BB Curve. Maybe I'll stop into the local store and see if I can mess with the demo phones.
I thought about going back to bone stock, but I'm gonna go the easy route for now and run through a few modems. If that fails, then back we go!
Sent from my SPH-D700 using XDA App
traumajeff said:
Yeah... I was on EC05 when my problems started. I went on to the next one in hopes that things would improve.
This is driving me nuts! If there's something I could fix, then I'd love to figure it out. If its sprint that is sucking right now, then I'd at least have an answer.
I'm gonna odin in different modems later today and see if any perform better than another. Fingers crossed!
Sent from my SPH-D700 using XDA App
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After you update your modem go here http://forum.xda-developers.com/showthread.php?t=925898 and update your 4g and 3g connection times. Worked for me.
So here's an update...
First... thanks for all the help/suggestions!
I had already increased my signal strength and refresh rates to no avail. I tried several different modems out and all had the same results. Averaging about 1.5 up and 1 down. Given these findings, I figured it prob wasn't me or my phone. I called CS again, and this time the rep confirmed that the tower in my area was the problem. I asked if it could be a city wide issue and she couldn't confirm this. Being a paramedic, I know most of our zip codes, and they all have issues!
So... final conclusion is: 4g in Vegas sucks right now! Boo!
Sent from my SPH-D700 using XDA App
I'm in philly suburbs and my data dropped a little over a month ago as well. I was getting 1.5 d, 0.3-0.5 up in 3g and 7-8 d, 3 up in 4g. But recently, I have only been getting 0.5-0.8 d in 3g and 3-4 d in 4g. It's some straight up BS
cell phone slots... Good Luck to u guys in the west.

Updating to MJA for data speed improvements?

OK, so in my area of work, LTE speeds have been way down for the last couple weeks or so. I'm talking around 500k/s download speeds, and that is on a good day. Around home I get 20mb/s which I feel is good for the area, and around 30-35mb/s at my girlfriends house
I'm still on MF9 baseband and firmware. Would going thru the steps to update to MJA have any affect on my data speeds? I've already kinda deducted that it's the area I'm at that is the cause of the slow network speeds, even though its not out in the boondocks, (northside Indianapolis, IN).
So yeah, pretty much just curious about any data speed improvements from updating to MJA baseband/modem/firmware yadda yadda.
If you flash the MJA modem you will lose sound, unless you're talking about the OTA?
Well I was considering flashing the MJA modem via Odin. I saw the post about how to flash just the modem in another thread, but I don't recall seeing anything about losing sound. Time to start researching whats going on with that.
Have people had that issue when doing upgrading to full MJA (rom/firmware) then going back to a 4.3 aosp rom? Seems like im gonna have fun borking my device tonight!
Thanks!
Your phone is obviously LTE capable. Your actual network speeds are a function of Sprint and flashing an updated modem isn't going to make Sprint any faster, just as switching to a different brand of gas isn't going to give you any more horsepower.
That's not true. I'm not saying it will change it in his case.... and while it wont change what sprint is putting out itself, different modems often affect data speed. And it's often different for every phone and area.
In the year and a half I owed a e4gt, there must have been more than a dozen modem releases. Everyone had their favorites. I had fav one for GB, one for ICS, and another for JB that gave significantly improved speeds and service over the other options.
tensux said:
That's not true. I'm not saying it will change it in his case.... and while it wont change what sprint is putting out itself, different modems often affect data speed. And it's often different for every phone and area.
In the year and a half I owed a e4gt, there must have been more than a dozen modem releases. Everyone had their favorites. I had fav one for GB, one for ICS, and another for JB that gave significantly improved speeds and service over the other options.
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I had the e4gt myself and I have never noticed a significant difference with any modem that was not attributable to the quality of my connection to sprint. I found that most claims of better performance with a different modem turned out to be more of an anomaly or wishful thinking, at least for me. Likewise with my s3 and s4. I maintain that an updated modem is not going to give you significant improvement by itself, unless the previous version was particularly bad. I have never seen one that was.
You are in the minority in your opinion.
sputnik767 said:
I had the e4gt myself and I have never noticed a significant difference with any modem that was not attributable to the quality of my connection to sprint. I found that most claims of better performance with a different modem turned out to be more of an anomaly or wishful thinking, at least for me. Likewise with my s3 and s4. I maintain that an updated modem is not going to give you significant improvement by itself, unless the previous version was particularly bad. I have never seen one that was.
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to the OP:
I like to listen to a radio station while i shower in the morning before work. In this part of my house only certain modems on the e4gt would get wifi coverage. There are bars that i would like to eat at where only certain modems would get data access to. I would keep a bunch of flashable modems on my sdcard for when ever I got stuck.
The radio in the S4 seems to be very much better than the e4gt. They may not be able to improve it much with new modem upgrades. I know i will test them out myself though....
tensux said:
You are in the minority in your opinion.
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That doesn't mean I'm wrong.
sputnik767 said:
That doesn't mean I'm wrong.
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true... but you clearly are
tensux said:
true... but you clearly are
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ok buddy, whatever helps you sleep at night.
sputnik767 said:
ok buddy, whatever helps you sleep at night.
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Lol. If I let know it alls cause me to lose sleep, I wouldn't sleep a wink ; )
Sent from my SPH-L720 using XDA
I myself have seen an increase in speeds, not sure why but, I went from 8Mb to 18Mb since MJA.

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