Defy MB525 has all frequencies?

bobbyphoenix

Senior Member
Mar 30, 2010
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Orlando, FL
I did a search, but nothing found for my question. Does the MB525 support all frequencies? I have one I bought new when they came out for T-Mobile US, and I know it needs the 1700 frequency for 3/4G speeds, but I'm looking to get another one, but all the ones I see don't have that frequency listed. My question is do all MB525s support all frequencies? I'm rooted on my original one, and I've used the baseband switcher from CM7, and I see I can select all different "world" frequencies, so If I buy one that is say 900/2100 on the box, can I root, and use the baseband switcher to choose 1700 for T-Mobile? Or would I be stuck on 2G forever with it?
 

bobbyphoenix

Senior Member
Mar 30, 2010
2,023
503
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Orlando, FL
It works out of the box.

I picked a new one up from Ebay. It said it was unlocked, and supported all frequencies. I put my sim card in, set T-Mo APN, and I got 3G out of the box. No need for the baseband switcher. I'm happy now. I got me a brand new Defy. I didn't even know they are still being made (Or at least as recent as mine). I thought since it's over a two year old phone, and there is already the Defy+ and Defy Mini, that the good old original Defy was done production. Mine was just made 3/2012 by the manufacturing date on it. Great news for anyone looking to keep this phone going in case yours is starting to breakdown. There are a lot of new ones out there. It's all black and unbranded, and comes with 2.2.2. I'll be keeping my original one just in case, and I may pick some more up at the price I paid. US $168.00 shipped.
 

dagoban

Senior Member
Nov 27, 2012
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Yes, with the baseband switcher you can select every frequency.
So its Quadband :)
Wish they would have had that for old Nokia symbian phones ;)
 

jsnjack

Member
Sep 8, 2012
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0
My carrier uses 900/1800 baseband. I tickled through all regions and carriers and didn't find 900/1800. The closest option is 900/2100. How to add 900/1800 baseband to baseband selector?
 

bobbyphoenix

Senior Member
Mar 30, 2010
2,023
503
193
Orlando, FL
My carrier uses 900/1800 baseband. I tickled through all regions and carriers and didn't find 900/1800. The closest option is 900/2100. How to add 900/1800 baseband to baseband selector?
I'm not sure what version of the Baseband Switcher you are using, but the one I have doesn't show that frequency at all, and I can't find it on any other ones. Here is the link to the one I have. Maybe you can contact the Dev to see if 900/1800 can be added. http://forum.xda-developers.com/showthread.php?t=1052745

EDIT - Just to be clear the OP in that thread does say new ones can be added. This is from the thread: "If anybody needs other basebands included, copy the folder /system/etc/motorola/bp_nvm_default from your Defy, zip it, post a zip here and write down out of wich rom it is and for which country it is.

If anybody wants to add new Languages, PM me the translationlist + what Language it is.
"

Good luck.
 
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jsnjack

Member
Sep 8, 2012
19
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Then perhaps you can use either 3g or 2g, not both depending on which baseband you select
I use only 2g network. My phone 3g baseband is not supported by my carrier. According to my carrier website it uses GSM800/1900 baseband.

bobbyphoenix
Thanks for info!
 
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