Laptops and external antenna's

hArTh

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Just checking:

Centrino based laptops dont have external connectors for external wifi ants?

If so, could you chaps recommend a decent 802.1abg combo PCMIA card with a connector for an external ant?

What about USB ants? Could they be used to extend the range of a centrino based laptop?
 
AFAIK, centrino based wireless notebooks have the antenna builtin to the notebook itself (the screen I think), so no, there is no external antenna connector

As far as the second question goes, not entirely sure, maybe someone else has some ideas?

Choc
 
Actually.. Just popped mine open.

The card has a connector on it, a UFL type connector.
You can get pigtails that will bring this out to an N-Type connector.
Your choice on how you go about installing it tho.. and if you're willing to wonder around with a big, ugly antenna connector sticking out the side of your sleak little notebook.
 
I'm a total wifi noob. This UFL connector is inside the laptop case itself?

"The card" means the centrino wifi card?
 
Last edited:
Yup...

The UFL connector is a teeny little circular connector on the card.
The card itself is a Mini-PCI Card, it looks a bit like a tall, thin RAM card.
 
I stand corrected...

Thanks Daffy

Still think,, as Daffy said, that an extra PCMCIA card will be the better option than to open up a brand new expensive laptop... :-)
 
hArTh said:
Just checking:

Centrino based laptops dont have external connectors for external wifi ants?

If so, could you chaps recommend a decent 802.1abg combo PCMIA card with a connector for an external ant?

What about USB ants? Could they be used to extend the range of a centrino based laptop?

Hiya
To answer you (in order):
No, as has been 'splained below Centrino laptops typically have a miniPCI card in the base connected to antennas (TX and diversity) in the screen by *really* thin wires ..and they're DAMN fiddly to deal with! I know cos I upgraded my hopeless Intel 11B card to a Senao ABG unit and it was a pain to do.

There IS, in fact, a PCMCIA (can't remember the acronym can you? *g*) card you can get: the Senao SL2511CD+EXT2, see http://tinyurl.com/4837p (resolves the product page at senao.com) They're available from Miro Distribution. One caveat, it's an 11B card only -but it IS a possible answer ..and it's a brute (check the specs).

As to USB hardware, you don't seem to be in luck (that I've found in a cursory search) for one that can take an external antenna but for ABG action the Linksys WUSB54AG -see http://tinyurl.com/4bh2d (linksys.com). As to signal/range boosting with it *shrug*, who knows- play and tell the rest of us? *g* One thing you could do is put the USB dongle on the end of a 3m extension cable (well within USB signalling specs (..it's 5m)) to get it above the heads of signal sapping meatbags ..who knows?

To bring daffy's post into it, you can (again from Miro) get a UFL to N-type (or SMA/f) cable that'd technically fit onto the card in the Centrino laptop you're thinking of butchering- certainly an interesting hack, but it'd render the unfortunate laptop rather less sleek!
 
anyone used the Linksys WUSB54AG?
So bdt you say it can take an external antenna?
 
skydog said:
anyone used the Linksys WUSB54AG?
So bdt you say it can take an external antenna?

Ah no, I didn't say that it can take an external antenna, going by his criterion of ABG, this model by Linksys might be the one to go for in USB form factor.

Which is NOT to say that it can't be done. I've seen the WiFi scanner that Miro sell, see http://www.miro.co.za/ProductSpecs/SM-WFS-1.htm, somewhere out there (I believe at Poynting) where it's been hacked open and now has an N-Type sticking out of it. I believe it's used for long range AP testing.

And if THAT can be done, I see no reason why the Linksys USB part can't be similarly hacked open and modded the same way. In fact I'd love to do it- just not to mine right now! *G*
 
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