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In Apple's Macbook line, who is actually making the Wifi components for them? Intel?

I ask because I've never had any trouble with wireless connections on my Macbook but all the adapters I buy for my PC seem to degrade quickly over time and I'd like to buy something along the lines of what Apple is putting in their machines.

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up vote 5 down vote accepted

From the SystemProfiler -> Network -> Airport

Card Type:  AirPort Extreme  (0x14E4, 0x8D)
Firmware Version:   Broadcom BCM43xx 1.0 (

Vendor ID 0x14E4 is for Broadcom

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