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Changes to Step #19

Edit by Andrew Optimus Goldheart

Edit approved by Andrew Optimus Goldheart

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[* black] Like a young fellow nervous to dance at prom, the AirPort card sits inconspicuously in the corner.
[* black] After a [guide|5485|short hiatus|stepid=24090], Broadcom is back to bring WLAN capabilities to the iMac.
[* red] A Broadcom [http://www.broadcom.com/products/Wireless-LAN/802.11-Wireless-LAN-Solutions/BCM4331|BCM4331] single-chip WLAN solution dominates the tiny AirPort card.
[* orange] The three Wi-Fi antennas are run by three Skyworks SE5515 Dual-Band frontend chips.
[* yellow] New from [guide|5485|last year's model|stepid=24103], Bluetooth and Wi-Fi are integrated into the same card, with the addition of a [http://www.broadcom.com/products/Bluetooth/Bluetooth-RF-Silicon-and-Software-Solutions/BCM20702|BCM20702] single-chip Bluetooth 4.0 processor.

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