"Wireless Airport Card Replacement with New 802.11ac"に関する回答I could not get the antenna adapter cables to mate with the WiFi card. I may have the wrong size of U.FL adapters for this project. The HiRose U.FL catalog shows five or six size options. Any idea on size required for the antennas on the various aluminum iMac models?
"replacing X7900 to T9300 for macOS Sierra install Is it worth it?"に関する回答IT'S ALIVE!! Have not yet upgraded the WiFi, but Bluetooth and the rest work fine! Wifi drivers are the bane of tinkerers... I am kicking around and update that uses the Broadcom binary blob method used by Linux. Not expecting easy fix, but maybe. I've done worse before.