ok, bueno pues aqui están las tarjetas de red que pueden hacer eso con conectify, la mia no
These devices are known to be compatible:
Atheros AR5xxx/AR9xxx cards, driver version 8.0.0.238
Broadcom 4310-series (in many Dell laptops)
Broadcom 4321AG/4322AG/43224AG WLAN Adapter, driver version 5.60.18.8 (here)
D-link AirPlus G DWL-G510 Wireless PCI Adapter, driver version 3.0.1.0
D-Link DWA-140 RangeBooster N USB Adapter, driver version 3.0.3.0
Dell 1510 Wireless N adapter, Broadcom version,driver 5.60.18.8, (here)
Intel 5100/5300 , WiFi Link 1000 BGN, driver version 13.0.0.107
Linksys Dual-Band Wireless-N USB Network Adapter(WUSB600N), driver version 3.0.10.0
Netgear 108 Mbit WG311T
Ralink RT2870 (in many 802.11n USB dongles)
Realtek RTL8187B (Win7 driver ver.1178)
Realtek RTL8187SE (with the drivers that came with Windows 7)
Realtek RTL8192u with 1370(Beta)
Sitecom Wireless USB Adapter 54g WL-608, with Ralink RT2870 drivers, version 3.0.9.0
These older devices are known to be incompatible:
Belkin F5D7050UK
Belkin Wireless G MIMO devices (as of version 3.1.2.0)
D-Link AirPlus G DWL-G122
Gigabyte GA-WPKG 802.11g
Intel 3945/4965 ,2200BG (most Intel cards, unfortunately)
Mac Book Builtin Broadcom devices
Realtek RTL8187 (like in older 802.11bg USB dongles)
Zydas ZD1211 (also in 802.11bg USB dongles)
mejor aqui:
http://www.connectify.me/docs/supportedcards.html