Newegg has the Rosewill RNX-N150HG (RNWD-11004) IEEE 802.11b/g/n, USB 2.0, High Gain Wireless-N Adapter (1T1R) Up to 150Mbps Data Rates, 64/128-bit WEP, complies with WPA/WPA2 standard (TKIP/AES) for $15 - $5 off with coupon code EMCNFHD58 [Exp 5/2] = $10 with free shipping.
^ A T adapter for two should in theory be worse than only one double height antenna. If reception is a problem, usually a directional antenna works better than either.
i like these network adapters that have an external antenna so that i can add a RP-SMA T adapter for 2 antennae.
^ A T adapter for two should in theory be worse than only one double height antenna. If reception is a problem, usually a directional antenna works better than either.