mwave offers the Premiertek Outdoor 24dBi Super High-Gain Wireless Antenna, model no. ANT-GRID-24dBi, for $41.99 with free shipping. (Buy.com has it a few cents more.) That’s $2 below our November mention (which included a $4 mwave credit) and the lowest total price we could find by a buck. This antenna has a frequency range of 2.4GHz to 2.48GHz and gain of 24dBi.