Cisco-Linksys AS2TNC, Antenna Stand for TNC Connectors. The location of your wireless router matters. Behind the tv is not good, neigther is in the window sill next to the book shelf. Mount the antennas anywhere they give the best connection, with the as2tnc antenna stand.
This remote antenna stand requiers separate purchase of High Gain Antennas but may be used with stock linksys wireless router antennas.
A 7db gain can be achieved with the use of the genuine Linksys HGA7T Antenna Kit and will greatly improve the wireless signal of the WRT54G-TM LINKSYS router.