11 meter mod

JA7KPI Windom antenna for 40-80 - The total length of this antenna is 41m, height is about 11m, and diameter of element is 2mm. JA7KPI modified this antenna originally used as Inverted-V type of 80m band Dipole. Works on 40 - 80 meters band with acceptable swr.

BV6 50 Mhz Yagis - Two Yagis for six meters band, one 1 wavelength long with a gain of 9.5dBd, and the other a 2.1wl model with a gain of 11.8 dBd.

Tri State Radio Club - Tri state radio clubs web site serving the modern interest in 11 meter CB radio activity

International 11 meter Cluster - The first real DX cluster for 11 meter operators running a modified version of DXspider.

X-Bones Antennas Priority listing - 10 and 11 meter mobile DX and keydown antennas, radio and amp mods, pics, links, and much more.

Signal Engineering - Signal Engineering technologically advanced antennas with modern design and construction technique. Up to date information about current line of high performance 10 and 11 meters antennas.

10/12 meter Mod for Ameritron 811 - 10 meter modification for the Ameritron AL-811 and AL-811H amplifier. This mod apply to other Ameritron AL Series RF amplifiers and allow extension to 10 and 12 meters band.

AL-811 10 mt mod pictures - Pictures of the Ameritron AL-811 modification for 10 meter band extension by km5ps

High SWR after AL-811 10 Meter mod - Very High SWR with the 10M Mod to Ameritron AL-811 amplifier