kenwood trc 80

80 meter loop antenna - PA1G loop antenna for 80 meters band, in dutch

2.4Ghz Helix antenna  ^pop - Concise instructions on making a broadband helical antenna for 2.4GHz use, such as: 802.11b wireless networking 2.4GHz video links.

A Horn Antenna for 2.4 GHz. - This Antenna is not really practical for AO-40 reception, but horn antennas have a number of qualities useful in microwave antenna testing and noise figure measurements.

CardboardHorn - Seattle Wireless - A Cardboard Horn antenna for 802.11b

HF Mobile Antenna HB9ABX - Most efficient hf mobile antenna, This mobile antenna is designed for all HF bands from 10 to 80 meters an proved to be very efficient in my travels in South America on 15 and 20m for contacts to Europe and within South America.

Windom off center fed antenna 80-10 mt - This antenna is not a true Windom, but rather an off center fed or OCF dipole works on 8 bands from 80 to 10 meters

Helical Antenna for 2.4 GHz and 802.11b - The following page details construction of a Helical antenna based on the superb design by Jason Hecker.

802.11b Homebrew WiFi Antenna Shootout  ^pop - Guide to homebrew your wifi antenna, using a tin can, in this cases using a pringles can. This antennas are also known as cantenna and let you spread your wifi signal.

Slotted Waveguide 802.11b WLAN antennas - 802.11b WLAN Waveguide Antennas Unidirectional & Omnidirectional. High gain, Simple construction by Trevor Marshall

BiQuad 802.11b Antenna - BiQuad 802.11b Antenna 11dBi, wide band by Trevor Marshall

Dish 802.11 Wireless Networking Antenna - This antenna modification is for the IEEE 802.11b networking protocol that operates at 2.4 GHz. It can be scaled easily to the 5 GHz frequency used by IEEE 802.11a by simply scaling the dimensions on the feed can and the excitation antenna to 2.4/5 = 48% of the dimensions shown above.

14Km 802.11B link test  ^pop - G7EYT, Carl - G6NLC and Neil - M1NCD sucessfully completed a 14Km range check with 802.11B equipment and home built antenna's.

2.4GHz Cubic Quad Antenna  ^{updated  pop} - The Cubic Quad antenna is a commonly homemade antenna in the range of about 150 odd MHz. Our little project was to design one of these for use in the 2.4GHz range for 802.11 wireless LANs.

A two element yagi bean - Simple gain antennas for the beginner, a 2 element yagi antenna

IW0QNL's HamRadio Web Server - Packet Cluster and BBS hamradio online, Server APRS and other.

DG7PE Mobile Multiband Antenna - A new homebrew arial with +- 2.30 m lengt for tuner use only ,6m to 80m made by hans dg7pe

Durham Radio - Durham Radio stocks a wide variety of Amateur radio products by ADI, Alinco, Alpha Delta, Ameco, Ameritron, ARRL, Bencher, Comet, Cushcraft, Daiwa, DCI, Galaxy, Heil, HyGain, Icom, Iron Horse, Kenwood, Larsen, Maldol, MFJ, Opek, Palstar, Procomm, Pryme, Ranger, Signal Links, Tigertronics, Valor, Vectronics, Vertex Standard, Workman, Yaesu.

Beltronics, Inc. - Beltronics is a factory authorized Kenwood, Icom & Yaesu (Vertex/Standard) Repair Center, Hollis, NH

Radio Products UK - RPUK Ltd market a high quality range of covert earpieces for two way radios, including Motorola and Kenwood

Ameritron AL-80A modification - W7TDC modification of the Ameritron AL-80A power amplifier

Build an HF Linear Amp  ^pop - Hombrew project to build an HF linear amplifier whose output is 210W for 16W of drive on 80M and max output is 300W.

A low pass filter circuit - A simple 7 element, Chebyshev low pass filter, rolls of at 30MHz. Attenuation is better than -40dB at 60MHz, -65dB at 90MHz, -80dB at 120MHz.

An 80 m SSB Transceiver - A project for 80M SSB rig including a DSB/SSB exciters, RX, TX and a 30 Watt PA

Automatic Band Decoders - Build your own band decoder, for kenwood rigs too

A CW TX for 80 meters band - This simple circuit will give about 1.2 Watts of output when powered from a 13.8VDC supply.