2000 mhz

2 Meter 10 Element Quagi Antenna - This antenna was designed by N6JSX Kuby for Transmitter hiding. Fitting the requirements of directionality, high gain, and portability. This antenna was derived from the ARRL Handbook information on Quagi's and Yagi's; in the absence of two meter Quagi information, UHF Quagi dimensions were scaled into 146 MHz use.

A 40m Vertical - This antenna is intended as a simple, inexpensive solution for the newcomer to experiment across the 40m band (7.0–7.2MHz) when only restricted space is available

Two portable antennas for 6-meter - VE7CA reprint an interesting article taken from arrl antenna compendium. Two elegant practical and portable 6-meter gain antennas, a two-element quad and a tree-element Yagi antenna for 50 Mhz-6 meter band

6elements 6.4 Mtr 50MHz LFA - A Compact 6el 6M Yagi with over 32dB F/B and more than 11.6dB Gain!

432 Mhz 8 Element Quagi Antenna - How to build a 432 Mhz Quagi, using a wood-made boom, and gives a 13 DBI Gain

8-Element 430 MHz Quagi - Picture and notes of a 8 elements Quagi antenna for 432 Mhz b Paul Bock, K4MSG

HF Log Periodic antenna - Plan for a log periodic antenna for the 14Mhz-30Mhz by F6DOP in french

An automatically tuned 7-30MHz mobile antenna - This is a base-loaded vertical antenna that mounts on the car's roof. The loading coil is designed as a variable inductor, with a three-legged chariot that travels up and down inside the coil, with grooved brass wheels running on the coil turns, and driven by a slotted rotor tube.

Antenna system in a shopping trolley wally - Multiband portable antenna system edited by Andy Foad G0FTD, consisting of an old cb antenna with it's 27Mhz matching coil, an antenna tuner, car battery and a transceiver

408 Mhz Quagi Antenna - PDF file on building the SARA 408 Mhz Quagi antenna

HB9AFO: antenne Quagi - Two quagi antenna plans for 432 and 144 Mhz, includes dimensions for a 1200 Mhz antenna. In french

A homebrew 10-element 900 MHz quagi - A 10 elements quagi antenna for 900 mhz

K5OE, 70 cm Quagi Antenna - An AO-10 antenna by K5OE, this design is optimized for 436.8 mHz with a 50 Ohm feed

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.

JA1NLX Ham Radio - Ham blog from japan

JJ0LUU+JJ0LXF /1 weblog

G4LOH 144MHz Blog - Ham Blog

Listen to K0KKV 146.760 Mhz Live - Login and you will find a live feed from Lincoln Nebraska, USA, via Microsoft Windows Media, some recorded nets from various days and events. You can listen live 146.760 MHz over the internet.

The G3TPW CobWebb HF Antenna - G3TPW CobWebb Antenna for the 14, 18, 21, 24 and 28 MHz Bands

Platinum Technologies - Manufacture sector, omni directional, panel and parabolic antennas for professional base and client stations. 900 Mhz, 2.4 Ghz 3.5 Ghz and 5 Ghz antennas

WSJT - WSJT is a computer program for VHF/UHF communication dedicated to EME. Support FSK441 for meteor scatter, JT65: for EME and extreme troposcatter, JT6M: for meteor scatter (optimized for 50 MHz)EME Echo: for measuring your own echoes from the Moon, CW: for EME QSOs using 15 WPM Morse code

Down East Microwave - Supplier of amateur radio equipment for 50MHz and above in New Jersey

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.

Television channel 11 interference. - Solving interference from television channel 11 on 144MHz transverters by Chris Cox, NĜUK, G4JEC

A 6M Transverter - Build a transverter based on a 6M receive converter. A 32MHz TTL oscillator is used as the local oscillator for both transmitting and receiving. RX/TX switching is handled by three SPDT relays.