2m 70cm 6m 10m

Portable Yagi for 6 Meters - Project for a portable yagi antenna for 50 mhz

Mobile 2 meter halo antenna - This HALO design is not ground dependent and can be mounted atop a section of PVC.

A Tree Friendly 2 Meter Halo Antenna by KR1ST - Article on a 2 and 6 meters halo antennas that does not require a mast has a very low part count and can easily be built with a minimum of tools.

Vipormutant antenna by ON6MU - A Versatile Innovative Portable Multi-band Tunable Antenna can work HF VHF and UHF ideal as portable or balcony antenna

The Indoor spiral dipole - An attic indoor antenna successfully implemented by N9RET by using two runs of 2-conductor wire

10 m Aerial Matching Unit - This simple matching unit will allow a 10 meters aerial to be used right across the 10m band without the need to physically adjust the elements, and offers a virtual 1:1 VSWR at 50 ohms impedance to the transmitter.

Shortened antennas - Drawings of shortened antenna for indoor usage, using short pvc tubes for 2 , 20 and 40 Mhz by f1rfm

CO2KK Wire antenna for 50 Mhz - 6m (50Mhz) Long wire antenna There is another form of long wire antenna which provides uni-directional coverage and is easy to build. Description by Arnie Coro CO2KK

10 meter beacons - Latest 28 MHz online beacon spots. A site dedicated to beacons on 10 meters band

The N9RET beacon - Located at grid square EN61bu, in the heart of West Suburban Chicago, Illinois

K0KP 10 Meter QRPp Beacon - At 28.2125 MHZ here's "the Little Beacon that could!" This little homebrew 500 Milliwatt QRPp beacon has been heard around the world

I2MQP DX News - DX news bullettin collected and edited by mario i2mqp

DX Italia Propagation forecast - Propagation forecast for current month edited by I2MQP in italian

WebSDR for VLF and 70 cm band - Operated by Wouter Weggelaar PA3WEG in Delft Holland, it allow reception of VLF and 70cm band to receive satellite signals

Degen Design - Multi band mini quad antennas, log periodic and stacked antenna for 144 MHz and 70cm

Accute Micro - China supplier of ceramic bandpass filters in standard resonator sizes of 2~6mm , 8mm , 10mm and 12mm with freqency from 400Mhz~4Ghz and sections 2~10

Building a Low Power Beacon for 6m - by Ken Neubeck WB2AMU

6m SSB & CW QRP transceiver - Block diagram, schematics pcb layout and pictures of a CW QRP transceiver for 50 Mhz by S57NAN

K6MDD Mt Diablo D-Star - Mt. Diablo D-Star System is situated on the North peak of Mt. Diablo in California's East Bay 33 miles east of San Fransisco. At 3,600' the K6MDD System has excellent coverage of most of the Bay area !

IN3KLQ/B - 10m QRSS QRPp Beacon station from Trento Italy

144 Mhz power amplifier 4CX250B - This page provides information on the design and practical implementation of a rather inexpensive 144 MHz high power amplifier using a pair of ceramic tetrodes type 4CX250B by LA0BY

A 20W Amplifier for 2 meters - VU2RAR basic VHF power amplifier suitable for 144-146 Mhz output power can vary from 3 to 25 Watts.

40 Meters QRP AM/CW transmitter - VU2VWN project to homebrew a CW for 40 meters band

70 MHz Transverter - This purpose of this page is to give a brief description of a 70 MHz transverter that has been published in the Danish amateur radio magazine "OZ"

Transverter by IK4ACQ - A collection of transverters projects from 10m to 70cm with pictures. In italian