4m transverter

A 5/8 mobile whip for 2m - Schematic for a a 2m 5/8 λ mobile whip, courtesy WB4MYL

144MHz Slim Jim antenna - 2 Meter band Slim Jim antenna using a 300 Ohm ribbon cable

2 Meter Whip Antenna - Making your own 2 metre (146 MHz) 5/8th wave whip antenna

4 meter antenna conversion - A Siverrot antenna converter for 70 MHz operations

Moxon beam for 144 Mhz - G0KYA Moxon antenna for 2 meters band

4 element Quad For 2 meters - A 4 elements cubical Quad antenna for 144 MHz

70cms and 2m Dual Band Aerial - A prototype antenna built using a single approx. 2.3 meter length of 4mm stainless steel wire

A simple 3 ele yagi for 144Mhz - A very easy-to-build 3-element yagi antenna for the 144mhz band

5 elements DK7ZB Yagi for 70MHz - A 5 elements homemade DK7ZB yagi antenna for 4 meters band based on a 50MHz TONNA

N4PAL Propagation Beacon - N4PAL 10 Meter, 28.214MHz Radio Beacon Site Information and Siginal Report Logging

T04M Mayotte 2012 - Mayotte island TO4M dxpedition, 28 Jan 5 Feb. 2012

KRG Kidderminster Repeater Group - A non-profit organisation responsible for the maintenance of the GB3KD 144MHz VOIP Repeater, and KidderLink simplex gateway, plus the KIDDER packet radio node and GB7PZT bulletin board system.

Martlesham Radio Society - G4MRS - Martlesham Radio Society, The radio society for BT Adastral Park

GX4MWS: The Macclesfield Wireless Society - The official website of the macclesfield

FUNcube Dongle - 64MHz to 1,700MHz Software Defined Radio

WP4MXB Repeater Priority listing - WP4MXB come with lots of information about repaters and aprs systems

QRQ CW trainer - qrq is an open source Morse telegraphy trainer which runs on several operating systems (Linux, Unix, OS X and Windows), similar to the classic DOS version of Rufz by DL4MM.

Homebrewing attenuators - Construction of attenuator, suitable for fox hunts at 144mhz

A Simple QRP Transverter for 4m (70MHz) - Transverter for 70MHz, a project by G3XBM

144 MHz to 24 GHz Portable Transverter - DF9CY 24 GHz Transverter

70 MHz transverter - Construction of OZ2M 70 MHz transverter

A Simple QRP Transverter for 4m (70MHz) - 70 MHz transverter, 4m band, by G3XBM

50 MHz Transverter - A six meter band transverter by G8TTI

White Box 10GHz Transverter - 10 GHz amateur band transverter

70 MHz transverter - The G8TTI 434 MHz to 70 MHz transverter with block diagramm