rig expert

The Ugly Balun - A 1:1 choke balun for 160 thru 10 meters using one continuos lenght of coax to rig.

CobWeb antenna construction - A 5 band omni directional antenna original design by g3tpw. Works on 10,12,15,17,20,2,6 m & 70cms.

Choosing an Antenna - Choosing the right antenna for you, by Lewis G. McCoy W1ICP

Polarization, lines of force - While polarisation may seem insignificant compared with other considerations in setting up a communications system, choosing the right type can make significant improvement in performance.

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.

N9YDZ Beacon - N9ydz beacon brighton, illinois, grid square em48 on 28.210 Mhz

NCRG 10m Beacon - This beacon was originally a WIA (VK6 Division) owned unit, run by the Northern Corridor Radio Group TX on 28.264MHz.

070 club PSK31 Awards - Original PSK31 awards by the 070 Club

VR2UIX Blog - This Blog is about the Hong Kong Radio Amateur Station VR2UIX, rigs, antennas, accessories, DXing activities, HAM resources, knowledge, theory, practices, management, information technology and personal interests.

PA5MW Ham Radio Blog - Ham radio Blog, focusing on homebrewing and testing antennas, rig mods and contesting.

W5GAD Jefferson Amateur Radio Club - Jefferson Amateur Radio Club JARC was originally founded in 1956. We're located just outside of New Orleans, Louisiana in the suburb of Metairie

W3LIF Mercer County Amateur Radio Club - A dedicated group of amateur radio operators who believe that public service, advancing technical expertise and having fun is what amateur radio is all about

Famous Hams and ex-Hams - The original famous hams and ex-Hams list by N2GJ and W2SG

Famous Hams : Rumors and mistakes - Rumors and mistaken identities at the original famous hams and ex-Hams list

Build a 136 kHx TX - Two versions of a 350 and 900 W output TX for longwave by G3YXM

The Origin of SOS - The Telegraph Office Magazine

IC-746PRO TX Problem - The IC-746PRO is a great rig. But it has a few reliability issues, especially with the earlier-production units. This article addresses four problem areas:. IC151 on the RF Unit. Driver circuit on the PA Unit. HRX-muting circuit on the CTRL Unit. Predriver on the PA Unit.

Yaesu VX-2R Pics - Picture and specifications of the Yaesu VX-2R at RigPix

FilterCAD - A free computer aided design program to help users without special expertise in filter design to create filters using Linear Technology's monolithic filter ICs. With FilterCAD, you can design lowpass, highpass, bandpass and notch filters

Omni-Rig - A COM component for transceiver/receiver CAT control. Not a complete program, but rather a component tool that allow software developers to connect their program to a supported transceiver.

SimplePTT - You can use this simple application for triggering PTT on your radio via DTR/RTS COM port pins.

SimplePTT - This application is used for simply triggering PTT via DTR/RTS COM port pins. It supports remote PTT triggering with ptt2dtr as the server.

The Nearly Perfect Amplifier - Original manuscript for what became "The Nearly Perfect Amplifier", discussion of some design features that would be present in a perfect, or near-perfect, amplifier.

Grounded Grid Amplifier - Picture of a power amplifier, made using of GI-7B triodes by Bob Briggs, VK3ZL

Rig - Computer CW Interface - Make your own interface, two schematics for building an interface using the RTS line by N3UR