rig expert

Low-Cost dipole for QRP - Here’s an economical dipole for simple QRP HF homebrew rigs.

Recycling TV Antennas for 2-Meter Use - Green that aluminum into something useful right in your own backyard by WB2CQM

ARI Sezione di Genova - IQ1GE - ARI Associazione Radioamatori Italiani Sezione di Genova IQ1GE

G0PKT The Martello Tower Group - The Martello Tower Group is an amateur radio group which was originally formed in the late 1980s under the name ClackPak.

HARIG - The Harwich Amateur Radio Interest Group - HARIG is the radio club for people in and around the Harwich area in NE Essex on the east coast of the United Kingdom.

MegaPhase - MegaPhase designs, manufactures and sells coaxial cable assemblies to OEMs building advanced microwave and optical electronic systems, products include test cables, test adapters, flexible and semi-rigid cables used to connect system components inside a system, and coaxial connectors.

RemoteRig - Radio Remote Control is a complete remote control system for Amateur radio.

A Portable Station for 30 Metres - A small rig that you can take hiking and on business trips.

Drake TR7 - RadioReference.com page dedicated to the Drake TR-7 HF transceiver

ICOM IC-746 PRO Interface - If you want to interface the IC-746 Pro or any other Icom rig with a computer for rig control, an outboard CI-V CAT device is required.

Kenwood TS-870S picture - Large picture and specifications

TS-940S Picture and data - RigPix page about the Trio Kenwood TS-940S HF Transceiver

Quick Guide to Operating the Yaesu 857D - This Quick Guide to Operating the Yaesu 857-D, through a series of five graduated exercises, introduces operating the radio, its controls, and builds up confidence with the rig.

Homebrew Yaesu CT119 Cable - To make a software update for the Yaesu FT-DX9000D, its needed to buy original CT-119 cable.

What's On Short-Wave right now?  ^updated - Find out what station is broadcasting in what language on what frequency. View schedules by frequency, language or station.

BBLogger - BBLogger, is a Freeware windows Logging software to fully manage you Amateur or Short Wave Listener Radio Station. Offer Rig control, Cluster interface, mapping features, Awards and DXCC management, LoTW, Label printing, QRZ lookup and more By IK2VIW IK2UVR

Frequency Response Plotter - Draw static response time of an audio system. Originally intended for loudspeakers tests, is also a great tool for looking at microphone equalisation.

The G2DAF Linear Amplifier - Scans of original G2DAF articles on his HF linear amplifier using QY3-125 tube

Improving Receiver Noise on 50 MHz - Tests on a preamplifier for 50 MHz installed right at the feedpoint of the antenna.

30 Meter CW Rig - PRC-38S Combat Ready 30 Meter CW Rig Steve Yates - AA5TB

TenTec Omni VI AGC modification - Modification leaves nearly all of the existing Omni agc circuitry intact, simply add an audio detector which modifies the delay characteristics of the original system by G3IXQ

Radio Modification Information Center - Tips, tricks, and modifications of Ham rigs, Ham modems, and more equipment.

Frequency calibration procedure - Method of master oscillator calibration on most solid state rigs that are out there today by KK5DR

Sub-Tone Generator for repeater triggering - If you need a cheap and easy to construct Subtone Generator for EU-model VHF-UHF rig, here is a solution that works very well.

Sensitive RF Test Probe - Sensitive RF probe based on the use of a superbright LED by G4TKV