computer interference

6 element 28 MHz LFA Yagi - Six elelemt yagi for ten meter band, designed with the very latest PSO computer optimisation engine.

3element 24MHz LFA Yagi Priority listing - Computer optimised with the very latest Particle Swarm Optimisation techniques. A stunning perfoming 3el with SWR not above 1.1:1

5 elements OWA Yagi for 20 meters band Priority listing - Computer Optimized using the very latest techniques. Particle Swarm Optimisation ensures the best balance of bandwidth and performance and you have it in this antenna. An easy build antenna for all

TACLog - Tac Log is a free input format log book for VHF/UHF/SHF contests. Where most other programs dictate the order and format of the input data during contesting, TACLog gives you freedom of operation, both on the air and on your computer. EDI format and Region 1 rules compliant.

JOTA and JOTI Narrabeen Australia - Sydney north region scouts and northern sydney girl guides hold a jota camp at narrabeen australia where they use amateur radio and computers to communicate with other scouts and guides around the world.

Junksale - Ham Radio Ads from UK. Oline community for amateur radio and computer enthusiasts to buy and sell their used equipment in UK

LBA Technology - LBA - DTV & RF test systems; AM antennas; RF shielding; RF compliance, safety, interference, intermodulation services; AM detuning, Antenna SWR Analyzers

Instant Tune and Instant Track on Windows 7 - How to operate Instant Tune and Instant Track or DOS Programs on a last generation computer in french and english by ON6WG F5VIF

Icom ACC1 interface - Need to interface both a TNC and the computer soundcard? This is a ICOM 756PRO ACC1 audio/keying/FSK interface by WA0SXV

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.

Raspy signals on the TS-870 - Troubleshooting the raspy signals on the TS-870S

Frequency adjustment on TS-870 - Adjusting frequency on Kenwood TS-870S

FT-817 Automatic Band Select and Serial Interface - This project is an interface box for the Yaesu FT-817 that includes a band output port, a computer serial interface, and a remote interface for the FL-7000 solid state power amplifiers.

Fast Log Entry - Fast Log Entry (FLE) is a freeware program that creates ADIF files from manually entered QSO records. This is useful if you couldn't take a logging computer on your DXpedition etc by DF3CB

R-20 Signal Capture and Analysis Software - Connect your R-20 Communications Receiver to your computer. Put your listening hobby on your computer desktop.

AVROT project - Rotator controller, azimuth & elevation control of rotators (automatic antenna turning) based on commands from computer. A project by Pavel VACHAL and OK1DX - KF9VM

OZ2M - Next generation beacon - Next Generation Beacon hardware platform encompasses both analog and digital modes, i.e. CW FSK and MGM in a mixed mode configuration. The advantage of the mixed mode is that humans can decode the CW FSK by ear and the MGM can be decoded by computers way below what is audible. Therefore the MGM can be used for “pre-human-conditions” or early warning monitoring.

CAT Interface - CAT (Computer Aided Tuning) connects computers with ham radio. Yaesu FT-890 intercace and ICOM IC-Q7 schematics by DK7IN

Phasing out Interference - Phasing out interference, another look

Resolving 6 Meter Amateur Interference - Transmitting operations in the 50-54 MHz range offer some unique problems that over the past 50 years have stymied station owners, forcing them to tolerate quiet hours and hostility from family and neighbors attempting to enjoy other electronic services.

RFI (Radio Frequency Interference) - This page is meant to be a resource for hams interested in understanding and eliminating RFI problems.

Identifying sources of radio frequency interference - This page describes the results of some tests with a portable spectrum analyzer in attempt to identify the sources of RFI around the house. Radio interference was found in a number of unexpected places.

VK2QW Sound Card Interfacing - Computer to transceiver sound card interfacing by VK2QW

Dual Radio Computer Interface - Schematic of a simple interface to connect a pc to a FT-1000 Mk5 Field and FT-817 transceivers.

N5EG VNA - This article describes a low-cost vector network analyzer that operates from 200 kHz to 100 MHz, and connects to a personal computer using a USB 1.1 interface By Tom McDermott, N5EG, and Karl Ireland