mobile interference

IK1ZYW Vertical antenna - A vertical antenna for stationary-mobile HF-VHF operation. It works on 2-6-10 and 12 meters band.

Mobile Antennas for 10 Meters - Interesting article on mobile antennas by Cebik, W4RNL

Mobile Helix Antennas for HF - Normal mode helix antennas for HF mobile. Photos andn plan for a 20 meters mobile helix antenna by N2MH

Effective HF Mobile Antennas - Effective HF Mobile Antennas Keith WB2VUO, explains difficulties on gaining antennas efficiency on lower bands with mobile antennas.

Antenna Tuning - Tuning mobile and base antennas, measuring SWR.

Home Brew VHF UHF dual band antenna  ^pop - Contructing precedure and tune up of a dual band mobile antenna. This antenna is just a 1/4 wavelength resonator for both UHF and VHF band. It provides no GAIN as compared to other multi-section design.

ARRLWeb: The HF Mobile Antenna - Members only articles on HF mobile antennas, includes an interesting RV antenna with a 5 bands coverage, and another similar antenna for camper.

A $20 HF mobile antenna - A few hours of fun with PVC and wire and you’ve got yourself a respectable road radiator. The antenna consists of little more than some PVC pipe topped by a RadioShack replacement whip antenna and a couple of coils made from a small roll of #14 house wire.

Travel loop antennas Priority listing - PA11019 Travel loop antennas, these antennas cover 6.300 to 29.200 mHz , handle 35 Watts and have a packing size of 43 cm, ideal for fieldwork, or mobile operations.

Handi-Tenna portable satellite antenna - Here is a high-performance hand-held beam antenna that is easy to build and guaranteed to improve your downlink from the LEO satellites over ANY rubber duck or mobile whip

GMRS Consumer Information - The General Mobile Radio Service (GMRS) Is a two way radio service used by families and individuals for personal use. This site provides basic information on this service.

Spider Antennas - Compact HF antennas for home and mobile use, compact HF maritime antennas, manufactured by multi-band antennas

GLA Systems - Texas BugCatcher antenna manufacturers. Mobile antenna for hf bands. The serious HF Mobile Antenna by Henry Allen, K5BUG

Star Antenna  ^updated - Communication Electronic designs, manufactures and markets antennas for fixed wireless and mobile wireless applications in a wide range of frequency bands.

RACOM - Radio modems - RACOM is a Czech company specialized in design and production of radio modems and other devices for wireless data networks for radio channels from 140 to 900 MHz. RACOM radio data networks are suitable for data transfer in telemetry & SCADA applications, transaction networks, security systems, IP networks and firts of all mobile tracking and fleet management.

Kotkar Energy Dynamics Priority listing - Vehicle mounted mobile telescopic telecommunication towers, splice vans for OF cable maintenance, BTS shelters.

About digital modes - The digital modes provide a wonderful opportunity for those of us who would like to work on the HF bands but find CW too difficult and SSB phone prohibitive because of interference problems. The digital modes are easy to set up and get operating, require low power and a narrow band.

KØBG's ham radio mobile operator web site - This site is dedicated to mobile amateur radio operators, old and new alike. Whether you are into HF, or VHF operation, I trust the information presented will increase your enjoyment of our great hobby. With safety as a byword, there are articles on amplifiers, antennas, bonding, impedance matching, installing hardware, mobile equipment, noise and RFI abatement, wiring, and much more. I do my best to keep these articles up to date, and easy to follow.

Bicycle-Mobile antenna - WA5FRF VHF mobile antenna for bicycle installation

Kq6xa ROCA radio orienteering in a compact area - ROCA Radio Orienteering in a Compact Area, ARDF Foxhunting. T-Hunting. The New Walking Foxhunt "ROCA". Rules and Event Organizational Information. Experimental and Competition Events. Equipment. Links. RDF Radio Direction Finding Systems. Mobile Transmitter Hunting.

Go4Electronics.com - CB Radios, Scanners, Radar Detectors, Two Way Radios/GPS store. Products you can trust Cobra, Uniden, Garmin, Rocky Mountain, Whistler and more. We are your specialty store for your mobile communication needs. Based in Tampa Florida.

Spectra SDR Software Defined Radio - Power Tools, communications architecture wireless mobile middleware tool

hamDXcluster for iPhone - DX Cluster for iPhone application

Ferrite on Reducing RFI - Using ferrite to reduce radio frequency interference with your PC monitor or antennas with your receivers or transceivers.

New Developments with PLC in Japan - The Japan Amateur Radio League (JARL) is cautiously watching new developments concerning the commercialization of Power Line Communications (PLC), while continuing to carry out joint experiments with a high speed power line communication promoters' alliance to reduce potential interference to radio communications.