feed line length

7 Elements YAGI for 144 Mhz  ^{updated  pop} - The QM7 antenna is a simple 7 elements Yagi with 3.7 m boom length for the lower 144 MHz SSB/MGM band, in PDF Format

Antennas and Feedlines - Long article on antennad and feed lines

HC DX Feeding that antenna - Avoid noise, boost performance: make a perfect coax feed line. The perfect feedline, How to install your antenna properly, How to get the best from your coax

Velkommen til NRRL-Ringeriksgruppen

Ham Radio Online - Audio Stream Live - Ham Radio Audio Stream: listen live to German amateur radio repeaters.

Las Vegas Metro Police scanner  ^{updated  pop} - Live feed from las vegas police web site. LVMPD, scanner may not be available.

ScanCT - Connecticut's largest online scanner site

Los Angeles Police Scanner  ^{updated  pop} - LAPD Los Angeles Police scanner. Listen to LAPD Live feed

Monrovia PD CA - Include frequencies for Rose Parade and Rose Bowl

Alabama mobile police - Alabama mobile police scanner feed

Syracuse Police/Fire Scanner - Live scanner feed

Council Bluffs, Iowa Live Scanner - Live scanner feed from Council Bluffs, Iowa. Police, IHP, EMS, Fire.

Power Line Noise - I have a shortwave radio, but I get nothing but a loud buzzing on it. What's wrong?

Shortwave Propagation - Description of shortwave propagation on shortwaves, refers to those wavelengths which occur with frequencies from about 3 to 30 mHz, or 100 to 10 meters

British Columbia's Online Radio Scanning Community  ^pop - BC scanning guide include police scanning frequencies in Canada.

On Track On Line - On Track On Line provides information about Rail Travel and all facets of the hobbies of railroading and trains.

ScanNewBedford.com - Welcome to scannewbedford.com. This site was built for people who would like to hear a live broadcast of New Bedford Massachusetts public services. There are also a few frequencies from other local towns such as Dartmouth, and Fairhaven being broadcasted on our live audio feed. The web site is free for everyone to use and pass along to another friend. Thank you and enjoy the Scan New Bedford Live Scanner Audio Broadcast of New Bedford`s Police, Fire, and EMS.

Radio City - Radio City features a wide selection of amateur radio equipment from Kenwood, Icom, Yaesu, MFJ and a host of other manufacturers. Visit the store in Mounds View or shop here, online.

Burghardt Amateur Center - Ham radio store and online shop

Austin Amateur Radio Supply - Austin Amateur Radio Supply, online amateur radio store.

Associated Radio - Ham radio shop with online catalog

Shortwave Monitoring Station - Berlin - Shortwave Monitoring Station in Berlin: DX news, HF propagation, greyline, DRM news, QSL gallery, audio recordings and more

Band Master - Band Master is a program for Radio Amateurs that downloads DX spots and displays them in different ways, including a graphical band map. It can be used either as a stand alone application or as part of a logging or contesting software via the COM/OLE interface. Rig control, country/province resolution, azimuth/distance calculator and online QRZ lookup are built-in, propagation prediction and geographical mapping are available through integration with HamCap and DX Atlas respectively.

RF and Microwate Power Amplifiers - RF and Microwave Power Amplifier and Transmitter Technologies, amplifierlinearity, efficiency and available RF power devices.

WV7U.com - Hank's Amp Pages - WV7U's YC156 and 3CPX800 amplifier projects. Everything you wanted to know about using the YC156 or 3CPX800 in a ham radio linear amplifier. See pictures, schematics, test data, links, and more!