end feed zep

W3FF Portable Dipole  ^pop - This is the antenna w3ff designed for his walking portable station. It is a dipole constructed out of the plastic plumbing pipe CPVC. There are telescoping whips at the ends of each side of the dipole, and these whips are adjusted to bring the antenna into resonance on each of five HF Bands 10, 12, 15, 17, and 20 Meters

PA0NHC 80/40mtrs dipole antenna - Dipole antenna for 80 to 20 mtrs with END-coax feed by PA0NHC

Switchable Antenna 80/160 meters band Priority listing - A switchable antenna for 80/160 meters by IK1ZOY. A new version of a 1/4L 80 m. dipole modified for use in 160 m. band. using it's own coaxial cable feeder to wrap a coil.

Transmission Lines - Whenever you choose a coax feedline, the frequency of operation is a very important consideration. Over the operating bandwidth of the coax the VSWR is low, typically 1.2:1 or better. Insertion loss is also an important parameter. It is usually specified in dB/foot and is a linear relationship.

Transmission Lines - Articles on SWR measurements and feed lines tuning.

The 5 Bands Wire-Beam - This wire-beam has one radiator-element, feeded with 450-Ohm-Wireman-twinlead and needs an antenna-tuner. For the bands 6m, 10m, 12m, 15m, 17m and 20m bended reflector-elements are used. The support is a cross of 4 fibreglass-fishing-rods

Modified Buddipole for 40 to 10 Meters - This is modified version of buddipole antenna, using vertical wires instead of telescopic ends by ks7j

All HF Band Antennas - F6ITV consideration on HF Antennas, from trap wired anternnas, to center feed antennas.

PJ2T - Caribbean Contesting Consortium - The Caribbean Contesting Consortium is a contest club dedicated to fun, international friendship, and advancement of the contesting art through superior operating technique and maximum application of technology.

dx-info.de Weekly DX-Calendar - DX Calendar and DX related informations

LA2Z - LA2Z - Hortensgruppen av NRRL. QSL information, scheds, online log, a description of our installations, meeting agenda, group activities, contact information, few images and a select few links. We also have an extensive private member area with debate forums, group activities, voting, mailing system, projects and local information

K6RF Streaming Video - Live video and audio feed from K6RF ex K6DXC radio shack. Audio is from either the FT-920, FT-817 receivers or a microphone. Video is from a Logitech Pro-4000 Webcam

Cleveland.com: Police Scanner  ^pop - Live feed from Cleveland, Ohio

Shelby County Scanning - Live feed of Shelby County, TN Police Fire and EMS, by scanmemphis.net

New York Hudson Falls live scanner - Live feed from Warren county fire dep. radio

NU9N ESSB AM Hi-Fi ham radio audio setup - NU9N recomendations for processed SSB, ESSB, AM Hi-Fi, Mid-Fi, Amateur Radio Audio Setup for transmiters, receivers and Amateur Radio Recording/Playback

Guide to Ham radio - Beginners guide to Ham Radio. Build your own radio station at home and talk to freiend all over the world. Find lot more at www.hamradio.co.in

IRC D-STAR - Independent Radio Club's D-STAR repeater system

Recommended frequencies for digital modes - Active digital mode frequency list compiled by Jason Buchanan - N1SU

Calright Instruments - Used test equipment, used electronic test equipment, refurbished test equipment and other pre-owned electronic test and measurement equipment to buy or rent.

QuikPSK - Supports both PSK31 and PSK63, sends and receives color thumbnail portraits by PSK63, displays 24 PSK63 channels simultaneously, and features semi-automatic mode selection between PSK63 and PSK31. Merely left-click on a PSK63 signal to copy, or right-click on a PSK31 signal to copy.

DNBTV - This experimental software will send pictures or slow video directly from your webcam through your soundcard. you will need a webcam capable of 160*120 24bit RGB.

HalloSat AO-40 Special Edition - Freeware Tracking Program for AO-40.Based on Windows timesetting, thus automatic switching between normal and daylight saving time. Preview listings with a view to the passband schedule, to the squint angle and elevation. Integrated frequency calculation for transmit frequency (uplink) depending on receive frequency (downlink) with a view to dopplershift. CAT – Control for all Icom – Transceivers without IC-821.

GorbTrack - GorbTrack or Geostationary Orbit Tracker is a freeware program intended to be an aid in finding geostationary satellites. It produces output helpful in aiming dishes for receiving television broadcast satellites. The program also displays several astronomical values like the positions of the sun and moon

Amateur Radio RF Safety Calculator - University of Texas Amateur Radio Club RF-Calculator. This is a main beam power density estimation program intended for use as part of a routine evaluation of RF safety compliance with FCC regulations