Search Results for "am antennas"533 links - and 4 categories
Antennas : Feed Lines
- Build An LF Antenna Analyzer
- A Portable Low Frequency Antenna Analyzer, For those of us who like to play with antennas on the ham bands, one of the handiest tools to have around the shack is an "antenna analyzer". These gadgets combine a signal generator and standing-wave ratio (SWR) sensor in a small battery-powered unit.
[ Hits: 4337 | Votes: 2 | Rating: 5.00 ]
- PA0IB Magnetic Loop antennas
- Nice photos of two home made magnetic loop antennas assembling details, covering 3.5 MHz to 10.2 MHz and 11.9 MHz to 32 MHz
[ Hits: 3196 | Votes: 3 | Rating: 6.33 ]
- 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.
[ Hits: 2929 | Votes: 1 | Rating: 8.00 ]
- Types of multiband antennas
- Types of multi-band antennas for the HF bands, from the horizontal end fed wire, to g5rv, log periodics, trap dipoles, vee beams and rhombic antennas.
[ Hits: 9942 | Votes: 11 | Rating: 6.18 ]
- The Challenge: Receiving Antennas
- Importance of receiving antennas in working dx stations by Greg Ordy
[ Hits: 1571 | Votes: 1 | Rating: 10.00 ]
- Antennas basics
- An antenna study guide by NZART, cover basic topics like dipoles, wave lenght calculation, baluns, beams, dummy loads, and measurements.
[ Hits: 23812 | Votes: 13 | Rating: 8.77 ]
- Amateur Radio Antennas: Ground Theory
- Perfect ground vs. poor ground. What is the difference? How does the ground influence the DX-gain?
[ Hits: 6176 | Votes: 0 | Rating: 0.00 ]
- New HF antenna HB9ABX
- A new, revolutionary design allows the construction of small HF antennas,
which provide the same efficiency as large antennas. This antenna can be built for all HF bands, from 10 to 80 m.
[ Hits: 21502 | Votes: 33 | Rating: 9.13 ]
- Slinky Antennas
- The first recorded use of the slinky as an antenna was by American soldiers during the Vietnam conflict. The slinkies were thrown over trees and used in emergencies when the normal antennas weree out of action
[ Hits: 8770 | Votes: 0 | Rating: 0.00 ]
- PA-11019 Home made stuff Blog
- Homemade hamstuf, mostly homebrew antennas in Dutch
[ Hits: 866 | Votes: 0 | Rating: 0.00 ]
- PY1LEO - Leonardo
- ham radio,antennas,satelites,rtty,cw,packet,forum,my blog,and other aplication ham radio
[ Hits: 171 | Votes: 0 | Rating: 0.00 ]
- Cobra UltraLite Antennas by K1JEK
- The alternative multi-band solution, covers more bands than a G5RV, light weight, won’t damage your trees.
[ Hits: 3173 | Votes: 23 | Rating: 7.52 ]
- KVK Antenna Systems
- The manufacturer of the NuBeam, Vipole, and the multi-band Quad-Folded-Dipole (or QFD for short) antenna. Also have a unique multiband vertical which can combine operation on multiple HF frequencies as well as provide high gain on 50, 144 and 438MHz in a single antenna.
[ Hits: 3609 | Votes: 1 | Rating: 1.00 ]
- Antenna Noise and Signal Cancelling at LF
- The fact that the phasing between a wanted signal and an unwanted signal can be different on different antennas is put to advantage. With this condition, the unwanted signal can be cancelled out by controlling amplitude and phase. The heart of the system is some form of phase control circuitry.
[ Hits: 493 | Votes: 0 | Rating: 0.00 ]
- K0BG'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.
[ Hits: 4485 | Votes: 9 | Rating: 8.56 ]
- P J Grimshaw : Antenna books
- Netspace of PJ Grimshaw author of books and websites on antennas for ham radio
[ Hits: 1358 | Votes: 1 | Rating: 9.00 ]
- Italian dealer for jammers, cx100, radio shack, telephony, antennas
[ Hits: 528 | Votes: 0 | Rating: 0.00 ]
- Rocket Radio UK
- UK based suppliers of CB, amateur radio equipment and DAB digital radios. Other products include antennas, base and handheld scanners, and accessories including microphones, books.
[ Hits: 858 | Votes: 0 | Rating: 0.00 ]
- Alabama radio
- Eastern Alabama's dealer of amateur radios and antennas, CB radios and antennas, scanners, radar detectors, power supplies, and other related accessories.
[ Hits: 871 | Votes: 0 | Rating: 0.00 ]
- RadioLabs - Radio, Wireless and Beyond
- Specialize in engineering, design and repair of all rf equipment. Dealer for two way radios, scanners, shortwave radios, wi-fi antennas, wifi amplifiers. Based in Fortuna, California.
[ Hits: 660 | Votes: 5 | Rating: 5.80 ]
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