Why A Beam Antenna?
Talk a little about beam antennas so the newcomer will have a better idea of how they work. You won't be in ham radio very long before you hear hams talking about gain, or power gain from an antenna. Why a Beam Antenna? ... Get Content Here
Learjet 25 - Wikipedia
The Learjet 25 is an American ten-seat (two crew and eight passengers), twin-engine, high-speed business jet aircraft manufactured by Learjet. It is a stretched version of the Learjet 24. ... Read Article
Directional Antennas - YouTube
Diana Eng demonstrates and explains a Yagi antenna, useful for transmitting directional signals. http://blog.makezine.com/archive/2010/02/seeing_radio_waves_ ... View Video
Antennas: Receiving - DX Engineering
Proven Products. Expert Advice. World-Class Products Shipped Worldwide. DX Engineering Antennas: Receiving ... Doc Retrieval
5. ANTENNA TYPES - NCJRS
17 Figure 5. The vertical dipole and its electromagnetic equivalent, the vertical monopole 5. ANTENNA TYPES Antennas can be classified in several ways. ... Retrieve Content
This Old-school Way To Get Free TV Is Making A Comeback
We've all heard about cutting the cord, which means ditching cable and using other, cheaper means to watch TV—Netflix, Amazon Prime, YouTube. The Wall Street Journal published a story earlier ... Read News
Homebrew Coaxial Dipole For VHF Or UHF - Repeater Builder
Homebrew Coaxial Dipole for VHF or UHF Here’s a base station antenna you can easily build for 146, 220 or 440 MHz. Performance is equal to antennas are quite broad band and will cover the entire band in each case with these sizes. ... Retrieve Doc
An HF Portable Antenna - KE7HR Home Page
An HF Portable Antenna Paul R. Jorgenson KE7HR NSS 39382FE The need arose for a compact, Full size antennas are a bit awkward at 75 meters. (The 75 or 80 meter amateur band in the USA extends from 3.5 to 4.0 MHz.) Good success was seen with a MFJ 1988T portable telescoping antenna. ... Fetch Content
Antenna Measurement Chapter - Diamond ... - Diamond Engineering
Practical Antennas 1 1.1 1.2 Antenna Measurements By Michael Hillbun 1.3 Introduction 1.3.1 Friis Equation Traditional Antenna measurement has until recent years required custom ... Fetch This Document
Mobile HF Antenna By N6TWW - YouTube
In this video I show my mobile HF antenna and how I set up the mount using the standard trailer hitch receiver. More of my antenna projects can be found at: ... View Video
Wire Antennas For Ham Radio
ANTENNAS 1 de 45 Wire Antennas for Ham Radio 70 Antenna Ideas Iulian Rosu YO3DAC / VA3IUL, http://www.qsl.net/va3iul ... Get Content Here
The Underestimated Magnetic Loop HF Antenna Articl
An Overview of the Underestimated Magnetic Loop HF Antenna It seems one of the best kept secrets in the amateur radio community is how well a small diminutive magnetic loop antenna can really perform in practice compared with large traditional HF antennas. ... Read Here
Denver Broncos’ Mile High Stadium Gets $6 Million Internet Upgrade With Faster, Reliable Wi-Fi
But that system essentially just put overhead antennas everywhere. This year’s renovation adds antennas in handrails and under the seats. Installation is underway but only 40 percent complete ... Read News
Zumwalt-class Destroyer - Wikipedia
The Zumwalt-class destroyer is a class of United States Navy guided missile destroyers designed as multi-mission stealth ships with a focus on land attack. ... Read Article
Coat Hanger HDTV Antenna! - YouTube
Cheaply, easily an quickly build an HDTV antenna that outperforms amplified store bought antennas! For more great ideas see http://metacafe.com/channels/babb ... View Video
Antennas - DX Engineering
800-777-0703 I DXENGINEERING.com 79 7777 0770303 I DXXEXENGG Antennas MFJ-1780 Manual Screwdriver Antennas These adjustable and durable antennas are an ... Fetch This Document
30kHz To 30MHz - Loop-antennas.com
MAGNETIC LOOP ANTENNA ADVANTAGE Most active antennas are the whip type and respond mainly to the electric-field. The Magnetic Broadband Loop responds ... Access Doc
Antenna Fundamentals - ECE@NUS
Hon Tat Hui Antenna Fundamentals NUS/ECE Antennas are device designed to radiate electromagnetic energy efficiently in a prescribed manner. It is the current distributions on the antennas that produce the radiation. ... Access Content
Successful Wire antennas PRELIMS
SUCCESSFUL WIRE ANTENNAS 42 3 DipolesDipolesDipoles T HE WIRE DIPOLE is a very effective antenna that can be constructed and installed very easily and for only a small cost. ... Fetch Content
Laboratory #6: Dipole And Monopole Antenna Design
EEE 171 Lab #6 1 Laboratory #6: Dipole and Monopole Antenna Design I. OBJECTIVES Design several lengths of dipole antennas. Design appropriate impedance matching networks for ... Get Doc
VHF/UHF Quad Antenna - IW5EDI Simone - Ham-Radio
VHF/UHF Quad Antenna The information in this article has come from many amateur sources, the most notable was from WA6TEY antennas use the easy to make/tune loss’ee capacitive/inductive gamma type matches which consume some amount of antenna RF energy, ... Retrieve Content
AM Antenna Systems Paper
Antennas of this length provide adequate efficiency and bandwidth. Sometimes, though, aeronautical or structural considerations force broadcasters to use shorter towers. The apparent electrical length of short towers can be increased through the use of top ... Fetch Full Source
Selecting The Right WiFi Antenna For Your Application - L-com
Choosing the Right WiFi Antenna for your Application . Peter McNeil . Product Marketing Manager . L-com Global Connectivity . Abstract . This white paper discusses the types of antennas available today to address different WLAN applications. ... Access Document
Signal (EP) - Wikipedia
On YouTube: Signal is the fourth extended play (EP) by South Korean girl group Twice. posed with both hands on their heads using letter Y of the American manual alphabet that look like two antennas, were released over the next few days. ... Read Article
No comments:
Post a Comment