How To Make A 27mhz High Gain Colinear Antenna

how to make a 27mhz high gain colinear antenna

HIGH GAIN COLINEAR ALUMINUM ¾ Wave EXTERMINATORII®

Make sure the bottom support is attached to the antenna below the decoupling sleeve, and that the top support is mounted 18" or more above the top of the whip.



how to make a 27mhz high gain colinear antenna

UHF High Gain Collinear Base Antenna rfiwireless.com.au

Collinear antenna building, by Karl Shoemaker, AK2O . Introduction: A collinear (or co-linear) antenna array is an array of dipole antennas mounted in such a manner that every element of each antenna is in an extension, with respect to its long axis, of …

how to make a 27mhz high gain colinear antenna

WB3AYW HIGH GAIN 2 Meter OR 440 BAND COLLINEAR ANTENNAS

This project is about a cheap way of building a colinear antenna for VHF 145MHz, and having about 10dB more gain than that little 1/4-wave magmount I have not used for 6 years. The actual gain of this antenna is +7.5dBd. It consists of five half-wave dipoles, four of which are end-fed by means of a 1/4-wave stub to invert the phase.



how to make a 27mhz high gain colinear antenna

Solarcon A99 Home Base Station Cb Radio Antenna W Ground

collinear pictured is literally "two" (hence double the gain of any 5/8th wave CB antenna made today). The 5/8th wave antenna The 5/8th wave antenna elements …

How to make a 27mhz high gain colinear antenna
2.4GHz 10dBi Collinear Antenna RFI Wireless
how to make a 27mhz high gain colinear antenna

stacking antenna and broadside collinear gain increase

4/04/2010 · Decided to build a collinear 900 MHz antenna from coax. The antenna is built from 50 Ohm RG 58 coax cable with a theoretical gain of 9 dB over 360 deg. Since each 3 dB doubles the effective power of the transmitter, this will give about 8 times the power.

how to make a 27mhz high gain colinear antenna

11 meter Collinear Antenna Highest Gain CB Antenna Made

VERSION II NOW SHIPPING, OMNI-DIRECTIONAL ANTENNA, PACKS AS MUCH GAIN AS 2 DIPOLES SHIPPING FROM EU, NOW ALSO IN KIT FORM!! Looking for a solution giving gain similar to 2 bay vertical dipoles with perfect omnidirectional coverage and …

how to make a 27mhz high gain colinear antenna

HIGH GAIN COLINEAR ALUMINUM ¾ Wave EXTERMINATORII®

1) “A High Gain Collinear for 1296MHz” Q?Bit 1986 Peter Williams ZL2ARW. 2) “Omni?gain vertical for VHF and UHF” Mike Collis WA6SVT. 3) “Build a 9dB, 70cm, collinear Antenna from Coax” N1HFX.

how to make a 27mhz high gain colinear antenna

Tall Stacks of V/UHF Collinear Verticals eHam.net

So the best solution is a compromise and involves the usage of high velocity coaxial cable for the antenna part to reduce the differences, especially if you want to make an antenna with more than 6 …

how to make a 27mhz high gain colinear antenna

stacking antenna and broadside collinear gain increase

6/04/2014 · This 2-meter antenna suspended within a moderate size tree would seem to be ideal for many of us: Zero visibility, cheap, fed from the bottom and very high gain, 13 dBd for 10 elements.

how to make a 27mhz high gain colinear antenna

RFI CD7195 Black Bullbar Mounted 3G+4G+4GX Antenna

The computer shows that the antenna (mounted 1 foot above ground) has a gain of about 1.5 dBd higher than a dipole's gain (also mounted 1 foot above ground.) The second reason you may want to use the 5/8 wave vertical is to obtain a lower angle of radiation.

how to make a 27mhz high gain colinear antenna

11 meter Collinear Antenna Highest Gain CB Antenna Made

Solarcon A99 Home Base Station Cb Radio Antenna W Ground Plane 27mhz Aerial A-99 for - Compare prices of 46064 products in Audio & Video Accessories from 210 Online Stores in Australia. Save with MyShopping.com.au!

how to make a 27mhz high gain colinear antenna

Base Station Mast Mount Antennas Rojone Pty Ltd

A range of high gain omnidirectional collinear antennas, the COL8 and COL12 are electrically identical and differ only in their physical construction. An operating bandwidth of 10 MHz is provided within VSWR limits of less than 1.5:1, making them suitable for single and multi frequency applications. The antennas include internal DC grounding for lightning protection and the reduction of static

how to make a 27mhz high gain colinear antenna

477MHz UHF CB Monopole Antennas

Shock Wave Antennas makes high quality antennas, masts and bracketing to suit your needs. From 1/2 waves and 5/8's to Yagi's and Ringo's the Shock Wave range is extensive. Antenna …

How to make a 27mhz high gain colinear antenna - Discover ideas about Citizens Band Radio Pinterest

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