db gain

85 links

A 5 elements Vee log-yagi for 10m
5 elements vee log yagi for 10m band boom lenght 4mt Gain over 10 dBd ...

[ Hits: 4609 | Votes: 11 | Rating: 7.82 ]

Double Extended Zepp Antenna - WH2T ^pop
This double extended Zepp provides 3 db gain over a dipole on the band it ...

[ Hits: 26159 | Votes: 28 | Rating: 6.35 ]

QM5 Yagi for 2 meters band - I0QM
The QM5 antenna is a simple 5 elements Yagi with 1 88 m boom length ...

[ Hits: 6872 | Votes: 4 | Rating: 5.25 ]
QM7 7 elements 144 MHz Yagi-Uda Antenna
The QM7 antenna is a simple 7 elements Yagi with 3 70 m boom length ...

[ Hits: 5361 | Votes: 15 | Rating: 5.27 ]
Stacked 7-Element-2m-Yagis
These yagis and groups were designed with YO7 23 from K6STI and checked with EZNEC ...

[ Hits: 3900 | Votes: 6 | Rating: 4.67 ]
2 Meter 10 Element Quagi Antenna
This antenna was designed by N6JSX Kuby for Transmitter hiding Fitting the requirements of directionality ...

[ Hits: 15661 | Votes: 32 | Rating: 7.06 ]

BV6 50 Mhz Yagis
Two Yagis for six meters band one 1 wavelength long with a gain of 9 ...

[ Hits: 4898 | Votes: 6 | Rating: 7.5 ]
Hairpin match for the 5 elements Tonna for 6 meter
How to improve the gain of your 5 element Tonna yagi for 50 MHz by ...

[ Hits: 2437 | Votes: 6 | Rating: 6 ]

432 Mhz 8 Element Quagi Antenna
How to build a 432 Mhz Quagi using a wood made boom and gives a ...

[ Hits: 14181 | Votes: 43 | Rating: 7.84 ]

6dB colinear VHF antenna - simone70 ^pop
Building details of a VHF colinear antenna with 6 db gain

[ Hits: 63394 | Votes: 108 | Rating: 5.52 ]

A Hanging Rectangular Loop Antenna
A rotatable hanging loop antenna that has been specifically designed for hanging in a tree ...

[ Hits: 3874 | Votes: 10 | Rating: 7.41 ]
The full-wave loop antenna
These omnidirectional antennas offer Horizontal polarization and about 2 1 dbd of gain They are ...

[ Hits: 5053 | Votes: 4 | Rating: 6.5 ]

Portable HF antennas
Excel sheet containing technical comparisons of commercial HF portable antennas compiled by ON4SKY Includes pictures ...

[ Hits: 2980 | Votes: 1 | Rating: 10 ]

Why I use dBi - W4RNL
Info about Gain

[ Hits: 5698 | Votes: 12 | Rating: 3.75 ]

VHF/UHF Yagi Antenna Design - K7MEM ^pop
Design your VHF UHF Yagi antenna online a JavaScript enhanced web page that implements the ...

[ Hits: 147451 | Votes: 1105 | Rating: 6.95 ]

Biquad Antenna Construction
This page details the construction of a biquad antenna The biquad antenna is easy to ...

[ Hits: 9320 | Votes: 19 | Rating: 7.57 ]

SuperPass Company Inc. - John Chen
Antenna manufactuer Panel antennas sector panel antennas high gain for ISM MMDS PCS GSM CDMA ...

[ Hits: 1991 | Votes: 4 | Rating: 5.5 ]

ERP Calculator Plus - Dave, KD4UDY
ERP Calculator is an Amateur Radio software utility designed to perform a side by side ...

[ Hits: 3002 | Votes: 9 | Rating: 5.11 ]

144 MHz preamplifier with BF981
Design of a preamplifier for 144 MHz with 1 dB NF and 23 dB gain ...

[ Hits: 17966 | Votes: 28 | Rating: 5.82 ]

Antenna Noise and Signal Cancelling at LF
By using the signals from two antennas controlling their relative amplitudes and controlling the phase ...

[ Hits: 7909 | Votes: 6 | Rating: 4.5 ]