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571 links - and 65 categories

Bazooka dipole for 70 cm band
Here is a very simple 70cms dipole from Harald PD2HFE which uses a single piece ...

[ Hits: 16576 | Votes: 30 | Rating: 6.67 ]

Balun Information
Baluns for HF application resource page

[ Hits: 3970 | Votes: 1 | Rating: 10 ]
Balun Construction - G8JNJ
The design of Ruthroff broadband voltage transformers

[ Hits: 2366 | Votes: 10 | Rating: 6.5 ]

Build a 2.4GHz Vertical antenna ^pop
Building a 2.4GHz vertical collinear omnidirectional antenna

[ Hits: 77423 | Votes: 118 | Rating: 6.27 ]

2.4GHz Helix antenna ^pop
Concise instructions on making a broadband helical antenna for 2 4GHz use such as 802 ...

[ Hits: 50989 | Votes: 111 | Rating: 6.16 ]

K5TR'S Antenna Designs - YO files
Antenna designs that K5TR have collected from various sources.

[ Hits: 1111 | Votes: 2 | Rating: 9 ]

PringlesCantenna - Seattle Wireless
The PringlesCantenna is an ultracheap Yagi type directional antenna that can be built for under ...

[ Hits: 9420 | Votes: 5 | Rating: 6.8 ]

Harbach Electronics
Your world wide source for Heathkit Drake Collins and Dentron amplifier parts upgrade kits ...

[ Hits: 2382 | Votes: 3 | Rating: 5.33 ]

WeatherShack.com
Weather stations at weathershack com your source for weather instruments weather station wireless weather stations ...

[ Hits: 353 | Votes: 2 | Rating: 9.5 ]

Sunstone Circuits - Dinesh Sanodiya
Sunstone Circuits is your easiest source for quoting and ordering printed circuit boards online We ...

[ Hits: 692 | Votes: 3 | Rating: 8 ]

Eliminate QRM from 6 meters band
The circuit described below will substantially reduce or completely eliminate interference from almost any local ...

[ Hits: 1571 | Votes: 1 | Rating: 10 ]

The KA7OEI FT-817 pages
A web page dedicated to the Yaesu FT 817 with lots of links and usefull ...

[ Hits: 632 | Votes: 0 | Rating: 0 ]

Two Way Radio Battery - Jim Goodman
TwoWayBattery com is your source for high quality two way radio replacement batteries chargers eliminators ...

[ Hits: 564 | Votes: 1 | Rating: 10 ]

FreqTweak - K. Uusitalo
FreqTweak is a tool for FFT based realtime audio spectral manipulation and display for Linux ...

[ Hits: 1394 | Votes: 3 | Rating: 9 ]

FFT Explorer
A free GPL Linux Xwindows GUI based utility that performs spectral analysis on real time ...

[ Hits: 10993 | Votes: 8 | Rating: 4.88 ]

Battery University
On line resource that provides practical battery knowledge for engineers educators students and battery users ...

[ Hits: 711 | Votes: 3 | Rating: 9 ]
The Great Battery Shootout
Review of the great battery shootout

[ Hits: 1268 | Votes: 2 | Rating: 5.5 ]
Technical resources for design engineers using batteries and power supplies.
Resources for custom battery chargers and power supplies from powerstream

[ Hits: 609 | Votes: 1 | Rating: 10 ]

Delabs technologies Product Design and Engineering - Anantha Narayan
Around 200 electronic circuits in pdf format or images There are also over 1000 links ...

[ Hits: 748 | Votes: 2 | Rating: 7 ]

Automotive RFI elimination - WA6PDP
ARRL pdf file on how remove car noise from your radio Modern vehicles are RF ...

[ Hits: 3167 | Votes: 6 | Rating: 6.96 ]