-
Recent Posts
Archives
Categories
Category Archives: Amateur Radio / Ham Radio
Winding Your Own Inductor (From 1997 QST)
Building antenna tuners and amplifiers often requires you to roll your own inductor. This takes you through the steps. Wind your own Inductor
Posted in Amateur Radio / Ham Radio
Leave a comment
Calculate the Impedance of a Length of Wire
This site has a calculator to determine the impedance of length of wire. Very helpful http://www.chemandy.com/calculators/round-wire-impedance-calculator.htm
Posted in Amateur Radio / Ham Radio
Leave a comment
Computer ATX Power Supply to 12V 12 Amp
ATX power supplies are easy to convert to a 12 volt supply for a radio. ATX supplies typically provide 10 to 12 Amps output current. To convert the supply take several of the yellow wires (12 Volt lines) and tie … Continue reading
Posted in Amateur Radio / Ham Radio
Leave a comment
Vender for RF Kits and Parts – Flying Pig Rig V2
Kits and Parts has all sorts of semiconductors and toroid’s. They also have rf kits that are useful for building a radios. A fairly new product is their 5 Watt CU Transceiver for $42, it is call “The Flying Pig … Continue reading
Posted in Amateur Radio / Ham Radio
Leave a comment
End Fed Antenns EARC FED 6-4
I found this end fed 6 – 40 meters and picked one up. I have saved the PDF on my site and you can view it here: Endfed6_40 Click here for the link to the club selling the antenna http://earchi.org/ Click … Continue reading
Posted in Amateur Radio / Ham Radio
Leave a comment
Build an All Band HF Air Core
Here is the link for the ”UGLY BALUN”, this makes an ideal RF Choke http://www.hamuniverse.com/balun.html For IT Support and InfoSec services see, www.quanexus.com
Posted in Amateur Radio / Ham Radio
Leave a comment
Find an Amateur Radio License Exam Session
This link helps you find local test sites http://www.arrl.org/find-an-amateur-radio-license-exam-session For IT Support and InfoSec services see, www.quanexus.com
Posted in Amateur Radio / Ham Radio
Leave a comment
Toriod Coil Info
Here is a handy link on materials and equations for toroids. http://toroids.info/ For IT Support and InfoSec services see, www.quanexus.com
Posted in Amateur Radio / Ham Radio
Leave a comment