Presentation on theme: "(Bal-anced to Un-balanced) K8KIZ 7/2014. Voltage baluns are easier to make and will work in any number of situations. Current baluns, while more difficult,"— Presentation transcript:
(Bal-anced to Un-balanced) K8KIZ 7/2014
Voltage baluns are easier to make and will work in any number of situations. Current baluns, while more difficult, tend to be more effective over a greater range of circumstances, balancing the current on both sides of the antenna. Usually, any balun is better than no balun. K8KIZ 7/2014
With neater turns, this free form ‘UGLY’ balun is as good as the one above! K8KIZ 7/2014 Photo Credit: K3DAV
Both voltage and current baluns are available from a number of manufacturers. Making your own is definitely within the capability of the average ham. Using a readily available kit, you can save at least 60% off the price of a commercial unit. K8KIZ 7/2014
$15.35 K8KIZ 7/2014
Not included! K8KIZ 7/2014
10 turns = 36 degree divisions K8KIZ 7/2014
A wire that passes through the center of the toroid counts as one turn!
Heat Shrink Tubing. K8KIZ 7/2014
Start the shrink wrap at the bottom, so the top piece will overlap for water drainage.