The downspout has a vertical run of approximately 16 feet connecting the horizontal rain gutter which is about 16 feet long across the front of the house.
Rain gutter ham antenna.
500 hz or narrower cw filter really takes away many noises compare to wider setting of ssb voice.
Trying to drive the gutter itself as an antenna is really asking for trouble.
Having limited space for wire antennas elected to use one of the house rain gutters for low hf 40 80 160 the gutter is 67 long continuous aluminum.
Rain gutter antennas amaze me too.
However i recommend cw for such installations.
I originally did a write up on it in 1994.
Economics and efficiency are the main objectives.
It is 80 feet long and off center fed as a windom with a single wire lead in to a tuner.
That article found its way into several ham radio publications and newsletters.
I built variations of this antenna when i lived in several rental homes on hawaii island shortly after getting my novice class amateur radio license back in 1977.
I did use rain gutter as antenna and water pipe as ground it worked great from 160 mtr to 10 mtr.
Unlike gregg s gutter antenna the spout and long horizontal section were made from plastic.
Well he feeds it with a 12 foot peice of wire hooked to one of the down spouts and on 40 meters running 3 5 watts he is s9 5 here over 300 miles away.
Below is a photo of a simple effective and entirely covert hf antenna.
Rain gutters are a compromise at best.
Over a quarter wavelength for 40 meters and almost a half wave for 30 meters.
Also less interference is created to neighbour s tv etc from cw than ssb.
Here s a rain gutter for ya.
A ham friend of mine recently asked me for the details of how i use my rain gutter and downspout as an antenna.
Including the feed wire into the shack the total length is in the neighborhood of 42 feet.
Using the terms rain gutter and efficiency are a contridiction.
And weaker signal from such set up can be heard better in cw.
I had great time.
I have a couple of questions for anyone with expertise or experience in using a rain gutter as an antenna.
The rain gutter is fairly new about 3 years old.
I looked at several possible solutions including one developed by my good ham friend friday lunch buddy stealth antenna compatriot long time dxer celebrated author and renowned physicist yardley beers wøjf who did all the complex mathematical calculations on my rain gutter antenna and offered me a coil design that could be added to the feedpoint in order for it to load on 160 meters.
Attached the feed line to a downspout and coax shield to grounding.
Rain gutters are notorious for having poor electrical contacts at joints that act as diodes and cause severe tvi merely because an antenna is near them.
