Amateur Radio W3DHJ -- Jonesy DM78rf

Amateur Radio Station W3DHJ • Jonesy, DM78rf • near Pueblo, Colorado.

"So," you might ask, "Why is it Jonesy, W3DHJ, Colorado?"
Well, click here and I'll tell you.

There are only six 'features' anchored off this web site for now:

6M Halo - HomeBrew at 75 MPH!

The construction of a sturdy mobile Six Meter Halo antenna from mostly scrounged and "re-purposed" materials.

VHF Contest Rover: DM77 - DM78 - DM87 - DM88

A look at my modest VHF Contest Rover operation in several rare and semi-rare grid squares on the high plains of S.E. Colorado.

Using Cable TV HardLine

Often scrap lengths (up to 100' or more) of 1/2" and 3/4" aluminum-clad CATV hardline can be had for free from the local cable tv company. Here are some techniques for making connectors and some ideas on usage.

Yaesu G-450XL Problem/Repair

Solving a problem where the azmiuth display was inoperative on my G-450XL rotator.

Mirage B3016 preamp replacement

One solution to the total loss of smoke in the Mirage B3016's factory-installed pre-amp -- and, perhaps many others.

linux scripts for radio amateurs

A (small) collection of scripts (programs) that I have written for linux and freeBSD.

Pin-point my QTH (DM78rf) and see if I need to throw my coax out the shack window:

W3DHJ QTH and WX

Jonesy, W3DHJ Pueblo, Colorado