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Category Archives: Amateur Radio

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Killed It!

Gallery

Posted on January 15, 2013 by Ed Skinner

This gallery contains 1 photo.

It’s only 1/8″ across so those five wires sticking out each side are very close together. The tip of the soldering iron I tried to use is too big – it bridges all five wires at once. I should’ve stopped … Continue reading →

Posted in Amateur Radio, Electronics | 3 Replies

JUMA-TX1 Assembly Begins

Gallery

Posted on January 14, 2013 by Ed Skinner

This gallery contains 2 photos.

The green circuit board seen here is the first of three major assemblies, the DDS (Direct Digital Synthesis) board on which the transmit signal will be generated. Shown also are the tools and especially the large magnifier in the upper-right … Continue reading →

Posted in Amateur Radio | 2 Replies

Listen a Lot, Talk a Little (Part 3 of 3)

Gallery

Posted on October 9, 2012 by Ed Skinner

In the previous sections, we eavesdropped on a live conversation between two ham stations, one in Windsor Ontario and the other in Venezuela on the northern coast of South America. And I mentioned that while you’ll find hams of all … Continue reading →

Posted in Amateur Radio, Electronics, Software | Leave a reply

Listen a Lot, Talk a Little (Part 2 of 3)

Gallery

Posted on October 7, 2012 by Ed Skinner

In the first part of this post, we had a quick look at a conversation taking place between ham radio stations in Ontario Canada and Venezuela where I just happened to be in the right place, Phoenix Arizona, to “hear” … Continue reading →

Posted in Amateur Radio, Electronics, Software | Leave a reply

Listen a Lot, Talk a Little

Gallery

Posted on October 6, 2012 by Ed Skinner

This gallery contains 5 photos.

I’m running my ham radio that uses the computer to do a lot of the work. Here’s a quick run down on what you see. First, notice there are four windows including a big, multi-section one in the upper left, … Continue reading →

Posted in Amateur Radio, Electronics, Software | Leave a reply

ASCII to Morse Translator

Gallery

Posted on July 21, 2012 by Ed Skinner

While there are several ASCII to Morse code translators out there, I haven’t seen the encoding used herein. It is slightly denser than most and should work nicely in machines with a tight memory constraint. The basic translation represents each … Continue reading →

Posted in Amateur Radio, Electronics, Software | 3 Replies

On The Air (Again)

Gallery

Posted on May 5, 2010 by Ed Skinner

Upper Pulley Location (Not Me At 55′) I made my first contact yesterday after many years. I ran an End-Fed Half Wave (EFHW) as a vertical up the side of a tall palm tree using the rope and pulley installed … Continue reading →

Posted in Amateur Radio, Electronics | Tagged Uncategorized | Leave a reply

HF Portable Wire Antenna Kit

Gallery

Posted on February 14, 2010 by Ed Skinner

One of my passions is experimenting with antennas, wire antennas for HF to be precise. I want to be able to improvise and adapt to the situation at hand whether I’m at home, traveling on business, or hiking in the … Continue reading →

Posted in Amateur Radio, Electronics | Tagged Antennas, Portable, WA5DBU | Leave a reply

Nuts!

Gallery

Posted on January 27, 2010 by Ed Skinner

I’m using PC board to construct some custom enclosures. The materials and construction techniques will be the topic of a future posting here. But in working out all the details, there’s an interesting challenge to bolting the box shut. Specifically, … Continue reading →

Posted in Amateur Radio, Electronics | Tagged Hardware | Leave a reply

Juma RX-1

Gallery

Posted on January 7, 2010 by Ed Skinner

Juma RX-1 Direct Conversion Receiver (Click for larger image) Here’s my completed Juma RX-1 direct conversion DDS receiver. If you’re familiar with the unit, you can see I’ve pretty much built it as the designers, Juha Niinikoski OH2NLT and Matti … Continue reading →

Posted in Amateur Radio, Electronics | Tagged Portable, QRP, Receiver, Surface Mount | Leave a reply

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  • About
    • Background
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    • Style Guide
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    • What is Flat5?
  • Fiction
    • Serpent’s Smile – Overview
    • The Brown Desert Frog
    • Writing Prompt
  • Genealogy
    • Anita’s Immediate Ancestry
    • Ed’s Immediate Ancestry
    • Genealogy: Overview
  • Music
    • After Eight
      • A Summer Song
      • Candles In The Window
      • Chattanooga Choo-Choo
      • Christmas Is
      • Do You Wanna Dance?
      • God Rest Ye Merry Gentlemen
      • Have Yourself A Merry Little Christmas
      • In the Mood
      • Jingle Bell Rock
      • Let It Be Me
      • Route 66
      • Trickle, Trickle
      • You Were On My Mind
    • Anita and Bud
      • Angel Eyes
      • But Not For Me
      • Desafinado
      • Green Dolphin Street
      • I Should Care
      • I’m Glad There Is You
      • It Never Entered My Mind
      • Lullaby of Birdland
      • Once I Loved
      • One Note Samba
      • Quiet Nights
      • Simple Life
      • When I Fall in Love
  • Non-Fiction
    • Bullseye
      • 22 LR Ammo Velocities
      • Dillon 650 Procedure
      • Ed’s Red Notes
      • Fixed Sight Drift Formula
      • Inexpensive Scope
      • Prevent Hammer Follow
      • Trash Can Snap Cap
    • Creative Non-Fiction
      • Maulball
    • Table Top Photo Studio
    • Things That Go Bump in the Night
    • VMEbus for Software Engineers
    • Wuhan, China

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