Click here to jump to weather.

K9LJB Amateur Radio 

What is ham radio?

Contact K9LJB | K9LJB through the years  | K9LJB/MM

Click here for additional pages about my personal ham radio activities.

Clubs and organizations

Sangamon Valley Radio Club   

American Radio Relay League

Macoupin County Amateur Radio Club

Emergency Communications!

Capital Area Amateur Radio Emergency Response Team

ICS communications      Illinois  ARES

Traffic Handling

Concerned about using your mobile rig while driving in Illinois?
Licensed Amateur Radio operators are exempt. Print out the act showing the exemptions and carry with you in your vehicle. "Just in case."   HB1247

While we're discussing mobile operation, here's a web site that has everything you need to know about mobile operation from K0BG

Raspberry Pi stuff 
Google Coder for the Pi
Getting started with Scratch language
Scratch at MIT

Learning CW

SKCC sked page

Map using APRS to show 2 meter band openings

APRS Tracking

D-Star Reference list

VOACAP propagation utility

WA7BNM Contest Calendar

Excellent article on half-wave end-fed antennas

The Truth about the G5RV antenna

Gary Johanson WD4NKA's site with lots of good info

The authoritative site for the Chinese  radios -

Updated 2017-09-18
K9LJB's CHIRP programming information 
for the Springfield, IL area

Everything you need to know about GMRS/FRS

FTDI USB programming cable.
More expensive, but it WORKS!

More Ham Radio links

Various articles about a simple 6T9 transmitter

Computer "Stuff"

Open Source Cloning software

Misc Stuff.

Amateur Radio Satellite Power Point presentation 
from the May 2013 SVRC

Solar info

Click here for Springfield, IL current weather

Real-time lightning map (opens new tab)  The maps below do not auto-refresh.

Radar Map, Regional