PreppComm Blog

Join our journey! Here you will find thoughtful & helpful blog posts from our founders, press releases, Tweets and Facebook posts. To stay in the know, sign up for automatic updates.

Filter by

A Powerful Tool for Homeschooling: Ham Radio
March 7, 2023
Before we start, let’s look specifically at the issue of why PreppComm has homeschooling blogs? Why is PreppComm interested in homeschooling? Or ma...
- Read more
Amateur Radio Contributions Advancing Radio Technology
February 28, 2023
Amateur radio, also known as "ham radio," is a thrilling and dynamic hobby that has been popular for over a century. It has played a critical role ...
- Read more
Setting Up an Icom 7300 for 1300 Hz Tones
January 20, 2023
There has been so much confusion on how to set up an external transceiver so the DMX-40 or MMX in External Mode can receive the proper 1300 Hz sign...
- Read more
- 1 comment
Morse Code: What It Is & How It Is Used Today
January 14, 2023
Ever watched a historical film where soldiers tap on a machine to send coded messages? That’s Morse Code. It allowed for the easy and simple transm...
- Read more
Learning Morse Code and CW
December 14, 2022

Morse Code is the oldest form of digital communication. It initially was used in analog form, but now can easily be transmitted digitally. Receiving digitally with good results has not been possible until recently.

PreppComm has made use of Morse Code easy - you can use it without knowing the code yourself. However, there is another dimension to radio communication with Morse Code, which is actually learning how to use it on eat air. This is called CW. CW and Morse Code share the code, but CW is another whole level: how to operate on the air with code. Learning CW requires patience and practice.
- Read more
Turning Disability Into Purpose
November 30, 2022
PreppComm technology is not only great for typical ham radio operators, but is especially helpful and a blessing to many with various disabilities. The MMX and DMX-40 was invented by a disabled person, and PreppComm is very aware of the feedback from delighted customers that have found that they too can now enjoy CW communication because the technology opens the door for them.
- Read more
After 52 Years of Field Day, Murphy Still Reigns!
July 6, 2022
Prologue, June 30, 2022: This story evolved from an email note that I wrote on June 26, 2022, to Eric Anderson at PreppComm after the close of ARRL...
- Read more
It’s Winter, but Transceiver Engineers Don’t Hibernate
January 28, 2022
Like many of you around the world, we in north Idaho in the United States are handling our share of snow and ice. We are happy to just keep the wa...
- Read more
The October That Wasn't
November 14, 2021
The October that Wasn't. It was a nightmare month of COVID, and PreppComm wasn't. For all of you customers out there that actively or passively supported us during our hour of need, we thank you from the bottom of our heart!
- covid
- history
- Read more
Meet the Support Team
July 13, 2021
PreppComm started out as an effort by one person, but was quickly supported by a number of other amateur radio operators. Without that support, Pr...
- Read more
PreppComm Announces: International Shipping
May 30, 2021
We’ve taken notice of you international visitors to the PreppComm website and appreciate your interest in the DMX-40. Until now we’ve shipped only ...
- Read more
- 3 comments
Rule the Waves: Charge Ahead with Lithium-Ion Batteries
May 20, 2021
How much power is enough to rule the airwaves the way you want? You hope that you have a truly powerful battery bank, or you’ll be out of business....
- Read more
- 1 comment