Author Archives: wmatl

About wmatl

I graduated from Southern Poly in Marietta in 1989 with a Bachelors in Electrical Engineering. I worked repairing industrial electronics and control systems for over 15 years. Started a document scanning company with a friend in 2006. With the continuing struggling economy my involvement ended with the closing of the Marietta location in 2013. Now I am back to repairing industrial drives.

Down side of advertising in the yellow pages

I want to share my experiences dealing with the big phone companies advertising that publishes that real yellow paged phone book in Georgia as well as many other states or for our purposes we will call them Satan. It’s a … Continue reading

Posted in Business, Rip Offs | Tagged , , , , , | Leave a comment

Repair of a Channel Master D2A

After studying Amazon I picked this converter because the only negative review was over the interpretation of the description of what the unit was for. It has worked well for years until it started to continuously reboot.  Rather than just replacing it I … Continue reading

Posted in Electronics, Hobby, Repair, Uncategorized | 1 Comment

Sub Contractor of a Prime Contractor on a Federal Contract. My Sad Story.

Before I share my story, I will share my advice on being a Sub Contractor for a Prime Contractor on a Federal Contract.  Assume that you will not get paid without a FIGHT.  So make sure that you take steps … Continue reading

Posted in Business, Rip Offs | Tagged , , , , , , , | Leave a comment

Adding an Aux Garage Remote.

My purpose for this project is to add an additional remote controller to my garage door opener without making any permanent changes to the opener.  In this project I used the Visitect RF300R receiver and matching remote. Decoding the outputs.  The … Continue reading

Posted in Electronics, Hobby | Tagged , , | Leave a comment

Remote Control Door Latch

This is a hack I did to control a 12 vdc electric door strike.  Since I was doing this on the cheap parts on hand where used. I used a surplus power supply and remote control (Key Chain Remote).  The only … Continue reading

Posted in Electronics, Hobby | Tagged , , | Leave a comment

Louder Doorbell Hack

This is a hack I did to make a wireless doorbell loud enough to be heard over loud equipment and to give a visual indication of which door button had been pressed. For the visual indication I used two 4 inch CCFL … Continue reading

Posted in Electronics, Hobby | Tagged , , , | Leave a comment

Steve Jobs 1955-2011

Wednesday we lost an Industry leader and pioneer. I fear that he may not see a pioneer of his caliber again.  From the early days of computers he defined the industry. Even with his departure he continued to be a pioneer … Continue reading

Posted in Leader | Tagged , , | Leave a comment