Category Archives: c-electronics

General Electronics Posts

Repairing a female Molex .156 Found on Pinball Games

Posted on November 30, 2020 by Dan TheMan

I recently purchased the pinball game Funhouse, my all time favorite. The machine was refurbished and looks brand new inside and out. Shortly after receiving it I noticed that coin door functions were working erratically. Most importantly, the buttons used … Continue reading →

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The Ultimate Electronics Toolbox

Posted on May 25, 2020 by Dan TheMan

In the early 80’s I stumbled across a Plano 757 tackle box and purchased it to store my small assortment of electronic tools and parts. It quickly ended up at my office where I was constantly having to make cable … Continue reading →

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Woof Off! PCB Files

Posted on August 29, 2019 by Dan TheMan

Göran Cronström graciously shared the PCB CAD files he made for the Woof Off! project.  He created both a SMD version and a PTH version. Awesome, and thanks Göran! The SMD version is here: http://www.xyfyx.com/files/WoofOffFabSMD.zip While the PTH version is … Continue reading →

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Woof Off! – A Device to Control an Out-of-Control Barking Dog

Posted on March 13, 2018 by Dan TheMan

A friend came to me a few months ago asking for help building something to stop his neighbor’s barking dog. I’ve been having the same problem for a few years now, so I was definitely interested. I’m fortunate enough to … Continue reading →

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Poor Man’s Conductive Pre-Compliance Testing

Posted on December 19, 2017 by Dan TheMan

I want to do some pre-compliance testing on Scammer Jammer. I have an inexpensive spectrum analyzer to do radiated testing. Conductive testing requires more expensive equipment. First, you need an LISN device and, in my case, it needs to be … Continue reading →

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Scammer Jammer Telemarketer Call Blocker

Posted on December 18, 2017 by Dan TheMan

I’ve not posted much in the past 2 years because I’ve been busy on the project that was, in part, due to the research that I ended up posting here. I didn’t want to post anything specifically about this project … Continue reading →

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Cermetek CH1724 Modem PTH Adapter Board

Posted on March 2, 2017 by Dan TheMan

I need to solder pins to multiple CH1724 modems which look like this: I tried soldering header pins directly, but that was a cluster. So I designed this little adapter board: You can layout header pins on a PCB, put … Continue reading →

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Cleaning Flux from Printed Circuit Boards (PCB)

Posted on November 22, 2016 by Dan TheMan

I got some professional looking PCB boards manufactured for a project recently. The boards look great compared to anything I could do myself. Problem is, after I solder on the components and try to clean the flux off, I’m always … Continue reading →

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Project Box Graphics

Posted on April 25, 2016 by Dan TheMan

After building my project’s box (see here), I wanted to create some decent graphics. I spent a fair amount of money on the guts, I did a nice job cutting holes, I expect the ‘customer’ will have this for several … Continue reading →

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Cutting Holes in an ABS Plastic Project Box

Posted on April 22, 2016 by Dan TheMan

Wrapping up a project and it is time for the case. I purchased a nice heavy duty case from Mouser to use. It needs several holes which are easy enough but it also needs a large rectangle cut out as … Continue reading →

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