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Category Archives: c-electronics
Repairing a female Molex .156 Found on Pinball Games
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
The Ultimate Electronics Toolbox
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
Poor Man’s Conductive Pre-Compliance Testing
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
Scammer Jammer Telemarketer Call Blocker
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
Cermetek CH1724 Modem PTH Adapter Board
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
Cleaning Flux from Printed Circuit Boards (PCB)
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
Project Box Graphics
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
Cutting Holes in an ABS Plastic Project Box
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