I’ve wanted a Bluetooth speaker when working in the yard or around the house. There are a lot of options to purchase one, JBL makes a great item, but it’s too much money for what I need. Since bluetooth/amp boards…
Overview A recently purchased AcuRite weather station requires a USB connection to a computer in order to update online services such as the Weather Underground or AcuRite’s My Backyard Weather. In this case, the optimal location for the display unit…
I have a fluorescent light under the shelf on the workbench that provides some additional light to the two task lights I use, but it is not as bright or as efficient as I would like like. A LED fixture…
Manufacturer: Sunpak Model: Magic Sound Box Web: http://www.magicsoundbox.com/ Place of Purchase: Woot! Cost: $4.99 The reason this was purchased is simply for the gimmick of “sound induction technology”. Of course the cheap price was also a motivating factor. I have…
The Blitzortung lightning detection kit was purchased by my cousin for his home weather station, I assembled the kit and performed initial testing. This project shows part of the assembly process, final assembly pictures and a couple videos of the initial…
Read the previous entries for this project: 20W Amplifier Project 20W Amplifier Project – Redo 20W Amplifier Project – Prep Work The remaining components finally arrived, the work can begin on the volume, tone and balance portion of the circuit. …
This is the continuatioin of the 20W Amplifier Project. The previous two entries can be found here and here. With the main part of the 20W amplifier assembled and operational, it’s time to focus on control volume. In the circuit…
About a year and a half ago I created a Smartphone Tripod Adapter for the Samsung Galaxy S3, it has worked really well. Now a modification to the original design is required to accommodate the slightly smaller Moto X that…
The 20W amplifier project, as detailed in the last entry, was a partial success. It was working, in that the sound was being amplified, but there was a tremendous amount of humming. The other issue, which does not have anything…
After attempting, and failing, at building an audio amplifier for the garage, simpler design was in order. After some research, amplifiers based on the TDA2003 IC seem quite common and rather easy to build. This is the schematic used for…