DIY Solar Battery
I now have 49 solar panels on my house. In the summer I routinely produce an excess of 10 kW of solar energy. I plan to purchase a 14 kWh […]
I now have 49 solar panels on my house. In the summer I routinely produce an excess of 10 kW of solar energy. I plan to purchase a 14 kWh […]
I purchased a Libre VNA network analyzer for $600. Here is one listed on eBay. I wanted a TRL calibration kit for this machine since I was not satisfied with […]
I am designing a microwave absorber made from conductive FDM 3D printed filament. My goal is to make the shortest possible absorber with the highest level of absorption. I have […]
I FDM 3D printed a model using PLA and HIPS, which is polystyrene. If I use limonene, which is extracted from orange peels, this can be dissolved. First I printed […]
I heard about the Hirsch Vortex Tube from a colleague at work and decided to build one. I was able to download a model from Thingiverse. Search for “Vortex Tube.” […]
I have a computer in a condo that I use for work very often. The condo is about an hour from my house, so it’s not easy to go there […]
Ever since I had solar panels installed, I wanted a system to alert people in the house when the system was producing excess power. That’s the right time to run […]
I purchased a new extruder for one of my home-made 3D printers. I work with a guy at SLAC doing work for CERN. He needs to provide electronics that work […]
I needed to establish remote access to a personal computer. It sits in a place where I don’t go very often. I recently had Sonic installed there. I was able […]
I purchased the LibreVNA, which allows two port vector network analyzer measurements up to 6 GHz. I have the original model that cost about $600. Here is a link to […]