Monthly Archive: November 2016

Build Holiday Electronics Projects

“This Christmas, Make and Give to someone that needs it most. That is the real spirit.” – dapj micro-readerboard Christmas tree ornament displays a short message, one letter at a time, on a bright...

LED Christmas tree – Learning Electronics

Letter from Chris of PyroElectro.com in 2013 – Happy Holidays! Here’s a project I know your readers will love! It’s an all-digital-hardware LED Christmas tree we’re calling the Christmas Tree O’Digital Logic. The tree...

MadLab – Inventive electronic kits

Unique, hands-on electronics workshop for children and adults. In the workshop participants solder electronic components onto specially-designed circuit boards. MadLab – Inventive electronic kits MadLab has been made possible through the generous sponsorship and...

Experiments with the LM2575

The standard buck regulator circuit delivers a +5V output. This is a rather straightforward circuit and will operate with a wide spread of component values. Optimal values should be selected however to get minimal...