Learn Amateur Radio Electronics on your Smartphone is now published as a portable, learning, reference and revision guide. Radio enthusiasts, students, trainers and hobbyists can have their own low-cost portable version as an eBook, plus an interactive App for a tablet or smartphone, along with the existing hugely popular PC version software. See Additional Notes at the back of the book for instructions to download the accompanying interactive App which brings the 250+ topics to life by allowing you to insert your own values. Visually on a phone or tablet it looks almost identical to the eBook pages, except you can edit the inputs to update the graphics and calculations to reflect those changes. There is also a comprehensive PC version to download with even more features both applications can be unlocked with your eBook purchase receipt for no additional charge. Education Bundle: eBook + PC software + App at a tiny fraction of the previously published price.