OUR READERS SAY…
Energy Harvesting …
The following letter was directed to “Math’s Notes” editor Irwin Math, WA2NDM:
Hi Irwin,
I look forward to your column in each month to see the new, innovative ideas you present. From many of your articles I have the feeling that these are ideas that came to you but you have not actually put the parts together to verify that the concept will work. Your (June) article on the concept
