tperk commented on How to make inexpensive solar panels from broken ones, joining the discussion with 2 other people 5 months ago

Going to try this one.

tperk graded How to make inexpensive solar panels from broken ones, giving it an A+. Its average grade is now an A 5 months ago

tperk favorited How to make inexpensive solar panels from broken ones, becoming the 9th person to do so 5 months ago

tperk commented on How to calculate faster than a calculator, joining the discussion with 12 other people 5 months ago

pretty cool!

tperk graded How to calculate faster than a calculator, giving it an A-. Its average grade is now an A- 5 months ago

tperk created a new playlist called electronics, using How to use a CRT oscilloscope as its 1st video 5 months ago

tperk commented on How to use a CRT oscilloscope 5 months ago

From a beginners standpoint this is an excellent video

tperk graded How to use a CRT oscilloscope, giving it an A+. Its average grade is now a B 5 months ago

tperk favorited How to use a CRT oscilloscope, becoming the 1st person to do so 5 months ago

tperk commented on How to use an oscilloscope 5 months ago

Very informative.

tperk graded How to use an oscilloscope, giving it an A. Its average grade is now an A 5 months ago

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tperk joined WonderHowTo 5 months ago

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