About

Gender

Male


Location

WA


About Me:

I'm interested in this stuff as a hobby. But my work is also a hobby so it all ties in.


Hometown:

Perth


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NingNong commented on UFO-MAN's blog post Pulse width modulated (PWM) hotwire foam cutter prototype
"I mean resistance increases current drops!"
Aug 13, 2009
NingNong commented on UFO-MAN's blog post Pulse width modulated (PWM) hotwire foam cutter prototype
"I used a 3A 12V battery charger and the 0.3mm Nichrome wire from (For the Aussies) Dick Smith (4m = $4 approx). Don't worry about calcs, just play with results.
1) less wire = more heat, more wire = less heat, start with about 30-50cm.
2) 2x battery…"
Aug 13, 2009