Username pgbowers
Member Since January 1, 2013

pgbowers's Public Circuits:

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LM317 Fan Speed Controller

LM317 Fan Speed Controller PUBLIC

Here is a simple speed controller for a soldering fan. Input is around 12 V DC from a solar-charged gel cell, output is an old PC fan, 12 V DC, .30 A

by pgbowers | updated July 16, 2013

lm317   solar   speed-control