A simple, low cost, conversion of incandescent-lam.
KIS-3R33S - DC-DC Step-Down Converter
【F.H.】KIS-3R33S 【F.H.】KIS-3R33S F.H. 2012-4-13 1 .KIS-3R33S - DC-DC power module
A simple, low cost, conversion of incandescent-lamp illuminator to a power LED By Dushan Grujich, on October 15th. 2012 My LOMO Biolam 70 has come wit.