Sunday, June 14, 2015

Kuching sky at early morning 6 AM

Early morning sky in Kuching from great eastern building midnight shift work





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Adjustable DC to DC step up voltage booster using LM2577 -Adj P+ chip

One simple circuit to step up voltage using LM2577 -Adj P+ chip. The schematic is from Texas Instrument and it works expected - and below is...