Tuesday, February 14, 2017

Headphone jack polarity (left, right, ground) positive and negative

Headphone jack polarity (left, right, ground) (tip, ring, sleeve) positive and negative connection port.



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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...