Automatic NiMH battery charger circuit
The project is the NiMH battery charger circuit on automatically shut off when fully charged. Can charge batteries 1-10 pcs. Depending on the input voltage […] Read more
LM339 Datasheet – Quad Comparator – How to use
We normally use this IC OP-Amp in voltage comparator circuit. Learn it more! Read more
Bridge adapter circuit, stereo to high power mono amplifier
The bridge adapter circuit using NE5534 low noise IC to convert normal stereo to high power mono amplifier about 4 times,watt power lost approximately 75% Read more
LM324 circuit | How to | Datasheet | Pinout
The LM324 circuit is high popular, in many circuit diagram,package of four (OP-AMP) The power is single-polarity positive- negative, very wide range. […] Read more
30 watt OCL amplifier circuit diagram with PCB
The integrated amplifier that is smaller. For listening in a small room. Must have good the sound quality. Low noise and cheap. Read more