Simple op-amp Preamplifier using LM382
This Simple op-amp Preamplifier using LM382. It can take sound general signal AUX and a signal from Microphone. For enlarge sound signal at the beginning. By use op-amp IC number LM382 be usable easy. It can take the perception wide have S1 choose sound signal entireness AUX and MIC. Besides …
Class A amplifier circuits
Here is Class A amplifier circuit. It have good sound Distortion-free. First use main are transistors only. Second: 5W output use IC-low noise IC,MJ2955 power transistors
Regulator 5V,6V,9V,10V,12V 1A By IC 7805,7806,7809,7810,7812
When you build , electronic project , that have to use , power supply regulated source. I thinks you might something the circuit that has the height and economize with. I begs for to advise this circuit , because use voltage regulator Ic 78XX series series. By you can change …
Variable power supply 0-30V 1A using transistors
This is simple Variable power supply 0-30V 1A projects. I use the transistor 2SC1061 or H1061. It used for control current up to 1 Amp. The circuit use transistor 3 pcs only, it very small circuit. The Q3-C1061 must hole heat sink with. VR1 for control voltage 0-30V at 1A …