I have been gifted a couple of these TDA7293 Power Amplifier boards, and I need to give power to them. Description says *DC power supply: positive and negative 25-45V *The power of the transformer: ...
I'm using this Mitsubishi RF amplifer in a portable device. The Mitsubishi amp operates well between 7V - 9V. But I have to interface with a power source that gives 1.5V, and stepping 1.5V up to 7V ...
Class D PWM switching power amplifiers use an LC filter at the output to filter out the switching harmonics: Other than the inductance value, what properties are important for this inductor? What ...