350w

Specifications Output Power 200W into 8 Ohm; 350W into 4 Ohm Music Power 240W into 8 Ohm; 480W into 4 Ohm Frequency Response -1dB at 15Hz and 60kHz at 1W Input Sensitivity 1.75V for 200W into 8 Ohm Harmonic Distortion Typically .002% at normal listening levels Signal-to-Noise Ratio -122dB...

This switching power supply works in the single switch forward topology. In the article about switching power supplies it is II.A. Operating frequency is cca 80-90kHz. As a control circuit UC3844 is used. It is similar to the UC3842, but duty cycle is limited to less than 50%. The transformer...