Recent content by dmaj

Oh wow thanks, I used a 555 timer to generate a pulse 2kHz but i am having problems getting the negative cycle of the squarewave. i tried inverting(not gate) the signal and putting into a H-bridge chip(L293), still no negative cycle. i got two pulses that are out of phase O_o. I designed and...

Hi i am a 3rd year electrical student, i have a limited knowledge about inverters. i am trying to make a pure sinewave inverter, my intial spec was to create a 1) boost converter dc to dc 2) 3 stage pwm using a bubba oscillator etc 3) using a filter. my supervisor for the project said i could...