Recent content by gauri_22480

  1. gauri_22480

    triggering pulses to mosfet

    can I drive mosfet bridge (H bridge) using 555 timer ? how? I know ......we can give triggering pulses to mosfet using microprocessor......or using some IC ......... but because of some problems I don't want to use microprocessor or any specific IC ....... so do let me know is there any...
  2. gauri_22480

    square wave to sine wave converter

    hello, I just wanted to know if somebody could suggest me a way to convert a square wave to a sine wave with same frequency ? Just like you can convert it to triangle wave with a op. Amp. mounted as an intergrator. Thanks in advance for any suggestion.
  3. gauri_22480

    ferrite core transformer

    hey guys........let me know can we simulate ferrite core transformer or high frequency transformer? If yes .......can we use pspice for simulation? plz help................. :-[
  4. gauri_22480

    high frequency transformer

    hey guys........let me know can we simulate ferrite core transformer or high frequency transformer? If yes .......can we use pspice for simulation? plz help..........I am newbee......... :'(
  5. gauri_22480

    integrator help

    sir I have made some modifications again ........have a look at it.......... now what u think about waveforms ? Is this okay? or still some thing is wrong?
  6. gauri_22480

    integrator help

    hey.................I got the solution............ ..thank you very much for your timely help.........
  7. gauri_22480

    integrator help

    output of integrator is also square wave of 5 v , 50 hz ...... ??? ???
  8. gauri_22480

    integrator help

    hey thanx for your quick reply.........here I am using JK flipflop as frequencydivider........JK flip flop is in toggle mode............ can I use R-C integrator instead of op amp integrator? I made necessary correction suggested by u but still not getting triangular output from...
  9. gauri_22480

    integrator help

    hello herewith I am attaching circuit diag ....plz go through it......output of JK flip flop is given to integrator......here I want integrator to obtain triangular waveform fron square waveform ........but I am not getting expected results.........this integrator is not giving me triangular...
  10. gauri_22480

    plz help.........I am new in thif field

    can any one tell me what is active current wavshapping technique? how it works?.......its circuit diag........... or control circuit for boost converter or triggering circuiit for chopper
  11. gauri_22480

    555 timer in astable mode

    plz help me .I am in big trouble......I want square pulses of 100 khz frequency ........I have connected timer 555 properly but its not giving me expected output........what shoul I do?
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