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Recent content by abcqasim

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    Dead Time PWM Controllerl Circuit to drive a half bridge IGBT inverter

    Why you need more than 500nsec dead time, if your mosfets has the switching capability at this speed than there should be no problem. Also i have used IR2109 and IR2184 IC in Single phase Inverter project both are working fine while the output curent of ir2184 is higher than ir2109 but both have...
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    Current Transformer Ratings.

    10:1 C.T should be enough for this current. Also i have attached the circuit design Application note so read it and work according to it
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    Negative volt switching by TTL Signal

    I want to make a circuit which can switch between -48V and 0V by applying TTL Signal. So if anybody has circuit or any suitable idea to do that then please must share it
  4. A

    PWM based UPS Inverter 24V

    I am working on 24v UPS Design and i have also make the design and also i have generate 240Vac buy 24V but the problem which i am facing is Mosfet gradually heat up when i connect transformer (at No Load) but output voltage still maintain itself at 240Vac, i have make many efforts to solve this...
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    GPS Receiver GR89 Holux

    Thanks for the answer but can u share your schematic of Holux M-89 GPS Receiver, because this will clear all the problems and willl be helpful in my project.
  6. A

    GPS Receiver GR89 Holux

    Thanks for the answer but can u explain me the difference between active and passive antenna.
  7. A

    GPS Receiver GR89 Holux

    Can anybody explain what is the function of pin 19 and pin 20 in Holux GPS Receiver GR 89 and where i have to connect antenna.
  8. A

    GPS Receiver GR89 Holux

    No, I think it need max232 to communicate with PC. if any body already worked on this project then share the circuit diagram
  9. A

    GPS Receiver GR89 Holux

    Hi ! If anybody working on GPS Receiver Holux Br89 or already worked on this project then please share the schematic to see GPS Data on Hyper terminal.
  10. A

    Need help with my code for GPS

    Can you share your schematic ?
  11. A

    nokia 6610 sms fbus problem

    Can you please tell me that which cable are you using to interface Nokia 6610 with your PC either it is Serial or USB(also mention thenames of the cable) because i am also working on same type of project
  12. A

    what does Retlw .128 means

    hi! i want to know that what does '.' represents in "Retlw .128" command. Is this indicates a float number or something else please reply to "muhammad.qasim@fti.com.pk"

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