Search results

  1. aniruddha

    URGENT : Please help on 40Khz oscillator

    Hi, Please could anyone provide a ckt. diagram for a 40 Khz sinusoidal oscillator. A circuit using a IC will also do.             OR A circuit using discrete components like transistors etc will also do. In short any 40Khz sinusoidal oscillator design is welcome. Please provide any or as...
  2. aniruddha

    Please help on odd reference voltages

    Please help me with the (schematic) design of reference vtgs. of +2.65V and +3.673V. Accuracy and stability and stability are the most important criterion as they will be fed as analog ref. vtgs to PIC .
  3. aniruddha

    Site Accessing Trouble

    Hi, Sometimes when I try to access this site it just doesn't open. It gives errors like invalid address or check network status or it just takes eternity to open ..... literally! Why does this happen ??? and this does not happen with anyother site I visit.
  4. aniruddha

    Please provide "Art-Work" or PCB Design Software.

    What is artwork? (Is it same as PCB designing?) Which is the best freely available software on internet for pcb design / art work? Even a trial version (that'll work for few days) will do ... but it must have sufficient utilities. Also which is easy to learn and use in shortest possible time...
  5. aniruddha

    Protecting the motor

    Hi, I am using a motor for a particular task. I want the motor to stop if their is heavy obstruction/retardation to its motion so as to protect it from damage. ( By the way I am assuming that it will be damaged if motion is attempted in such case, is that true? or does it just switch off if it...
  6. aniruddha

    Whats a HD44780 ?

    Well, I am planning to use an LCD for my project. The datasheet for HD44780 appears ambiguous in context as to how many lines of display does the chip provide ? and how many characters per line ? Sometimes the datasheet refers to the chip (DDRAM) being 40-character long. Whereas at some...
  7. aniruddha

    Whats that background circuit ?

    Hi, everytime i come to this site, before the complete page is loaded a circuit appears as a background image. Anybody knows what the complete ckt. is? Just curious ;D
  8. aniruddha

    Please help on "Telephone voltage levels".

    Hi, I am planning a project to control (on/off) various home appliances via telephone. I think that telephone line offers 3 different voltages for following conditions: 1-telephone not in use 2-telephone ringing 3-telephone telephone in use (i.e. eg. when receiver is picked) The controlling...
  9. aniruddha

    Please tell me whats a "STEPPER MOTOR" ?

    Please tell me whats a "STEPPER MOTOR" ? Does it also have part numbers or variants? Whats the approximate cost? Thanks in advance.
  10. aniruddha

    Polar Capacitor as a Diode?

    Hi everyone, I have a few conceptual probs. pls hlp. 1- What is the constructional difference between polar and non-polar capacitors? 2- What is the operational(functional) difference between polar and non-polar capacitors? 3- If a polar capacitor is connected with opposite polarities will...
Top