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  1. ante1

    Controlling motor speed

    Audioguru, It
  2. ante1

    electronic valve shower, do you have an idea???

    Hi Jeff, Do you just need a circuit to open and shut an electric valve or should there be some kind of sensor to control the valve?
  3. ante1

    Pressure sensitive switch

    Yevgeni, This document describes the hall effect : [attachment deleted by admin]
  4. ante1

    Floating Computer

    I wouldn
  5. ante1

    PC Oscilloscope

    To you mean an attenuator for the input?
  6. ante1

    How to control the motor

    Hi Tommy, Welcome to this forum. Are you referring to any special motor application? Can you describe what you like to accomplish with the motor circuit? Usually there is no reason to involve any microcontroller to control a motor.
  7. ante1

    E12 Resistor Series

    Hi CRE, They both work fine, here you can try different color codes: http://www.electrician.com/resist_calc/resist_calc.htm
  8. ante1

    Correct hall effect switch usage

    Here is some facts about Hall effect switches : [attachment deleted by admin]
  9. ante1

    Floating Computer

    Yevgeni, While you are calculating the series resistors you also know the currents so just sum them up and add some headroom and you have the value of a suitable fuse. Put it in the positive feed line close to the source.
  10. ante1

    Switching power supply

    Bikerman, ...long time no
  11. ante1

    Controlling motor speed

    Audioguru, Schiller, Yes you are right Audioguru, I
  12. ante1

    Controlling motor speed

    Hi schiller, Welcome to this forum. If the motors are pulling any load and you want to control the rpm resistors or rheostats is not the best solution. Resistors are not very efficient in a motor circuit and besides the heat losses it is not possible to keep a steady rpm. The best way to do it...
  13. ante1

    Antenna transmit pattern

    Hi Tubby, From what I know about antennas the best directions should be north / south (broad side) with your type of antenna.
  14. ante1

    Help: Circuit Design 4in NOR Gate

    Hi Simon, Welcome to this forum. On most alarm installations with backwards door switches you just fit an extra switch to each door. This is the same as the one you use for the hood and the trunk and sometimes also for the fuel hatch.
  15. ante1

    Floating Computer

    Hi Yevgeni, You need series resistors for the LED:s and you can feed them from the PC PSU on the 5V or on the 12V output. These outputs can provide power enough for hundreds of LED:s. It won
  16. ante1

    Pressure sensitive switch

    Yevgeni, Dazza, I think the hall sensor is more accurate and not sensitive to moist as the capacitive contraption would be.
  17. ante1

    PC Oscilloscope

    I don
  18. ante1

    Please help identify component

    Hi Trebla, Most likely it is a diode (single or double) since the ID is D39!
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