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  1. DMITRY GOLOVIN

    Eagle schematic and board editor problems...

    thanks napos i successfully did it  ;) but i still wonder if there is any solution for 2. problem  ???
  2. DMITRY GOLOVIN

    Eagle schematic and board editor problems...

    i have added a new question above... please help me...
  3. DMITRY GOLOVIN

    Eagle schematic and board editor problems...

    thanks napos it worked  ;D but 2. problem is still alive... Mr. MP, the program is full and professional but i knew the dragging technique you mentioned and it is not easy cuz i have exact dimensions(in cm) i wonder if there is a dialogue window in eagle to type the size of the board directly...
  4. DMITRY GOLOVIN

    Eagle schematic and board editor problems...

    this is my 1. problem: as seen in the picture, pin 4(ground) and pin 8(+vcc) are absent on LM358 in eagle schematic editor... so after switching the board mode there are no connections on these pins... how can i solve this problem? and this is my 2. problem: how can i change the size of...
  5. DMITRY GOLOVIN

    Led display Digital Voltmeter question

    in schematic there is no connection point on pin 30...(no dot) by the way for 0-20 v range it is said "R3-->0 ohm" ,0 ohm means shortcircuit and  if we shortcircuit pin 30 and pin 31 we will read always "0000" i think... according to the 7107 datasheet (Low Cost Digital Panel Meter Designs...
  6. DMITRY GOLOVIN

    Led display Digital Voltmeter question

    i think in this schematic there is a problem... several times i tried to build this circuit as mentioned but always there is a stable value on displays and i realized the fault situation(that's my idea :-\) we apply the + voltage on pin "1" but there is always a stable voltage on this pin...
  7. DMITRY GOLOVIN

    Led display Digital Voltmeter question

    is there anyone tested this circuit with a frequecny-voltage converter LM2917?
  8. DMITRY GOLOVIN

    need a good matlab tutorial

    it's hard to find a direct link to download matlab... so use a file-sharing program(e-mule,dc++)... you can easily find a zipped setup or .img file to burn...
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