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Recent content by shater

  1. S

    Using external comparator instead of the one in atmega

    Ok Thanks. It is also hard to get here :) What do you think about TL074? I found someone told someone that it is simmilar. Can I use it?
  2. S

    Using external comparator instead of the one in atmega

    Thanks. In my country google gives only one match for search "TLV2401" or TLV2402" or "TLV2404" so are there any mor popular op-amps or any replacments for this? Cause I can't buy this in my country.
  3. S

    Using external comparator instead of the one in atmega

    Ok thank you for this help. I am lame at electronics so forgive me :) Anyway can you tell me what comparator would be good for me? I would prefer comparator. I know that I can make comaprator from simple op-amp but as i said I don't do electronics so I rather buy a whole comparator.
  4. S

    Using external comparator instead of the one in atmega

    Hello. First, apologizes for my English. Here's the deal: I made very simple circuit which is using analog comparator in atmega8. There is Ultrasonic receiver plugged into comparator. When it measure some vibrations, it makes very tiny wave and comparator tells me when it passes zero...
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