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  1. M

    Led bar graph

    Thanks for the reply. I would have used a 4017 but I did want multiple LEDs on at once. I am definatley going to cascade the 3914's and experiment.
  2. M

    Led bar graph

    Good evening I am trying to create an LED single line bar graph t. Similar to a vu meter that can count between 1 and 50. The idea is for a button to be pressed each time a count is to be added and one extra LED will illuminate. So for example 3 leds will be lit for 3 counts press button...
  3. M

    Micro rice lights

    Hi All I am looking at making some fairy lights. Other half wants to do some Xmas bauble project which require lighting up. I am looking at using these sort of micro rice lights...
  4. M

    Missing parallel resistors

    Thanks for the reply. ~I thought that the question was unanswerable. I am pretty sure I haven't misread the question. I have copied it below for you to see, regards
  5. M

    Missing parallel resistors

    Morning All I am trying to complete a task sheet on parallel resistors. I have a table and I have to fill in the blanks All I am given is a value for the first resistor and the total resistance. The question is to find the value of the other two resistors. How do I do this without know knowing...
  6. M

    LED circuit help

    Thankyou both for your help. I will read that section on LED's. :)
  7. M

    LED circuit help

    I can't see who makes them, it doesn't say. Hopefully they will all be from the same batch. I was thinking of buying a breadboard so i can experiment with it a bit and see what works before soldering it all together.
  8. M

    LED circuit help

    Hi Adam thanks for your reply, that does make a lot of sense. I should have realised that volt drop is dependant of current as V= IR I haven't got a data sheet all I know is they are 3 volt white 10mm LED's. they are on ebay and don''t have any other information. Looking around the general...
  9. M

    LED circuit help

    Hi guys I am new on here and want to clear something up that is confusing me. I have never done electronics before so I apologise if this question seems stupid. I need to connect 5 LED's in series. I am planning on using LED's that are 3 volt. Am I right in thinking I will need at least a 15V...
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