let's start a electronic circuit thread!!!!!

sandharuwan1

Member
Mar 20, 2010
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Motherboard Circuit

c64_rev_a_250469_motherboard_schematic.gif
 

nisal456

Junior member
  • Jul 26, 2009
    538
    11
    18
    this details for the fm transmeter!!!!!!!!

    L1 - 4 turns of 20 SWG wire close wound over 8mm diameter plastic former.
    L2 - 2 turns of 24 SWG wire near top end of L1.
    (Note: No core (i.e. air core) is used for the above coils)
    L3 - 7 turns of 24 SWG wire close wound with 4mm diameter air core.
    L4 - 7 turns of 24 SWG wire-wound on a ferrite bead (as choke)
     
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