Trimmer resistor rookie question

Nov 04, 2006 2 Replies

If a circuit schematic looks like: (a)



---------o---R4K7---------o ^ | | | > | /< R10K >



/ > < R4M7 / | >



| |



---(b)-------(c)-----------



(b and c are not in the original schematic, my example only for clarity)



And a trimmer has 3 terminals 1 2 3



Does the trimmer terminals 1 2 3 correspond to my example a b c or do I just wire it up as 1-a, 2-b like as connected as a variable resistor/rheostat? I suppose I just thought I knew how a trimmer works.



Appreciate any help; Thanks; Don


In this instance, its no different to a variable resistor !

Baron:

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