20 LED versions
Again, the only difference here is in the number of LEDs used.
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Parts List with order codes for UK and US suppliers
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20 individual LED version
There is one link fitted on this board layout. C3 replaces the small link used in the classic version. Again R3 uses the lower position.
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Component layout - top view.
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Track layout - Viewed from above.
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Assembled board. Here I used wires instead of a 2 pin header to connect the supply.
The PCB layout if using two 10 LED arrays
This board layout uses one link. R3 is fitted in the lower position.
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Component layout - top view (lefT) and Track layout - Viewed from above (right)
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Finished board.
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Wiring detail between the LED arrays viewed from above.
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