20 LED versions
Again, the only difference here is in the number of LEDs used.
Parts List with order codes for UK and US suppliers
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.
Component layout - top view.
Track layout - Viewed from above.
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.
Component layout - top view (lefT) and Track layout - Viewed from above (right)
Finished board.
Wiring detail between the LED arrays viewed from above.
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