Merlin v1.1
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11
When building the Tim™ you will need to add the boost switch. I
n the original the boost
potentiometer has a built in switch, but you can also use a footswitch with a LED to see if the boost is
engaged or not:
Anode (long leg)
Cathode (short leg)
R led
The LEDs requires a resistor (R led in the diagram) depending on the type of LED you are using. An
ultra-bright red, green or blue LED requires a 3k3 resistor, diffuse Green requires 680R. If you want to
be more exact then go here:
http://www.muzique.com/schem/led.htm