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The Wobbler

EA Tremelo incorporating

runoffgroove improvements

PedalParts.co.uk

Summary of Contents for The Wobbler

Page 1: ...TheWobbler EA Tremelo incorporating runoffgroove improvements PedalParts co uk ...

Page 2: ...M R1 1M R2 1M R3 4K7 R4 180R R5 1K2 R6 120K R7 68K R8 10K R9 2M2 R10 15K R11 1K Q1 BS170 Q2 J201 Q3 2N5088 C1 47u C2 100n C3 470n C4 22u C5 470n C6 1u C7 1u C8 1u TRIM 100K trim RATE 100KB DEPTH 220 250KB VOL 100KA ...

Page 3: ...heat sink on the legs of the LED and the transistors when soldering They aren t keen on heat Any more than a couple of seconds of iron and they re toast Recommended assembly order Resistors Caps Diode Transistor Pot Wires When assembled adjust the trim until you have around 4 5V at Q1 drain Original circuit was improved by chaps at runoffgroove com Input stage by Gez Paton pulsing LED by Darren In...

Page 4: ...ngths of wire to the board connections for 9V GND IN OUT LED LED Connect IN and OUT to the jacks as shown Connect all the GNDs together twist them up and add a small amount of solder to tack it Connect the battery lead to the 9V wire same method You can either solder the leads to the LED you ll snip the negative one in half later or connect them to the LED with crocodile clips Plug in Go If it wor...

Page 5: ...uple of wires from the DC connector one to the board another to the IN jack then daisy chain that over to the OUT jack It doesn t matter how they all connect as long as they do PedalParts co uk L E D BOARD OUT BOARD 9V BOARD GND BOARD GND BOARD GND BOARD INPUT BATTERY IN OUT L E D BOARD LED BOARD LED ...

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